arsa amador regional sanitation authority arsa agenda packet.pdf · 10-07-2019  · 10:37 am...

23
Amador Regional Sanitation Authority “Servicing Amador City, Martell, & Sutter Creek” A G E N D A July 10, 2019 10:00 A.M. Regular Meeting SUTTER CREEK COMMUNITY BUILDING 33 CHURCH STREET, SUTTER CREEK 1. CALL TO ORDER AND ESTABLISH A QUORUM 10:00 AM 2. PLEDGE OF ALLEGIANCE TO THE FLAG 3. PUBLIC FORUM Discussion items only, no action to be taken. Any person may address the Board at this time upon any subject within the jurisdiction of the Amador Regional Sanitation Authority; however, any matter that requires action may be referred to staff and/or Committee for a report and recommendation for possible action at a subsequent Board meeting. Please note there is a five (5) minute limit per topic. 4. * * * * CONSENT AGENDA Items listed on the consent agenda are considered routine and may be enacted in one motion. Any item may be removed for discussion at the request of the Board or the Public. A. Minutes of March 27, 2019 Approve Minutes of March 27, 2019. B. Approval of Warrants Approve warrants. C. FY 18-19 Budget vs. Actual For information only. D. System Status Report For information only. 5. * * ADMINISTRATIVE MATTERS A. Inundation Mapping For information only and staff direction to choose a method of public outreach. B. Fiscal Year 2019-2020 Annual Budget Adopt Resolution 18-19-* Adopting the 2019-2020 Annual Budget. ADJOURNMENT * Attachments Proceedings of the Meeting will be tape recorded. In compliance with the Americans with Disabilities Act, if you need special assistance to participate in this meeting, please call (209) 267-5647. Notification 48 hours prior to the meeting will allow for reasonable arrangements to be made.

Upload: others

Post on 20-Mar-2020

5 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

Amador Regional Sanitation Authority “Servicing Amador City, Martell, & Sutter Creek”

A G E N D A July 10, 2019

10:00 A.M. Regular Meeting

SUTTER CREEK COMMUNITY BUILDING

33 CHURCH STREET, SUTTER CREEK

1. CALL TO ORDER AND ESTABLISH A QUORUM – 10:00 AM

2. PLEDGE OF ALLEGIANCE TO THE FLAG

3. PUBLIC FORUM Discussion items only, no action to be taken. Any person may address the Board at this time upon any subject within the

jurisdiction of the Amador Regional Sanitation Authority; however, any matter that requires action may be referred to

staff and/or Committee for a report and recommendation for possible action at a subsequent Board meeting. Please note –

there is a five (5) minute limit per topic.

4.

*

*

*

*

CONSENT AGENDA

Items listed on the consent agenda are considered routine and may be enacted in one motion. Any item may be

removed for discussion at the request of the Board or the Public.

A. Minutes of March 27, 2019

Approve Minutes of March 27, 2019.

B. Approval of Warrants

Approve warrants.

C. FY 18-19 Budget vs. Actual

For information only.

D. System Status Report

For information only.

5.

*

*

ADMINISTRATIVE MATTERS

A. Inundation Mapping

For information only and staff direction to choose a method of public outreach.

B. Fiscal Year 2019-2020 Annual Budget

Adopt Resolution 18-19-* Adopting the 2019-2020 Annual Budget.

ADJOURNMENT

* Attachments

Proceedings of the Meeting will be tape recorded. In compliance with the Americans with Disabilities Act, if you need special assistance to

participate in this meeting, please call (209) 267-5647. Notification 48 hours prior to the meeting will allow for reasonable arrangements to be made.

Page 2: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

1

Amador Regional Sanitation Authority “Servicing Amador City, Martell, & Sutter Creek”

MINUTES

OF THE BOARD OF DIRECTORS MEETING

May 22, 2019

Present: Staff Present:

Robin Peters, Chairman Amy Gedney, Interim General Manager

Jim Swift, Board Member Harriet Steiner, ARSA Attorney

Susan Bragstad, Board Member Karen Darrow, Secretary

Frank Axe, Board Member

Absent: Richard Forster, Vice Chairman

1. CALL TO ORDER AND ESTABLISH A QUORUM

Meeting called to order by Chairman Peters at 10:00 A.M.

2. PLEDGE OF ALLEGIANCE TO THE FLAG

Chairman Peters led the Pledge of Allegiance.

3. PUBLIC FORUM-None.

4. CONSENT AGENDA

Items listed on the consent agenda are considered routine and may be enacted in one motion. Any item may

be removed for discussion at the request of the Board or the Public.

A. Minutes of March 27, 2019

Approve Minutes of March 27, 2019.

B. Approval of Warrants

Approve warrants.

C. FY 18-19 Budget vs. Actual

For information only.

D. System Status Report

For information only.

Item 4C was pulled for discussion

M/S Axe/Swift to Approve Consent Agenda Items A, B & D, as presented.

AYES: Axe, Bragstad, Swift and Peters

NOES: None

ABSTAIN: None

ABSENT: Forster

MOTION CARRIED

M/S Swift/Axe to Approve Item 4C as corrected.

AYES: Axe, Bragstad, Swift and Peters

NOES: None

ABSTAIN: None

ABSENT: Forester

MOTION CARRIED

kdarrow
Textbox
Item 4A
Page 3: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

2

____________________________ _________________________

Karen Darrow, Secretary Robin Peters, Chairman

Date Approved:

5.

6.

ADMINISTRATIVE MATTERS

A. Review of loan status with the City of Sutter Creek

For information only.

City of Sutter Creek Finance Supervisor Jodi Steneck noted that the audit should be complete by the

end of the month and that the interest on the loan is acknowledged in the audit.

B. 2019-2020 Annual Budget

Adopt Resolution 18-19-* Adopting the 2019-2020 Annual Budget.

Interim General Manager Gedney pulled this item, noting that it will be included on the next agenda.

Adjourn to Closed Session at 10:15 p.m.

CLOSED SESSION

A. CONFERENCE WITH LEGAL COUNSEL—ANTICIPATED LITIGATION

Initiation of litigation pursuant to paragraph (4) of subdivision (d) of Government Code

Section 54956.9: One potential case

ADJOURNMENT

The meeting was adjourned at 11:00 a.m.

Page 4: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

10:37 AM

07/01/19 Amador Regional Sanitation Authority (ARSA)

Check Detail July 2019

Type Num Date Name Account Paid Amount

Bill Pmt -Check 1483 07/01/2019 Best Best & Krieger, LLP 10000 · Checking - Umpqua

Bill 852032 06/17/2019 Legal/General Business -1,067.04

Bill 852033 06/17/2019 Legal/Water Rights -3,282.76

TOTAL -4,349.80

Bill Pmt -Check 1484 07/01/2019 City of Sutter Creek 10000 · Checking - Umpqua

Bill 2019-06 06/17/2019 Contract with COSC -12,745.33

Overtime -11,801.97

General Supplies -219.95

Repairs & Maintenance -3,103.53

TOTAL -27,870.78

Bill Pmt -Check 1485 07/01/2019 Hunt & Sons, Inc. 10000 · Checking - Umpqua

Bill 56799 05/15/2019 Fuel -1,166.81

Bill 66895 05/31/2019 Fuel -514.21

Bill 79012 06/15/2019 Fuel -966.01

TOTAL -2,647.03

Bill Pmt -Check 1486 07/01/2019 Ione ACE Hardware 10000 · Checking - Umpqua

Bill 05252019 05/25/2019 Repairs & Maintenance -27.57

Bill 06252019 06/25/2019 Repairs & Maintenance -13.99

Bill A282337 06/28/2019 Repairs & Maintenance -10.77

TOTAL -52.33

Bill Pmt -Check 1487 07/01/2019 SDRMA 10000 · Checking - Umpqua

Bill 66337 05/16/2019 Risk Management - Liabilty -14,114.56

TOTAL -14,114.56

Bill Pmt -Check 1488 07/01/2019 Steins Auto Care 10000 · Checking - Umpqua

Bill 14339 05/01/2019 Vehicle Maintenance -268.29

TOTAL -268.29

Bill Pmt -Check 1489 07/01/2019 Weber, Ghio & Associates, Inc. 10000 · Checking - Umpqua

Bill 6359 05/13/2019 Engineering/General -485.50

Bill 6360 05/13/2019 Engineering/RWQCB Compliance -323.75

Bill 6361 05/13/2019 Engineering/Inundation Study -2,440.25

Bill 6446 06/11/2019 Engineering/General 277.50

Bill 6445 06/11/2019 Engineering/Inundation Study 377.50

TOTAL -2,594.50

Page 1 of 1

kdarrow
Textbox
Item 4B
Page 5: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

Amador Regional Sanitation Authority (ARSA)

Budget vs. Actual July 2018 through June 2019

Budget Jul '18 - Jun 19 % of Budget Projected YE

Income

Interest Income 150$ 127$ 84.93% 135$

Use Fee Revenue

Amador City 17,627$ 17,627$ 100.0% 17,627$

Amador Water Agency 73,649$ 73,649$ 100.0% 73,649$

City of Sutter Creek 391,668$ 391,668$ 100.0% 391,668$

Total Use Fee Revenue 482,944$ 482,944$ 100.0% 482,944$

Total Income 483,094$ 483,071$ 100.0% 483,079$

Expense

Employee Services

Contract with COSC 152,944$ 149,995$ 98.07% 152,944$

Overtime 48,000$ 65,539$ 136.54% 70,000$

Total Employee Services 200,944$ 215,534$ 107.26% 222,944$

Operations

Audit & Accounting 8,000$ 6,000$ 75.0% 8,000$

Engineering 20,000$ 36,748$ 183.74% 40,000$

Inundation mapping 15,000$ 12,841$ 85.6% 15,000$

Legal 25,000$ 19,523$ 78.09% 21,000$

Risk Management - Liabilty 15,000$ 14,115$ 94.1% 14,115$

Taxes/Fees/Licenses 47,000$ 54,339$ 115.62% 54,339$

General Supplies 500$ 220$ 43.99% 250$

Membership Dues 1,500$ 1,673$ 111.55% 1,673$

Fuel 18,000$ 9,541$ 53.01% 10,500$

Tertiary Treatment Fees 70,000$ 50,978$ 72.83% 60,000$

Flood Control 2,000$ -$ 0.0% -$

Weed Control 1,500$ -$ 0.0% -$

Vehicle Maintenance 1,500$ 2,817$ 187.83% 3,000$

O&M Building/Structures 1,000$ 1,000$

Repairs & Maintenance 8,000$ 15,982$ 199.78% 16,500$

Contingency 24,000$ -$ 0.0% -$

Total Operations 233,000$ 225,778$ 96.9% 245,377$

Other Expense

Capital

O & M Equipment 25,000$ -$ 0.0% -$

Total Capital 25,000$ -$ 0.0% -$

TOTAL 458,944$ 441,312$ 468,321$

2018-2019 BUDGET

Page 1 of 1

kdarrow
Textbox
Item 4C
Page 6: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

ARSA SYSTEM FLOWS

2014 - Present

Date

Sutter Creek

WWTP Flow

(mg)

Bowers

Irrigation

(mg)

Henderson

Freeboard

Henderson

Outflow

(mg)

Hoskins

Irrigation

(mg)

Mule

Creek

Inflow (mg)

Preston

Freeboard

Outflow to

Ione (acft)

1/31/13 11.31 - 0.48 - - -

2/28/13 7.40 - 15.04 - - -

3/31/13 8.51 - 12.13 - - -

4/30/13 14.28 - 14.28 - - 13.38

5/31/13 6.85 - 18.68 3.00 13.99 26.84

6/30/13 5.82 8.23 17.92 4.40 3.37 31.70

7/31/13 5.92 5.73 5.70 4.36 15.03 31.59

8/31/13 6.55 6.26 6.80 5.11 23.67 19.75

9/30/13 6.61 5.95 5.39 5.05 11.84 22.40

10/31/13 6.51 6.14 3.58 3.27 12.34 15.08

11/30/13 6.08 3.17 4.78 0.75 8.56 5.84

12/31/13 6.77 - 5.04 - - - -

TOTALS 93 35 110 26 89 167

VOL (AcFt) 284.22 108.85 337.02 79.63 272.50 511.19

Date

Sutter Creek

WWTP Flow

(mg)

Bowers

Irrigation

(mg)

Henderson

Freeboard

Henderson

Outflow

(mg)

Hoskins

Irrigation

(mg)

Mule

Creek

Inflow (mg)

Preston

Freeboard

Outflow to

Ione

(650acft)

2014

1/31/2014 6.8 0.0 15'8" 7.1 0.0 3.4 17'1" 0.0

2/28/2014 12.3 0.0 11'5" 5.5 0.0 12.1 11'9" 0.0

3/31/2014 13.9 0.0 8' 7.3 0.0 0.0 13'2" 0.0

4/30/2014 11.0 0.0 6'2" 13.6 0.0 0.0 8'7" 5.2

5/31/2014 8.8 0.0 5'9" 12.2 0.0 0.0 12'3" 21.9

6/30/2014 8.2 8.2 7'1" 9.7 4.5 45.2 9'1" 28.4

7/31/2014 8.0 7.8 9'9" 13.0 4.7 31.4 10'3" 37.4

8/31/2014 8.4 5.8 11'6" 15.1 4.6 11.1 16'6" 38.9

9/30/2014 8.2 5.2 14'4" 16.4 4.6 10.1 19'3" 27.7

10/31/2014 8.1 3.7 17'7" 15.7 3.2 5.8 18'5" 14.1

11/30/2014 8.2 3.2 19' 16.2 0.8 0.0 13'3" 0.1

12/31/2014 16.0 0.0 13'1" 7.1 0.0 0.0 10'9" 0.0

Total Flow 117.9 33.9 138.9 22.4 119.1 173.7

Annual ac ft 361.8 104.0 426.3 68.7 365.5 533.1

2015

1/31/2015 9.7 0.0 10' 4.2 0.0 0.0 10'5" 0.0

2/28/2015 13.3 0.0 7'1" 6.6 0.0 0.0 8'8" 0.0

3/31/2015 9.7 0.0 6'5" 12.3 1.7 0.1 6'8" 0.0

4/30/2015 8.5 0.0 5'9" 19.2 5.6 0.0 5'8" 8.8

5/31/2015 8.2 0.0 5'7" 12.7 7.3 0.0 9'3" 22.6

6/30/2015 7.2 5.7 8'7" 20.7 10.1 15.8 8'9" 28.3

7/31/2015 7.2 6.6 12'3" 22.7 10.0 24.8 8'1" 32.6

8/31/2015 7.5 7.5 15'9" 16.9 10.3 23.3 7'2" 32.6

9/30/2015 7.6 5.8 19'6" 14.6 6.5 15.6 8'9" 31.4

10/31/2015 7.8 4.5 24'1" 19.7 5.8 0.0 10'9" 23.0

11/30/2015 8.4 0.0 21'1" 3.9 0.0 0.0 14'6" 10.9

12/31/2015 13.4 0.0 17'2" 9.8 0.0 0.0 14' 6.6

Total Flow 108.4 30.1 163.4 57.3 79.6 196.6

Annual ac ft 332.7 92.3 501.4 175.8 244.2 603.5

2016

1/31/2016 19.0 0.0 12'1" 12.4 0.0 0.0 11'4" 3.9

2/29/2016 10.7 0.0 10'9' 17.8 0.0 0.0 8'7" 4.0

3/31/2016 17.7 0.0 8'7" 15.1 0.0 0.0 5'7" 3.4

4/30/2016 10.7 0.0 8'5" 13.7 0.0 0.0 5'7" 9.1

5/31/2016 9.3 0.0 9'9" 23.0 0.0 0.0 7'7" 27.3

6/30/2016 8.3 2.9 14'4" 32.2 2.2 0.0 9'8" 36.0

7/31/2016 9.0 9.0 20'1" 25.4 5.3 35.9 7'6" 40.9

8/31/2016 9.2 9.2 22'3" 8.7 3.2 32.9 8'3" 44.1

9/30/2016 8.3 6.3 25'8" 10.8 2.2 10.3 13'2" 37.5

10/31/2016 11.0 2.5 23'2" 5.9 0.0 4.0 14'4" 6.4

11/30/2016 11.2 0.0 20'8" 5.3 0 0.0 14'2" 0.0

12/31/2016 16.5 0.0 16'8" 10.4 0.0 0.0 11'6" 0.0

Total Flow 140.8 29.8 180.8 12.9 83.2 212.6

Annual ac ft 432.1 91.5 554.9 39.6 255.2 652.5

kdarrow
Textbox
Item 4D
Page 7: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

ARSA SYSTEM FLOWS

2014 - Present

Date

Sutter Creek

WWTP Flow

(mg)

Bowers

Irrigation

(mg)

Henderson

Freeboard

Henderson

Outflow

(mg)

Hoskins

Irrigation

(mg)

Mule

Creek

Inflow (mg)

Preston

Freeboard

Outflow to

Ione (acft)

2017

1/31/2017 30.9 0.0 9'3" 10.7 0.0 0.0 6'8" 0.0

2/28/2017 26.5 0.0 4'1" 10.2 0.0 0.0 4'4" 0.0

3/31/2017 15.5 0.0 1'5" 14.1 0.0 0.0 1'5" 1.5

4/30/2017 16.1 0.0 1'6" 34.9 0.0 0.0 1'8" 5.9

5/31/2017 9.6 0.0 3'7" 38.0 2.7 0.0 1'2" 27.4

6/30/2017 8.9 8.0 6'7" 36.0 8.8 0.0 3'2" 36.2

7/31/2017 8.6 8.7 11' 35.0 10.7 0.0 6'11" 41.8

8/31/2017 8.8 8.7 13'9" 20.6 8.6 0.0 7'6" 12.1

9/30/2017 8.7 8.7 16'2" 18.3 11.9 0.0 6'10 0.0

10/31/2017 8.0 8.1 17'4" 13.8 9.4 0.0 9'7" 17.2

11/30/2017 11.5 0.9 14'10" 9.7 7.4 0.0 11'1" 27.2

12/31/2017 9.5 0.0 12'9" 6.3 0.0 10'6" 0.0

Total Flow 162.6 43.1 241.3 65.8 0.0 169.3

Annual ac ft 499.0 132.2 740.6 202.1 0.0 519.6

Average ac feet per

Year 313.51 76.46 385.57 74.90 216.80 485.36

2018

1/31/2018 13.6 0 9'7" 8.4 0 0 8'8" 0

2/28/2018 8.7 0 7'10" 5.1 0 0 8'3" 0

3/31/2018 22.1 0 4'1" 8.00 0 0 5'11" 0

4/30/2018 14.1 0 3'9" 23.8 6.0 0 3'3" 1.15

5/31/2018 9.3 0 3'10" 16.9 9.9 0 8'2" 27.71

6/30/2018 8.4 5.3 5'8" 21.2 9.6 0 15'1" 37.73

7/31/2018 9.3 9.2 10'0" 35.4 9.5 0 22'0" 42.85

8/31/2018 9.7 9.7 11'7" 12 5.8 0 20'9" 0

9/30/2018 9 9 13'11" 16 10.7 0 19'3" 0

10/31/2018 8.9 8.9 15'2" 16.2 10.0 0 11' 0

11/30/2018 10.5 5.8 15'1" 14.9 5.6 0 14'10" 0

12/31/2018 11.7 0 13'6" 15.2 0 0 11'2" 0

Total Flow 135.3 47.9 0 193.1 67.1 0 0 109.44

Annual ac ft 415.2 147.0 0.0 592.6 205.9 0.0 0.0 335.9

2019

1/31/2019 17.4 0 10'5" 36.7 0 0 8'3" 0

2/28/209 23.3 0 6'6" 4.8 0 0 6'6" 0

3/31/2019 20.2 0 3'6" 7.6 0 0 4'8" 0

4/30/2019 11.9 0 2'9" 15.8 4.2 0 3'2" 2

5/31/2019 12.7 0 3'6" 24 5.8 0 4'8" 20.9

6/30/2019

7/31/2019

8/31/2019

9/30/2019

10/31/2019

11/30/2019

12/31/2019

Total Flow 85.5 0 0 88.9 10 0 0 22.9

Annual ac ft 262.4 0.0 0.0 272.8 30.7 0.0 0.0 70.3

Sutter Creek

WWTP Flow

(mg)

Bowers

Irrigation

(mg)

Henderson

Freeboard

Henderson

Outflow

(mg)

Hoskins

Irrigation

(mg)

Mule

Creek

Inflow (mg)

Preston

Freeboard

Outflow to

Ione (acft)

5/31/2011 8.5 0.0 15.8 0.0 13.0 13.7

5/31/2012 9.7 0.0 17.9 1.1 11.3 22.0

5/31/2013 6.8 0.0 18.7 3.0 14.0 26.8

5/31/2014 8.8 0.0 5'9" 12.2 0.0 0.0 12'3" 21.9

5/31/2015 8.2 0.0 5'7" 12.7 7.3 0.0 9'3" 22.6

5/31/2016 9.3 0.0 9'9" 23.0 0.0 0.0 7'7" 27.3

5/31/2017 9.6 0.0 3'7" 38.0 2.7 0.0 1'2" 27.4

5/31/2018 9.3 0.0 3'10" 16.9 9.9 0.0 8'2" 27.7

5/31/2019 12.7 0.0 3'6" 24.0 5.8 0.0 4'8" 20.9

May Comparisons

Page 8: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

1

Amador Regional Sanitation Authority

“Servicing Amador City, Martell, & Sutter Creek”

STAFF REPORT TO: ARSA BOARD OF DIRECTORS MEETING DATE: JULY 10, 2019 FROM: GARY GHIO, DISTRICT ENGINEER SUBJECT: HENDERSON AND PRESTON EMERGENCY ACTION PLAN

RECOMMENDATION: Choose a method of outreach. BACKGROUND & DISCUSSION: On July 14, 2017 the Division of Safety of Dams (DSOD) notified ARSA regarding newly adopted regulations requiring inundation mapping and emergency action plans (EAP) for both Henderson and Preston Dams. Effective July 1, 2017, dam owners are required to prepare an EAP for their dams and critical appurtenant structures under certain conditions and in specific time limits. Both Henderson and Preston Dams have a "high" hazard classification per DSOD. See Figure 1 for an overview of the Cal OES plan review process. Inundation mapping has been approved by DSOD and EAPs were submitted to Cal OES for initial review in December 2018. Attachment #1 shows the approved inundation mapping for Preston and Henderson Dams. The inundation maps show flooding that could result from a hypothetical failure of a dam or its critical appurtenant structure (eg spillway). The inundation maps for Henderson and Preston Dams show the impacts to Mule Creek State Prison, residents of the City of Ione and residents of Castle Oaks Golf Course. The approved inundation maps are published by the State to the following website: https://fmds.water.ca.gov/maps/damim/ for the public to access. Cal OES has responded to the initial submittal of the Draft Henderson EAP and District Staff is in the process of responding to the comments and coordinating with local agencies that include Amador County (Sheriff’s Office, Fire Department and OES), CDCR, and the City of Ione. Cal OES identified that additional documentation and coordination for outreach and education to downstream residents of a potential dam risk will be required. Cal OES and FEMA provide general guidelines for methods to fulfill this requirement but does not prescribe an outreach method. Below is the guidance provided from the "Federal Guidelines for Dam Safety: Emergency Action Planning for Dams FEMA 64":

"Dams that are immediately upstream of residences, recreation areas, and campgrounds pose unique challenges. It may be necessary for the dam owner to assist emergency management authorities in developing public awareness measures. These measures typically explain the proximity of the dam, how people will be informed of an emergency, and the actions people should take during an emergency."

Page 9: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

2

The primary emergency management authority for a large-scale emergency is the Amador County Sheriffs Office of Emergency Services (OES). In the event of an incident at the dam that would require OES's involvement they would be responsible to coordinate the County's response to the emergency. Amador OES notifies residents of emergencies or evacuations through a high-speed emergency/community notification system called CodeRED. The CodeRED system would be able to deliver telephone calls, text messages and emails directly to residents within the inundation area downstream of ARSA's reservoirs. OES recommends Amador residents to sign up for the CodeRED system online or through their office to ensure that in addition to landline communication that cellphones can also be reached with the CodeRED system. The District has been coordinating with Amador OES to verify the roles of local agencies that are outlined in both the Preston and Henderson EAP. The District staff is seeking board recommendation to choose one of three or a combination of the following outreach options:

1. Transmittal of informational mailers to downstream property owners that are within the inundation area

2. Coordination of additional outreach activities with Amador County, the City of Ione, CDCR, and Castle Oaks Golf Course and require posting of information in areas of normal public notice postings used by the agencies.

3. Public notice advertisement in the local newspaper where residents can find the information.

Page 10: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

Figure 1 - Cal OES Emergency Action Plan Review Process

#2670 Staff Report-Board_2019-07-02.docx

Page 11: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

4

Attachment #1 Preston and Henderson Reservoir Dam Inundation Mapping

Page 12: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

ID: 0 MILES (DS HENDERSON RES.)ARRIVAL TIME: 0 HRS.VELOCITY: 0 FPS.MAXIMUM DEPTH: 5 FT.WATER SURFACE ELEVATION: 784 FT.

ID: 1 MILE (DS HENDERSON RES.)ARRIVAL TIME: 0.25 HRS.VELOCITY: 10.33 FPS.MAXIMUM DEPTH: 16.83 FT.WATER SURFACE ELEVATION: 659.76 FT.

ID: STRUCTUREARRIVAL TIME: 0.25 HRS.VELOCITY: 6.62 FPS.MAXIMUM DEPTH: 1.25 FT.WATER SURFACE ELEVATION: 727.91 FT.

ID: PAINE ROADARRIVAL TIME: 0.08 HRS.VELOCITY: 22.85 FPS.MAXIMUM DEPTH: 7.88 FT.WATER SURFACE ELEVATION: 715.1 FT.

ID: SUTTER IONE ROADARRIVAL TIME: 0.17 HRS.VELOCITY: 22.61 FPS.MAXIMUM DEPTH: 13.16 FT.WATER SURFACE ELEVATION: 668.03 FT.

ID: STRUCTUREARRIVAL TIME: 0.33 HRS.VELOCITY: 11.63 FPS.MAXIMUM DEPTH: 1.92 FT.WATER SURFACE ELEVATION: 662.02 FT.

ID: STRUCTUREARRIVAL TIME: 0.25 HRS.VELOCITY: 9.79 FPS.MAXIMUM DEPTH: 15.19 FT.WATER SURFACE ELEVATION: 660.09 FT.

HENDERSON RESERVOIRDAM

GOFFINETRESERVOIRDAM

Mt EchoRd

Beav

erLo

opRd

Goffinet Rd

Sutte

rCre

ekRa

ncho

s Rd

Sutter Ione Rd

Sutte

r Cree

k Ione Rd

Paine Rd

Jackas

s Cree

k

Sourc e: Esri, Digita lGlob e, GeoEye, Earthstar Geogra p hic s, CNES/Airb us DS, USDA, USGS, AeroGRID,IGN, a nd the GIS User Com m unity

120.8583° W

120.8583° W

120.8667° W

120.8667° W

120.875° W

120.875° W

120.8833° W

120.8833° W

120.8917° W

120.8917° W38.3917° N

38.3917° N

38.3833° N

38.3833° N

38.375° N

38.375° N

38.3667° N

123

45

H E N D E RSONH E N D E RSONR E S E R VOIRR E S E R VOIR

S Mill St

Tonzi Rd

Waterm

an Rd

W Marle t te St

FiveMile

Dr

Carbondale Rd

Buena Vista Rd

Ione Rd

Willo

wCr

eek Rd

Old

Stockton Rd

I rish

H il lR

d

A m a dorA m a dorC o u ntyC o u nty

ST124

ST104

ST124

ST88

ST104

ST124

ST104

IoneIone

PANEL

t 0 1,000500Feet

PANEL LOCATOR

0 400200Meters

X :\GIS\7000_ PRJ\7707 Am a dor Regiona l Sa nitary Authority Da m Brea k Ana lysis\Ma p s\P1-P5 20180430 7707 ARSA HENDERSO N INUNDATIO N MAP.mxd

EXPLANATION

HENDERSO N RESERVO IRINUNDATED STRUCTURE LO CATIO N

SUNNY DAY BREACH INUNDATIO N (≥ 1 FT. DEPTH)

DISTANCE DO WNSTREAM FRO M DAM (MILES)D

RAILRO AD

DAMSTREAM CENTERLINE

CO UNTY BO UNDARIES

HIGHWAY SMAJO R RO ADSLO CAL STREETS

PRELIMINARY INUNDATIO N AREAS WERE PREPARED BY CO NDO R EARTH, APRIL 2018.THE NATIO NAL ELEVATIO N DATASET (NED), 1/3 ARC-SECO ND, IS THE PRIMARY ELEVATIO N DATA PRO DUCT PRO DUCED AND DISTRIBUTED BY THE USGS. HO RIZO NTAL DATUM NAME: NO RTH AMERICAN DATUM O F 1983. ALTITUDE DATUM NAME: NO RTH AMERICAN VERTICAL DATUM O F 1988.MAP CO MPILED IN GEO GRAPHIC CO O RDINATES, NAD 1983. PRO JECTIO N: LAMBERT CO NFO RMAL CO NIC – CALIFO RNIA STATE PLANE ZO NE 3 (FEET).

DATA SOURCES:

NOTE:BECAUSE O F THE METHO D, PRO CEDURES, AND ASSUMPTIO NS USED TO DEVELO P THE INUNDATIO N AREA THE LIMITS O F FLO O DING SHO WN AND FLO O D WAVE ARRIVAL TIMES ARE APPRO X IMATE AND SHO ULD BE USED O NLY AS A GUIDELINE FO R ESTABLISHING EVACUATIO N ZO NES. ACTUAL AREAS INUNDATED WILL DEPEND O N CO NDITIO NS DURING ACTUAL FAILURE AND MAY DIFFER FRO M AREAS SHO WN O N THE MAP.

HENDERSON DAM FAILURE

1 O F 5

Page 13: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

D

ID: 2 MILES (DS HENDERSON RES.ARRIVAL TIME: 0.42 HRS.VELOCITY: 11.73 FPS.MAXIMUM DEPTH: 14.57 FT.WATER SURFACE ELEVATION: 591.86 FT.

ID: 3 MILES (DS HENDERSON RES.)ARRIVAL TIME: 0.5 HRS.VELOCITY: 15.28 FPS.MAXIMUM DEPTH: 12.72 FT.WATER SURFACE ELEVATION: 509.81 FT.

ID: 4 MILES (DS HENDERSON RES.)ARRIVAL TIME: 0.67 HRS.

VELOCITY: 6.98 FPS.MAXIMUM DEPTH: 19.7 FT.

WATER SURFACE ELEVATION: 467.63 FT.

ID: SUTTER IONE ROADARRIVAL TIME: 0.42 HRS.VELOCITY: 2.33 FPS.MAXIMUM DEPTH: 2.45 FT.WATER SURFACE ELEVATION: 638.51 FT.

ID: SUTTER IONE ROADARRIVAL TIME: 0.42 HRS.

VELOCITY: 9.76 FPS.MAXIMUM DEPTH: 3.96 FT.

WATER SURFACE ELEVATION: 565.71 FT.

ID: STRUCTUREARRIVAL TIME: 0.5 HRS.VELOCITY: 0.61 FPS.MAXIMUM DEPTH: 1.34 FT.WATER SURFACE ELEVATION: 532.34 FT.

ID: STATE HIGHWAY 124ARRIVAL TIME: 0.5 HRS.

VELOCITY: 13.01 FPS.MAXIMUM DEPTH: 12.3 FT.

WATER SURFACE ELEVATION: 526.93 FT.

ID: PRIVATE ROADARRIVAL TIME: 0.67 HRS.VELOCITY: 13.75 FPS.MAXIMUM DEPTH: 16.03 FT.WATER SURFACE ELEVATION: 468.66 FT.

ID: STRUCTUREARRIVAL TIME: 0.25 HRS.VELOCITY: 9.79 FPS.MAXIMUM DEPTH: 15.19 FT.WATER SURFACE ELEVATION: 660.09 FT.

ST124

Mou n t Ech

oRd Mt Echo Rd

Sutter Ione Rd

Water man Rd

Will

o wC r

e ek

Rd

Sta t

eHi

ghwa

y12

4

Jackass Creek

Mule Creek

Sourc e: Esri, Digita lGlob e, GeoEye, Earthstar Geogra p hic s, CNES/Airb us DS, USDA, USGS, AeroGRID,IGN, a nd the GIS User Com m unity

120.9° W

120.9° W

120.9083° W

120.9083° W

120.9167° W

120.9167° W

120.925° W

120.925° W38.3917° N

38.3917° N

38.3833° N

38.3833° N

38.375° N

38.375° N

38.3667° N

123

45

H E N D E RSONH E N D E RSONR E S E R VOIRR E S E R VOIR

S Mill St

Tonzi Rd

Waterm

an Rd

W Marle t te St

FiveMile

Dr

Carbondale Rd

Buena Vista Rd

Ione Rd

Willo

wCr

eek Rd

Old

Stockton Rd

I rish

H il lR

d

A m a dorA m a dorC o u ntyC o u nty

ST124

ST104

ST124

ST88

ST104

ST124

ST104

IoneIone

PANEL

t 0 1,000500Feet

PANEL LOCATOR

0 400200Meters

X :\GIS\7000_ PRJ\7707 Am a dor Regiona l Sa nitary Authority Da m Brea k Ana lysis\Ma p s\P1-P5 20180430 7707 ARSA HENDERSO N INUNDATIO N MAP.mxd

EXPLANATION

HENDERSO N RESERVO IRINUNDATED STRUCTURE LO CATIO N

SUNNY DAY BREACH INUNDATIO N (≥ 1 FT. DEPTH)

DISTANCE DO WNSTREAM FRO M DAM (MILES)D

RAILRO AD

DAMSTREAM CENTERLINE

CO UNTY BO UNDARIES

HIGHWAY SMAJO R RO ADSLO CAL STREETS

PRELIMINARY INUNDATIO N AREAS WERE PREPARED BY CO NDO R EARTH, APRIL 2018.THE NATIO NAL ELEVATIO N DATASET (NED), 1/3 ARC-SECO ND, IS THE PRIMARY ELEVATIO N DATA PRO DUCT PRO DUCED AND DISTRIBUTED BY THE USGS. HO RIZO NTAL DATUM NAME: NO RTH AMERICAN DATUM O F 1983. ALTITUDE DATUM NAME: NO RTH AMERICAN VERTICAL DATUM O F 1988.MAP CO MPILED IN GEO GRAPHIC CO O RDINATES, NAD 1983. PRO JECTIO N: LAMBERT CO NFO RMAL CO NIC – CALIFO RNIA STATE PLANE ZO NE 3 (FEET).

DATA SOURCES:

NOTE:BECAUSE O F THE METHO D, PRO CEDURES, AND ASSUMPTIO NS USED TO DEVELO P THE INUNDATIO N AREA THE LIMITS O F FLO O DING SHO WN AND FLO O D WAVE ARRIVAL TIMES ARE APPRO X IMATE AND SHO ULD BE USED O NLY AS A GUIDELINE FO R ESTABLISHING EVACUATIO N ZO NES. ACTUAL AREAS INUNDATED WILL DEPEND O N CO NDITIO NS DURING ACTUAL FAILURE AND MAY DIFFER FRO M AREAS SHO WN O N THE MAP.

HENDERSON DAM FAILURE

2 O F 5

Page 14: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

D

ID: 5 MILES (DS HENDERSON RES.)ARRIVAL TIME: 0.83 HRS.

VELOCITY: 6.87 FPS.MAXIMUM DEPTH: 19.67 FT.

WATER SURFACE ELEVATION: 429.82 FT.

ID: 6 MILES (DS HENDERSON RES.)ARRIVAL TIME: 0.92 HRS.VELOCITY: 8.17 FPS.MAXIMUM DEPTH: 11.52 FT.WATER SURFACE ELEVATION: 341.42 FT.

ID: 7 MILES (DS HENDERSON RES.)ARRIVAL TIME: 1.08 HRS.VELOCITY: 6.54 FPS.MAXIMUM DEPTH: 8.12 FT.WATER SURFACE ELEVATION: 299.06 FT.

ID: 8 MILES (DS HENDERSON RES.)ARRIVAL TIME: 1.33 HRS.VELOCITY: 5.75 FPS.MAXIMUM DEPTH: 5.15 FT.WATER SURFACE ELEVATION: 275.87 FT.

ID: BRIDGEARRIVAL TIME: 1 HRS.VELOCITY: 11.22 FPS.MAXIMUM DEPTH: 6.97 FT.WATER SURFACE ELEVATION: 328.22 FT.

ID: PRIVATE ROADARRIVAL TIME: 1 HRS.

VELOCITY: 7.32 FPS.MAXIMUM DEPTH: 5.2 FT.

WATER SURFACE ELEVATION: 325.89 FT.

ID: STRUCTUREARRIVAL TIME: 1.08 HRS.VELOCITY: 1.2 FPS.MAXIMUM DEPTH: 0.59 FT.WATER SURFACE ELEVATION: 319.65 FT.

ID: PRIVATE ROADARRIVAL TIME: 1.08 HRS.

VELOCITY: 3.07 FPS.MAXIMUM DEPTH: 3.02 FT.

WATER SURFACE ELEVATION: 305.55 FT.

ID: POWER STRUCTUREARRIVAL TIME: 1.17 HRS.

VELOCITY: 3.13 FPS.MAXIMUM DEPTH: 1.93 FT.

WATER SURFACE ELEVATION: 295.68 FT.

ID: PARKING AREA (MULE CREEK STATE PRISON)ARRIVAL TIME: 1.25 HRS.VELOCITY: 2.49 FPS.MAXIMUM DEPTH: 1.54 FT.WATER SURFACE ELEVATION: 293.88 FT.

ID: PRESTON AVE. (STATE HIGHWAY 104)ARRIVAL TIME: 1.25 HRS.

VELOCITY: 7.96 FPS.MAXIMUM DEPTH: 5.75 FT.

WATER SURFACE ELEVATION: 286.79 FT.

ID: STATE HIGHWAY 104 / CASTLE OAKS DRIVEARRIVAL TIME: 1.25 HRS.VELOCITY: 1.6 FPS.MAXIMUM DEPTH: 1.47 FT.WATER SURFACE ELEVATION: 286.75 FT.

ID: ROAD (MULE CREEK STATE PRISON)ARRIVAL TIME: 1.25 HRS.

VELOCITY: 0.65 FPS.MAXIMUM DEPTH: 0.32 FT.

WATER SURFACE ELEVATION: 290.53 FT.ST104

ST104

Coll i

nsRd

Preston Creek

Mule C

reek

Dry Creek

Sourc e: Esri, Digita lGlob e, GeoEye, Earthstar Geogra p hic s, CNES/Airb us DS, USDA, USGS, AeroGRID,IGN, a nd the GIS User Com m unity

120.9333° W

120.9333° W

120.9417° W

120.9417° W

120.95° W

120.95° W

120.9583° W

120.9583° W

120.9667° W

120.9667° W38.3917° N

38.3917° N

38.3833° N

38.3833° N

38.375° N

38.375° N

38.3667° N

123

45

H E N D E RSONH E N D E RSONR E S E R VOIRR E S E R VOIR

S Mill St

Tonzi Rd

Waterm

an Rd

W Marle t te St

FiveMile

Dr

Carbondale Rd

Buena Vista Rd

Ione Rd

Willo

wCr

eek Rd

Old

Stockton Rd

I rish

H il lR

d

A m a dorA m a dorC o u ntyC o u nty

ST124

ST104

ST124

ST88

ST104

ST124

ST104

IoneIone

PANEL

t 0 1,000500Feet

PANEL LOCATOR

0 400200Meters

X :\GIS\7000_ PRJ\7707 Am a dor Regiona l Sa nitary Authority Da m Brea k Ana lysis\Ma p s\P1-P5 20180430 7707 ARSA HENDERSO N INUNDATIO N MAP.mxd

EXPLANATION

HENDERSO N RESERVO IRINUNDATED STRUCTURE LO CATIO N

SUNNY DAY BREACH INUNDATIO N (≥ 1 FT. DEPTH)

DISTANCE DO WNSTREAM FRO M DAM (MILES)D

RAILRO AD

DAMSTREAM CENTERLINE

CO UNTY BO UNDARIES

HIGHWAY SMAJO R RO ADSLO CAL STREETS

PRELIMINARY INUNDATIO N AREAS WERE PREPARED BY CO NDO R EARTH, APRIL 2018.THE NATIO NAL ELEVATIO N DATASET (NED), 1/3 ARC-SECO ND, IS THE PRIMARY ELEVATIO N DATA PRO DUCT PRO DUCED AND DISTRIBUTED BY THE USGS. HO RIZO NTAL DATUM NAME: NO RTH AMERICAN DATUM O F 1983. ALTITUDE DATUM NAME: NO RTH AMERICAN VERTICAL DATUM O F 1988.MAP CO MPILED IN GEO GRAPHIC CO O RDINATES, NAD 1983. PRO JECTIO N: LAMBERT CO NFO RMAL CO NIC – CALIFO RNIA STATE PLANE ZO NE 3 (FEET).

DATA SOURCES:

NOTE:BECAUSE O F THE METHO D, PRO CEDURES, AND ASSUMPTIO NS USED TO DEVELO P THE INUNDATIO N AREA THE LIMITS O F FLO O DING SHO WN AND FLO O D WAVE ARRIVAL TIMES ARE APPRO X IMATE AND SHO ULD BE USED O NLY AS A GUIDELINE FO R ESTABLISHING EVACUATIO N ZO NES. ACTUAL AREAS INUNDATED WILL DEPEND O N CO NDITIO NS DURING ACTUAL FAILURE AND MAY DIFFER FRO M AREAS SHO WN O N THE MAP.

HENDERSON DAM FAILURE

3 O F 5

Page 15: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

ID: 8 MILES (DS HENDERSON RES.)ARRIVAL TIME: 1.33 HRS.VELOCITY: 5.75 FPS.MAXIMUM DEPTH: 5.15 FT.WATER SURFACE ELEVATION: 275.87 FT.

ID: PRESTON AVE. (STATE HIGHWAY 104)ARRIVAL TIME: 1.25 HRS.

VELOCITY: 7.96 FPS.MAXIMUM DEPTH: 5.75 FT.

WATER SURFACE ELEVATION: 286.79 FT.

ID: STATE HIGHWAY 104 / CASTLE OAKS DRIVEARRIVAL TIME: 1.25 HRS.VELOCITY: 1.6 FPS.MAXIMUM DEPTH: 1.47 FT.WATER SURFACE ELEVATION: 286.75 FT.

ID: STRUCTURE (CASTLE OAKS GOLF COURSE)ARRIVAL TIME: 1.42 HRS.VELOCITY: 0.81 FPS.MAXIMUM DEPTH: 0.59 FT.WATER SURFACE ELEVATION: 284.75 FT.

ID: STRUCTURE - CASTLE OAKS GOLF COURSEARRIVAL TIME: 1.42 HRS.VELOCITY: 1.2 FPS.MAXIMUM DEPTH: 0.72 FT.WATER SURFACE ELEVATION: 278.37 FT.

ID: SUBDIVISION - CASTLE OAKS GOLF CLUBARRIVAL TIME: 1.42 HRS.VELOCITY: 3.52 FPS.MAXIMUM DEPTH: 1.74 FT.WATER SURFACE ELEVATION: 276.02 FT.

ID: SUBDIVISION - UNDER CONSTRUCTIONARRIVAL TIME: 1.42 HRS.VELOCITY: 2.43 FPS.MAXIMUM DEPTH: 4.05 FT.WATER SURFACE ELEVATION: 266.87 FT.

ID: FIVE MILE DRIVE / FIVE MILE COURTARRIVAL TIME: 1.67 HRS.VELOCITY: 1.34 FPS.MAXIMUM DEPTH: 1.1 FT.WATER SURFACE ELEVATION: 266.75 FT.

ID: DRY CREEK / W. MARLETTE STREETARRIVAL TIME: 1.58 HRS.VELOCITY: 2.13 FPS.MAXIMUM DEPTH: 5.51 FT.WATER SURFACE ELEVATION: 266.79 FT.

ID: STRUCTURE - IONE WASTE WATER TREATMENTARRIVAL TIME: 1.83 HRS.VELOCITY: 0.92 FPS.MAXIMUM DEPTH: 0.72 FT.WATER SURFACE ELEVATION: 266.31 FT.

ID: STRUCTUREARRIVAL TIME: 1.58 HRS.VELOCITY: 2.54 FPS.MAXIMUM DEPTH: 3.15 FT.WATER SURFACE ELEVATION: 266.8 FT.

ID: STRUCTURE - IONE WASTE WATER TREATMENTARRIVAL TIME: 1.58 HRS.VELOCITY: 3.2 FPS.MAXIMUM DEPTH: 1.01 FT.WATER SURFACE ELEVATION: 263.83 FT.

ST104

ST104

ST124

ST124

Cove

yCt

Dove Ln

MeadowWoodLn

NChurch

StTre g askis

L n

CraigDr

Stacy Rd

Birc

hwoo

dCt

N IoneSt

Depot Rd

Poplar St

Welch Ln

BrookviewCt

WalnutSt

Cotto

nwoo

dCtMaple St

WMarket

StN

Summ

it St

S Mill St

Veter

an

s

Cir

N Arroyo Seco St

Viol

et Ln

Brier

wood

Way

S Summit St

Heath Dr

W Pl ym outh Hwy

Poppy LnOakshire Dr

Nuner Dr

E Main St

Sto nybro

okDr

SArroyo

SecoSt

Amador St

Shakeley Ln

Manor

Dr

Circle Dr

Plea

sant

Valle

y Dr

Sprin

gcree

kDr

Brickyard Rd

Palm

Dr

Sutte

r Ln

Edgebro

okDr

Castle Oaks DrFairway Dr

MainSt

SIoneSt

W Jackson St

Footh i l l B lvd

SChur ch

St

Preston Ave

Five Mile Dr

Five Mile

Dr

E Plymouth Hwy

Old

Stoc

kton

Rd

Waterm

anRd

W Marlet te St

Reach

Sutter Creek

Mule

Creek

Preston Creek

Sourc e: Esri, Digita lGlob e, GeoEye, Earthstar Geogra p hic s, CNES/Airb us DS, USDA, USGS, AeroGRID,IGN, a nd the GIS User Com m unity

120.9333° W

120.9333° W

120.9417° W

120.9417° W

120.95° W

120.95° W

120.9583° W

120.9583° W120.9667° W

38.3667° N

38.3583° N

38.3583° N

38.35° N

38.35° N

38.3417° N

38.3417° N

123

45

H E N D E RSONH E N D E RSONR E S E R VOIRR E S E R VOIR

S Mill St

Tonzi Rd

Waterm

an Rd

W Marle t te St

FiveMile

Dr

Carbondale Rd

Buena Vista Rd

Ione Rd

Willo

wCr

eek Rd

Old

Stockton Rd

I rish

H il lR

d

A m a dorA m a dorC o u ntyC o u nty

ST124

ST104

ST124

ST88

ST104

ST124

ST104

IoneIone

PANEL

t 0 1,000500Feet

PANEL LOCATOR

0 400200Meters

X :\GIS\7000_ PRJ\7707 Am a dor Regiona l Sa nitary Authority Da m Brea k Ana lysis\Ma p s\P1-P5 20180430 7707 ARSA HENDERSO N INUNDATIO N MAP.mxd

EXPLANATION

HENDERSO N RESERVO IRINUNDATED STRUCTURE LO CATIO N

SUNNY DAY BREACH INUNDATIO N (≥ 1 FT. DEPTH)

DISTANCE DO WNSTREAM FRO M DAM (MILES)D

RAILRO AD

DAMSTREAM CENTERLINE

CO UNTY BO UNDARIES

HIGHWAY SMAJO R RO ADSLO CAL STREETS

PRELIMINARY INUNDATIO N AREAS WERE PREPARED BY CO NDO R EARTH, APRIL 2018.THE NATIO NAL ELEVATIO N DATASET (NED), 1/3 ARC-SECO ND, IS THE PRIMARY ELEVATIO N DATA PRO DUCT PRO DUCED AND DISTRIBUTED BY THE USGS. HO RIZO NTAL DATUM NAME: NO RTH AMERICAN DATUM O F 1983. ALTITUDE DATUM NAME: NO RTH AMERICAN VERTICAL DATUM O F 1988.MAP CO MPILED IN GEO GRAPHIC CO O RDINATES, NAD 1983. PRO JECTIO N: LAMBERT CO NFO RMAL CO NIC – CALIFO RNIA STATE PLANE ZO NE 3 (FEET).

DATA SOURCES:

NOTE:BECAUSE O F THE METHO D, PRO CEDURES, AND ASSUMPTIO NS USED TO DEVELO P THE INUNDATIO N AREA THE LIMITS O F FLO O DING SHO WN AND FLO O D WAVE ARRIVAL TIMES ARE APPRO X IMATE AND SHO ULD BE USED O NLY AS A GUIDELINE FO R ESTABLISHING EVACUATIO N ZO NES. ACTUAL AREAS INUNDATED WILL DEPEND O N CO NDITIO NS DURING ACTUAL FAILURE AND MAY DIFFER FRO M AREAS SHO WN O N THE MAP.

HENDERSON DAM FAILURE

4 O F 5

Page 16: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

D

D

ID: 9 MILES (DS HENDERSON RES.)ARRIVAL TIME: 1.75 HRS.VELOCITY: 3.19 FPS.MAXIMUM DEPTH: 1.92 FT.WATER SURFACE ELEVATION: 256.2 FT.

ID: 10 MILES (DS HENDERSON RES.)ARRIVAL TIME: 2.33 HRS.VELOCITY: 3.41 FPS.MAXIMUM DEPTH: 5.44 FT.WATER SURFACE ELEVATION: 243.78 FT.

ID: 11 MILES (DS HENDERSON RES.)ARRIVAL TIME: 2.92 HRS.VELOCITY: 3.45 FPS.MAXIMUM DEPTH: 2.53 FT.WATER SURFACE ELEVATION: 225.03 FT.

ID: SOUTHERN PACIFIC RAILROAD / MULE CREEKARRIVAL TIME: 1.83 HRS.VELOCITY: 2.2 FPS.MAXIMUM DEPTH: 2.37 FT.WATER SURFACE ELEVATION: 255.37 FT.

ID: LOWER REACHARRIVAL TIME: 2.33 HRS.VELOCITY: 1.1 FPS.MAXIMUM DEPTH: 1.02 FT.WATER SURFACE ELEVATION: 253.36 FT.

ID: SOUTHERN PACIFIC RAILROADARRIVAL TIME: 2.67 HRS.VELOCITY: 1.06 FPS.MAXIMUM DEPTH: 2.52 FT.WATER SURFACE ELEVATION: 243.86 FT.

ID: STRUCTURE - DUTSCHKE ROADARRIVAL TIME: 2.58 HRS.VELOCITY: 2.01 FPS.MAXIMUM DEPTH: 2.26 FT.WATER SURFACE ELEVATION: 235.38 FT.

ID: LOCH LANEARRIVAL TIME: 3 HRS.VELOCITY: 0.35 FPS.MAXIMUM DEPTH: 1.36 FT.WATER SURFACE ELEVATION: 225.33 FT.

ID: STRUCTURE - IONE WASTE WATER TREATMENTARRIVAL TIME: 1.83 HRS.VELOCITY: 0.92 FPS.MAXIMUM DEPTH: 0.72 FT.WATER SURFACE ELEVATION: 266.31 FT.

ID: STRUCTURE - IONE WASTE WATER TREATMENTARRIVAL TIME: 1.58 HRS.VELOCITY: 3.2 FPS.MAXIMUM DEPTH: 1.01 FT.WATER SURFACE ELEVATION: 263.83 FT.

ID: SOUTHERN PACIFIC RAILROAD / DRY CREEKARRIVAL TIME: 1.83 HRS.VELOCITY: 2.74 FPS.MAXIMUM DEPTH: 3.11 FT.WATER SURFACE ELEVATION: 255.46 FT.

ID: FIVE MILE DRIVEARRIVAL TIME: 1.67 HRS.VELOCITY: 3.57 FPS.MAXIMUM DEPTH: 1.37 FT.WATER SURFACE ELEVATION: 258.22 FT.

Winter

Rd

Duts

chke

Rd

5 Mile Dr

4WD

Road

Loch Ln

Five Mile Dr

Dry Cre

ek

Dutschke Creek

Mule Creek

Dry Creek

Sutter Creek

Reach

Sourc e: Esri, Digita lGlob e, GeoEye, Earthstar Geogra p hic s, CNES/Airb us DS, USDA, USGS, AeroGRID,IGN, a nd the GIS User Com m unity

120.9667° W

120.9667° W

120.975° W

120.975° W

120.9833° W

120.9833° W

120.9917° W

120.9917° W

121° W

121° W38.3667° N

38.3583° N

38.3583° N

38.35° N

38.35° N

38.3417° N

38.3417° N

123

45

H E N D E RSONH E N D E RSONR E S E R VOIRR E S E R VOIR

S Mill St

Tonzi Rd

Waterm

an Rd

W Marle t te St

FiveMile

Dr

Carbondale Rd

Buena Vista Rd

Ione Rd

Willo

wCr

eek Rd

Old

Stockton Rd

I rish

H il lR

d

A m a dorA m a dorC o u ntyC o u nty

ST124

ST104

ST124

ST88

ST104

ST124

ST104

IoneIone

PANEL

t 0 1,000500Feet

PANEL LOCATOR

0 400200Meters

X :\GIS\7000_ PRJ\7707 Am a dor Regiona l Sa nitary Authority Da m Brea k Ana lysis\Ma p s\P1-P5 20180430 7707 ARSA HENDERSO N INUNDATIO N MAP.mxd

EXPLANATION

HENDERSO N RESERVO IRINUNDATED STRUCTURE LO CATIO N

SUNNY DAY BREACH INUNDATIO N (≥ 1 FT. DEPTH)

DISTANCE DO WNSTREAM FRO M DAM (MILES)D

RAILRO AD

DAMSTREAM CENTERLINE

CO UNTY BO UNDARIES

HIGHWAY SMAJO R RO ADSLO CAL STREETS

PRELIMINARY INUNDATIO N AREAS WERE PREPARED BY CO NDO R EARTH, APRIL 2018.THE NATIO NAL ELEVATIO N DATASET (NED), 1/3 ARC-SECO ND, IS THE PRIMARY ELEVATIO N DATA PRO DUCT PRO DUCED AND DISTRIBUTED BY THE USGS. HO RIZO NTAL DATUM NAME: NO RTH AMERICAN DATUM O F 1983. ALTITUDE DATUM NAME: NO RTH AMERICAN VERTICAL DATUM O F 1988.MAP CO MPILED IN GEO GRAPHIC CO O RDINATES, NAD 1983. PRO JECTIO N: LAMBERT CO NFO RMAL CO NIC – CALIFO RNIA STATE PLANE ZO NE 3 (FEET).

DATA SOURCES:

NOTE:BECAUSE O F THE METHO D, PRO CEDURES, AND ASSUMPTIO NS USED TO DEVELO P THE INUNDATIO N AREA THE LIMITS O F FLO O DING SHO WN AND FLO O D WAVE ARRIVAL TIMES ARE APPRO X IMATE AND SHO ULD BE USED O NLY AS A GUIDELINE FO R ESTABLISHING EVACUATIO N ZO NES. ACTUAL AREAS INUNDATED WILL DEPEND O N CO NDITIO NS DURING ACTUAL FAILURE AND MAY DIFFER FRO M AREAS SHO WN O N THE MAP.

HENDERSON DAM FAILURE

5 O F 5

Page 17: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

D

D

D

Ð

ID: NORTHWOODS WAYMain Dam

Arrival Time: 0.42 HRSDepth: 1.7 FT

Velocity: 1.7 FPSWater Surface Elevation: 273.9 FT

Ð

ID: SADDLE DAM: 0.5 MILES DOWNSTREAMMain DamArrival Time: 0.17 HRSDepth: 4.4 FTVelocity: 7.9 FPSWater Surface Elevation: 308.8 FTSaddle DamArrival Time: 0.17 HRSDepth: 2.9 FTVelocity: 7.0 FPSWater Surface Elevation: 307.3 FT

Ð

ID: MAIN DAM: 0.5 MILES DOWNSTREAMMain DamArrival Time: 0.25 HRSDepth: 3.8 FTVelocity: 10.6 FPSWater Surface Elevation: 292.5 FTSaddle DamArrival Time: 0.25 HRSDepth: 1.8 FTVelocity: 5.6 FPSWater Surface Elevation: 290.5 FT

Ð

ID: HIGHWAY 104Main DamArrival Time: 0.25 HRSDepth: 3.6 FTVelocity: 8.8 FPSWater Surface Elevation: 288.3 FTSaddle DamArrival Time: 0.25 HRSDepth: 1.8 FTVelocity: 6.0 FPSWater Surface Elevation: 286.5 FT

Ð

ID: FAIRWAY DRMain DamArrival Time: 0.25 HRSDepth: 5.4 FTVelocity: 10.1 FPSWater Surface Elevation: 285.9 FTSaddle DamArrival Time: 0.33 HRSDepth: 4.2 FTVelocity: 7.6 FPSWater Surface Elevation: 284.6 FT

Ð

ID: SADDLE DAM: 1.0 MILES DOWNSTREAMMain DamArrival Time: 0.25 HRSDepth: 4.4 FTVelocity: 14.7 FPSWater Surface Elevation: 283.3 FTSaddle DamArrival Time: 0.33 HRSDepth: 3.3 FTVelocity: 11.8 FPSWater Surface Elevation: 282.2 FT

Ð

ID: CASTLE OAKS DRMain DamArrival Time: 0.42 HRSDepth: 1.2 FTVelocity: 2.8 FPSWater Surface Elevation: 275.9 FT

Ð

ID: SPYGLASS DRMain Dam

Arrival Time: 0.42 HRSDepth: 1.1 FT

Velocity: 0.8 FPSWater Surface Elevation: 275.1 FT

Ð

ID: CASTLE OAKS DRMain Dam

Arrival Time: 0.25 HRSDepth: 3.1 FT

Velocity: 4.0 FPSWater Surface Elevation: 287.4 FT

Saddle DamArrival Time: 0.33 HRS

Depth: 1.5 FTVelocity: 1.8 FPS

Water Surface Elevation: 285.8 FT

Ð

ID: MAIN DAM: 1.0 MILES DOWNSTREAMMain DamArrival Time: 0.33 HRSDepth: 4.2 FTVelocity: 3.5 FPSWater Surface Elevation: 276.3 FTSaddle DamArrival Time: 0.42 HRSDepth: 3.1 FTVelocity: 2.4 FPSWater Surface Elevation: 275.2 FT

Ð

Ð

ID: BRIDGE AT HWY 104Main DamArrival Time: 0.42Depth: 2.3Velocity: 4.4Water Surface Elevation: 283.4

SutterLn

Waterman

Rd

Poplar St

Lakeview Dr

PinehurstCt

WalnutSt

Vista Ln

Roger

St Wilda

Ct

FairwayDr

Pinnacle

Ln

Raymond

Dr

Quail

Ct

NunerDr

CastleOaksDr

Ashworth Dr

Preston Ave

OakridgeDr

Heath Dr

OakViewDr

Pleasant

Valley Dr

Oakridge

Dr

ÄÅ124

ÄÅ104

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

38.3666°N

38.3583°N

38.3666°N

38.3583°N

120.9417°W120.95°W

120.9417°W120.95°W

ÄÅ104

ÄÅ124ÄÅ124

Sources: Esri, HERE, Garmin, USGS, Intermap, INCREMENT P, NRCan, Esri Japan, METI, Esri China (Hong Kong), Esri Korea, Esri (Thailand), NGCC, ©OpenStreetMap contributors, and the GIS User Community

X:\GIS\7000_PRJ\7921_Preston_Dam_Inundation\Preston_Dam_Inundation_7921.aprx

12

34

Panel Locator

Preston Dam Break Inundation Map

Panel 1 of 4

AMADOR COUNTYDSOD DAM # 2029.003NID # CA0001219 Mar 2019

Sunny Day Dam Failure Scenario

Legend

D Main Dam Half Mile Measures

D Saddle Dam Half Mile Measures

Main Dam

Saddle Dam

Stream Centerlines

Highway

Major Road

Minor Road

Railroads

Main Dam Sunnyday Breach

Saddle Dam Sunnyday Breach

Inundated Structures Both Scenarios

Main Dam Inundated Structures

Saddle Dam Inundated Structures

Preston Reservoir

0 1,200600

Feet

PRELIMINARY INUNDATION AREAS WERE PREPARED BY CONDOR EARTH, MARCH 2019.LIDAR SCENES WERE PROCESSED INTO A DEM, AS THE PRIMARY ELEVATION DATA PRODUCT PRODUCED ANDDISTRIBUTED BY THE USGS. HORIZONTAL DATUM NAME: NORTH AMERICAN DATUM OF 1983.ALTITUDE DATUM NAME: NORTH AMERICAN VERTICAL DATUM OF 1988.

MAP COMPILED IN GEOGRAPHIC COORDINATES, NAD 1983. PROJECTION: LAMBERT CONFORMAL CONIC –CALIFORNIA STATE PLANE ZONE 2 (FEET).

DATA SOURCES:

NOTE:BECAUSE OF THE METHOD, PROCEDURES, AND ASSUMPTIONS USED TO DEVELOP THE INUNDATION AREA,THE LIMITS OF FLOODING SHOWN AND FLOOD WAVE ARRIVAL TIMES ARE APPROXIMATE AND SHOULD BE USEDONLY AS A GUIDELINE FOR ESTABLISHING EVACUATION ZONES. ACTUAL AREAS INUNDATED WILL DEPENDON CONDITIONS DURING ACTUAL FAILURE AND MAY DIFFER FROM AREAS SHOWN ON THE MAP.THE INUNDATION AREA SHOWN IS BASED ON THE RELEASE VOLUME OF 270 ACRE-FEET WHICH IS EQUIVALENTTO A RESERVOIR POOL ELEVATION AT THE DAM CREST.

Signed: 19 MAR 2019

Reference Scale: 1:7,200

Page 18: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

DD

D

D

Ð

ID: NORTHWOODS WAYMain Dam

Arrival Time: 0.42 HRSDepth: 1.7 FT

Velocity: 1.7 FPSWater Surface Elevation: 273.9 FT

Ð

ID: MAIN DAM: 1.5 MILES DOWNSTREAMMain Dam

Arrival Time: 0.50 HRSDepth: 4.3 FT

Velocity: 5.1 FPSWater Surface Elevation: 266.5 FT

Saddle DamArrival Time: 0.67 HRS

Depth: 3.1 FTVelocity: 3.6 FPS

Water Surface Elevation: 265.3 FT

Ð

ID: MAIN DAM: 2.0 MILES DOWNSTREAMMain DamArrival Time: 0.67 HRSDepth: 2.2 FTVelocity: 2.5 FPSWater Surface Elevation: 259.1 FTSaddle DamArrival Time: 0.92 HRSDepth: 1.6 FTVelocity: 1.9 FPSWater Surface Elevation: 258.5 FT

Ð

ID: FIVE MILE DRMain DamArrival Time: 0.75 HRSDepth: 2.0 FTVelocity: 3.5 FPSWater Surface Elevation: 257.7 FTSaddle DamArrival Time: 1.00 HRSDepth: 1.5 FTVelocity: 2.7 FPSWater Surface Elevation: 257.1 FT

ID: SADDLE DAM: 3.0 MILES DOWNSTREAMMain DamArrival Time: 1.25 HRSDepth: 1.0 FTVelocity: 1.9 FPSWater Surface Elevation: 245.8 FTSaddle DamArrival Time: 1.92 HRSDepth: 0.0 FTVelocity: 0.0 FPSWater Surface Elevation: 0.0 FT

Ð

ID: CASTLE OAKS DRMain DamArrival Time: 0.42 HRSDepth: 1.2 FTVelocity: 2.8 FPSWater Surface Elevation: 275.9 FT

Ð

ID: SPYGLASS DRMain Dam

Arrival Time: 0.42 HRSDepth: 1.1 FT

Velocity: 0.8 FPSWater Surface Elevation: 275.1 FT

Ð

ID: PEBBLE BEACH CTMain Dam

Arrival Time: 0.50 HRSDepth: 1.1 FT

Velocity: 0.8 FPSWater Surface Elevation: 274.5 FT

Ð

ID: FIVE MILE CTMain Dam

Arrival Time: 0.58 HRSDepth: 1.7 FT

Velocity: 2.8 FPSWater Surface Elevation: 266.0 FT

Ð

ID: SHAKELEY LNMain Dam

Arrival Time: 0.50 HRSDepth: 3.3 FT

Velocity: 2.5 FPSWater Surface Elevation: 267.0 FT

Saddle DamArrival Time: 0.58 HRS

Depth: 2.1 FTVelocity: 1.7 FPS

Water Surface Elevation: 265.9 FT

Ð

ID: BRIDGE AT FIVE MILE DRMain DamArrival Time: 0.58 HRSDepth: 6.3 FTVelocity: 4.3 FPSWater Surface Elevation: 265.9 FTSaddle DamArrival Time: 0.83 HRSDepth: 4.5 FTVelocity: 2.9 FPSWater Surface Elevation: 264.1 FT

Ð

ID: SADDLE DAM: 1.5 MILES DOWNSTREAMMain Dam

Arrival Time: 0.42 HRSDepth: 1.9 FT

Velocity: 5.5 FPSWater Surface Elevation: 271.0 FT

Saddle DamArrival Time: 0.58 HRS

Depth: 1.1 FTVelocity: 3.7 FPS

Water Surface Elevation: 270.2 FT

Ð

ID: SADDLE DAM: 2.0 MILES DOWNSTREAMMain DamArrival Time: 0.58 HRSDepth: 4.4 FTVelocity: 3.5 FPSWater Surface Elevation: 265.5 FTSaddle DamArrival Time: 0.83 HRSDepth: 3.4 FTVelocity: 2.4 FPSWater Surface Elevation: 264.6 FT

Ð

ID: SADDLE DAM: 2.5 MILES DOWNSTREAMMain DamArrival Time: 0.83 HRSDepth: 1.5 FTVelocity: 2.0 FPSWater Surface Elevation: 256.1 FTSaddle DamArrival Time: 1.08 HRSDepth: 1.1 FTVelocity: 1.6 FPSWater Surface Elevation: 255.7 FT

Ð

ID: UNION PACIFIC RAILROAD BRIDGEMain Dam

Arrival Time: 0.92Depth: 2.5

Velocity: 1.5Water Surface Elevation: 254.8

Saddle DamArrival Time: 1.25

Depth: 1.7Velocity: 1

Water Surface Elevation: 254.1

Ð

CT

W MarletteSt

PebbleBeachCt

CT

Five

Mile Ct

SpyglassDr Castle

Oaks

Dr

Northwoods Way

ProutyRd

ShakeleyLn

Five Mile Dr

ÄÅ104

Ione City Limits

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

38.3666°N

38.3583°N

38.3666°N

38.3583°N

120.9584°W120.9667°W

120.9584°W120.9667°W

ÄÅ104

ÄÅ124ÄÅ124

Sources: Esri, HERE, Garmin, USGS, Intermap, INCREMENT P, NRCan, Esri Japan, METI, Esri China (Hong Kong), Esri Korea, Esri (Thailand), NGCC, ©OpenStreetMap contributors, and the GIS User Community

X:\GIS\7000_PRJ\7921_Preston_Dam_Inundation\Preston_Dam_Inundation_7921.aprx

12

34

Panel Locator

Preston Dam Break Inundation Map

Panel 2 of 4

AMADOR COUNTYDSOD DAM # 2029.003NID # CA0001219 Mar 2019

Sunny Day Dam Failure Scenario

Legend

D Main Dam Half Mile Measures

D Saddle Dam Half Mile Measures

Main Dam

Saddle Dam

Stream Centerlines

Highway

Major Road

Minor Road

Railroads

Main Dam Sunnyday Breach

Saddle Dam Sunnyday Breach

Inundated Structures Both Scenarios

Main Dam Inundated Structures

Saddle Dam Inundated Structures

Preston Reservoir

0 1,200600

Feet

PRELIMINARY INUNDATION AREAS WERE PREPARED BY CONDOR EARTH, MARCH 2019.LIDAR SCENES WERE PROCESSED INTO A DEM, AS THE PRIMARY ELEVATION DATA PRODUCT PRODUCED ANDDISTRIBUTED BY THE USGS. HORIZONTAL DATUM NAME: NORTH AMERICAN DATUM OF 1983.ALTITUDE DATUM NAME: NORTH AMERICAN VERTICAL DATUM OF 1988.

MAP COMPILED IN GEOGRAPHIC COORDINATES, NAD 1983. PROJECTION: LAMBERT CONFORMAL CONIC –CALIFORNIA STATE PLANE ZONE 2 (FEET).

DATA SOURCES:

NOTE:BECAUSE OF THE METHOD, PROCEDURES, AND ASSUMPTIONS USED TO DEVELOP THE INUNDATION AREA,THE LIMITS OF FLOODING SHOWN AND FLOOD WAVE ARRIVAL TIMES ARE APPROXIMATE AND SHOULD BE USEDONLY AS A GUIDELINE FOR ESTABLISHING EVACUATION ZONES. ACTUAL AREAS INUNDATED WILL DEPENDON CONDITIONS DURING ACTUAL FAILURE AND MAY DIFFER FROM AREAS SHOWN ON THE MAP.THE INUNDATION AREA SHOWN IS BASED ON THE RELEASE VOLUME OF 270 ACRE-FEET WHICH IS EQUIVALENTTO A RESERVOIR POOL ELEVATION AT THE DAM CREST.

Signed: 19 MAR 2019

Reference Scale: 1:7,200

Page 19: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

D

D

ÐID: MAIN DAM: 2.5 MILES DOWNSTREAM

Main DamArrival Time: 1.08 HRS

Depth: 2.0 FTVelocity: 3.0 FPS

Water Surface Elevation: 253.4 FTSaddle Dam

Arrival Time: 1.42 HRSDepth: 1.5 FT

Velocity: 2.5 FPSWater Surface Elevation: 252.9 FT

Ð

ID: SADDLE DAM: 3.0 MILES DOWNSTREAMMain DamArrival Time: 1.25 HRSDepth: 1.0 FTVelocity: 1.9 FPSWater Surface Elevation: 245.8 FTSaddle DamArrival Time: 1.92 HRSDepth: 0.0 FTVelocity: 0.0 FPSWater Surface Elevation: 0.0 FTÐ

ID: SADDLE DAM: 3.5 MILES DOWNSTREAMMain Dam

Arrival Time: 1.58 HRSDepth: 2.9 FT

Velocity: 5.6 FPSWater Surface Elevation: 237.1 FT

Saddle DamArrival Time: 2.08 HRS

Depth: 2.3 FTVelocity: 4.4 FPS

Water Surface Elevation: 236.5 FT

Ð

ID: MAIN DAM: 3.0 MILES DOWNSTREAMMain Dam

Arrival Time: 1.58 HRSDepth: 1.1 FT

Velocity: 1.7 FPSWater Surface Elevation: 243.3 FT

Saddle DamArrival Time: 1.92 HRS

Depth: 2.1 FTVelocity: 1.8 FPS

Water Surface Elevation: 0.0 FT

ID: PRIVATE RIVER CROSSINGMain DamArrival Time: 2Depth: 2.2Velocity: 1.8Water Surface Elevation: 224.7Saddle DamArrival Time: 2.75Depth: 1.6Velocity: 1.1Water Surface Elevation: 224.1

Ð

ID: UNION PACIFIC RAILROAD BRIDGEMain DamArrival Time: 1.92Depth: 1.8Velocity: 0.8Water Surface Elevation: 243

Prouty Rd

Dutschke

Rd

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

38.3583°N

38.35°N

38.3583°N

38.35°N

120.9751°W120.9834°W

120.9751°W120.9834°W

ÄÅ104

ÄÅ124ÄÅ124

Sources: Esri, HERE, Garmin, USGS, Intermap, INCREMENT P, NRCan, Esri Japan, METI, Esri China (Hong Kong), Esri Korea, Esri (Thailand), NGCC, ©OpenStreetMap contributors, and the GIS User Community

X:\GIS\7000_PRJ\7921_Preston_Dam_Inundation\Preston_Dam_Inundation_7921.aprx

12

34

Panel Locator

Preston Dam Break Inundation Map

Panel 3 of 4

AMADOR COUNTYDSOD DAM # 2029.003NID # CA0001219 Mar 2019

Sunny Day Dam Failure Scenario

Legend

D Main Dam Half Mile Measures

D Saddle Dam Half Mile Measures

Main Dam

Saddle Dam

Stream Centerlines

Highway

Major Road

Minor Road

Railroads

Main Dam Sunnyday Breach

Saddle Dam Sunnyday Breach

Inundated Structures Both Scenarios

Main Dam Inundated Structures

Saddle Dam Inundated Structures

Preston Reservoir

0 1,200600

Feet

PRELIMINARY INUNDATION AREAS WERE PREPARED BY CONDOR EARTH, MARCH 2019.LIDAR SCENES WERE PROCESSED INTO A DEM, AS THE PRIMARY ELEVATION DATA PRODUCT PRODUCED ANDDISTRIBUTED BY THE USGS. HORIZONTAL DATUM NAME: NORTH AMERICAN DATUM OF 1983.ALTITUDE DATUM NAME: NORTH AMERICAN VERTICAL DATUM OF 1988.

MAP COMPILED IN GEOGRAPHIC COORDINATES, NAD 1983. PROJECTION: LAMBERT CONFORMAL CONIC –CALIFORNIA STATE PLANE ZONE 2 (FEET).

DATA SOURCES:

NOTE:BECAUSE OF THE METHOD, PROCEDURES, AND ASSUMPTIONS USED TO DEVELOP THE INUNDATION AREA,THE LIMITS OF FLOODING SHOWN AND FLOOD WAVE ARRIVAL TIMES ARE APPROXIMATE AND SHOULD BE USEDONLY AS A GUIDELINE FOR ESTABLISHING EVACUATION ZONES. ACTUAL AREAS INUNDATED WILL DEPENDON CONDITIONS DURING ACTUAL FAILURE AND MAY DIFFER FROM AREAS SHOWN ON THE MAP.THE INUNDATION AREA SHOWN IS BASED ON THE RELEASE VOLUME OF 270 ACRE-FEET WHICH IS EQUIVALENTTO A RESERVOIR POOL ELEVATION AT THE DAM CREST.

Signed: 19 MAR 2019

Reference Scale: 1:7,200

Page 20: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

D

D

D

ID: SADDLE DAM: 3.5 MILES DOWNSTREAMMain Dam

Arrival Time: 1.58 HRSDepth: 2.9 FT

Velocity: 5.6 FPSWater Surface Elevation: 237.1 FT

Saddle DamArrival Time: 2.08 HRS

Depth: 2.3 FTVelocity: 4.4 FPS

Water Surface Elevation: 236.5 FT

Ð

ID: MAIN DAM: 3.5 MILES DOWNSTREAMMain DamArrival Time: 1.75 HRSDepth: 3.9 FTVelocity: 2.3 FPSWater Surface Elevation: 233.1 FTSaddle DamArrival Time: 2.25 HRSDepth: 3.0 FTVelocity: 2.0 FPSWater Surface Elevation: 232.2 FT

Ð

ID: SADDLE DAM: 4.0 MILES DOWNSTREAMMain DamArrival Time: 1.92 HRSDepth: 3.3 FTVelocity: 6.2 FPSWater Surface Elevation: 227.6 FTSaddle DamArrival Time: 2.50 HRSDepth: 2.3 FTVelocity: 4.6 FPSWater Surface Elevation: 226.6 FT

Ð

ID: MAIN DAM: 4.0 MILES DOWNSTREAMMain DamArrival Time: 2.00 HRSDepth: 2.2 FTVelocity: 1.8 FPSWater Surface Elevation: 224.7 FTSaddle DamArrival Time: 2.75 HRSDepth: 1.6 FTVelocity: 1.1 FPSWater Surface Elevation: 224.1 FT

Ð

ID: END INUNDATION BOUNDARIESMain DamArrival Time: 2.08 HRSDepth: 1.6 FTVelocity: 3.1 FPSWater Surface Elevation: 224.1 FTSaddle DamArrival Time: 2.92 HRSDepth: 1.1 FTVelocity: 2.3 FPSWater Surface Elevation: 223.6 FT

Ð

ID: PRIVATE RIVER CROSSINGMain DamArrival Time: 2Depth: 2.2Velocity: 1.8Water Surface Elevation: 224.7Saddle DamArrival Time: 2.75Depth: 1.6Velocity: 1.1Water Surface Elevation: 224.1

Dutschke

Rd

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

38.3583°N

38.35°N

38.3583°N

38.35°N

120.9917°W121°W121.0084°W

120.9917°W121°W121.0084°W

ÄÅ104

ÄÅ124ÄÅ124

Sources: Esri, HERE, Garmin, USGS, Intermap, INCREMENT P, NRCan, Esri Japan, METI, Esri China (Hong Kong), Esri Korea, Esri (Thailand), NGCC, ©OpenStreetMap contributors, and the GIS User Community

X:\GIS\7000_PRJ\7921_Preston_Dam_Inundation\Preston_Dam_Inundation_7921.aprx

12

34

Panel Locator

Preston Dam Break Inundation Map

Panel 4 of 4

AMADOR COUNTYDSOD DAM # 2029.003NID # CA0001219 Mar 2019

Sunny Day Dam Failure Scenario

Legend

D Main Dam Half Mile Measures

D Saddle Dam Half Mile Measures

Main Dam

Saddle Dam

Stream Centerlines

Highway

Major Road

Minor Road

Railroads

Main Dam Sunnyday Breach

Saddle Dam Sunnyday Breach

Inundated Structures Both Scenarios

Main Dam Inundated Structures

Saddle Dam Inundated Structures

Preston Reservoir

0 1,200600

Feet

PRELIMINARY INUNDATION AREAS WERE PREPARED BY CONDOR EARTH, MARCH 2019.LIDAR SCENES WERE PROCESSED INTO A DEM, AS THE PRIMARY ELEVATION DATA PRODUCT PRODUCED ANDDISTRIBUTED BY THE USGS. HORIZONTAL DATUM NAME: NORTH AMERICAN DATUM OF 1983.ALTITUDE DATUM NAME: NORTH AMERICAN VERTICAL DATUM OF 1988.

MAP COMPILED IN GEOGRAPHIC COORDINATES, NAD 1983. PROJECTION: LAMBERT CONFORMAL CONIC –CALIFORNIA STATE PLANE ZONE 2 (FEET).

DATA SOURCES:

NOTE:BECAUSE OF THE METHOD, PROCEDURES, AND ASSUMPTIONS USED TO DEVELOP THE INUNDATION AREA,THE LIMITS OF FLOODING SHOWN AND FLOOD WAVE ARRIVAL TIMES ARE APPROXIMATE AND SHOULD BE USEDONLY AS A GUIDELINE FOR ESTABLISHING EVACUATION ZONES. ACTUAL AREAS INUNDATED WILL DEPENDON CONDITIONS DURING ACTUAL FAILURE AND MAY DIFFER FROM AREAS SHOWN ON THE MAP.THE INUNDATION AREA SHOWN IS BASED ON THE RELEASE VOLUME OF 270 ACRE-FEET WHICH IS EQUIVALENTTO A RESERVOIR POOL ELEVATION AT THE DAM CREST.

Signed: 19 MAR 2019

Reference Scale: 1:7,200

Page 21: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

RESOLUTION 19-20-*

A RESOLUTION OF THE GOVERNING BOARD OF THE

AMADOR REGIONAL SANITATION AUTHORITY

ADOPTING THE BUDGET FOR FISCAL YEAR 2019-2020

WHEREAS, the Board of Directors of the Amador Regional Sanitation Authority, ARSA,

desires to adopt an Annual Budget for the Fiscal Year July 1, 2019, to June 30, 2020; and

WHEREAS, said Budget is a blueprint for anticipated expenses and revenues for the upcoming

fiscal year, which will be reviewed on a monthly basis, and it may be necessary to make changes

from time to time, and

WHEREAS, the ARSA Board of Directors has reviewed said budget and has considered

comments from the public.

NOW, THEREFORE, BE IT RESOLVED that the ARSA Board of Directors wishes to adopt

the Annual Budget for Fiscal Year 2019-2020 as shown in Attachment A which incorporates

anticipated revenue assumptions and expenditures.

The foregoing resolution was duly passed and adopted at a regular meeting of the ARSA Board

on the 22nd day of May 2019, by the following vote:

AYES:

NOES:

ABSTAIN:

ABSENT:

AMADOR REGIONAL SANITATION

AUTHORITY

____________________________

Robin Peters, Chairman

ATTEST:

____________________________

Karen Darrow, Clerk

kdarrow
Textbox
Item 5B
Page 22: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

Actual Actual FINAL Projected YE PROPOSED

16-17 17-18 18-19 18-19 19-20

Revenue

Grant -$

Upper ARSA Planning Grant -$ 63,658$ -$ -$

FEMA/OES Reimbursement -$ 59,091$ -$ -$

Amador Air Quality Board Grant -$ 19,500$ -$ -$

Interest 574$ 141$ 150$ 150$

Use Fee Revenue*

Amador City 13,195$ 15,277$ 16,423$ 17,627$ 14,613$

AWA 89,583$ 89,699$ 68,616$ 73,649$ 80,066$

Sutter Creek 393,256$ 388,069$ 364,905$ 391,668$ 378,292$

Total User Fee Revenue 496,034$ 493,045$ 449,944$ 482,944$ 472,971$

Total REVENUE 496,608$ 635,435$ 450,094$ 482,944$ 473,121$

Expenses

Employee Services

Contract with COSC 142,363$ 117,557$ 152,944$ 152,944$ 134,224$

Management 22,965$ 51$ -$ -$ -$

Overtime 11,293$ 83,594$ 48,000$ 70,000$ 65,000$

Per Diem 4,400$

Total Employee Expenses 181,021$ 201,202$ 200,944$ 222,944$ 199,224$

Operational

Audit & Accounting 4,357$ -$ 8,000$ 8,000$ 8,000$

Engineering 27,383$ 90,187$ 20,000$ 40,000$ 30,000$

Inundation mapping 13,643$ 15,000$ 15,000$ 10,000$

Legal 34,576$ 50,797$ 25,000$ 21,000$ 20,000$

Liability 11,737$ 14,521$ 15,000$ 14,114$ 14,200$

Taxes/Fees/Licenses 38,401$ 46,592$ 47,000$ 54,339$ 55,000$

General Supplies 273$ 310$ 500$ 250$ 500$

Membership Dues 1,417$ 1,500$ 1,673$ 1,800$

Fuel 6,254$ 10,271$ 18,000$ 10,500$ 22,000$

Tertiary Treatment Fees 67,971$ 100,276$ 70,000$ 60,000$ 70,000$

Flood Control -$ -$ 2,000$ -$ 2,000$

Weed Control -$ -$ 1,500$ -$ 1,500$

Vehicle Maintenance 3,935$ 4,928$ 1,500$ 3,000$ 2,700$

O&M Buildings/Structures 1,000$ 10,627$ -$ 1,000$ -$

Repairs & Maintenance 3,191$ 19,230$ 8,000$ 16,500$ 10,000$

Contingency - 10% of operating expenses -$ 24,000$ -$ 26,000$

Total Operational Expenses 196,138$ 361,383$ 249,000$ 245,376$ 273,700$

Attachment A

Page 23: ARSA Amador Regional Sanitation Authority ARSA Agenda Packet.pdf · 10-07-2019  · 10:37 AM 07/01/19. Amador Regional Sanitation Authority (ARSA) Check Detail. July 2019. Type Num

Actual Actual FINAL Projected YE PROPOSED

16-17 17-18 18-19 18-19 19-20

Attachment A

Capital

Regional Study 3,700$ -$ -$ -$

Upper ARSA Improvement P&D 83,894$ 80,270$ -$ -$ -$

Emergency Dewatering -$ -$ -$ -$

Equipment Replacement -$ -$ -$ -$

O & M Equipment 49,857$ 5,994$ -$ -$ -$

Capital Savings 10% of Operating Expenses 20,325$ -$ -$

Total Capital Expenses 137,451$ 106,589$ -$ -$ -$

Total EXPENSES 514,610$ 669,174$ 449,944$ 468,320$ 472,924$

Revenue - Expenses (18,002)$ (33,739)$ 150$ 14,624$ 197$

Cash Balance July 1, 2019 471,328$

Ending Balance June 30 471,525$

* Based on flow to the COSC WWTP.

19-20 allocations are:

Amador City: 3.09%

AWA: 16.93%

COSC: 79.99%