john m. stomp iii, pe, chief operating officer albuquerque bernalillo county water utility authority...
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UPDATE ON WATER RESOURCES MANAGEMENT AND INFRASTRUCTURE
John M. Stomp III, PE,Chief Operating Officer
Albuquerque Bernalillo County Water Utility Authority
May2014
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Background: Ground and surface water resources
• Aquifer can no longer sustainably supply water at needed levels
• Additional sources and management are required
Aquifer
Rio Grande
Water Table Wells
San Juan-Chama
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Pumping Cone of Depression in 2002
Albuquerque Ground-Water Levels Show
Huge Declines
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Water Authority’s 2007 Water Resources Management Strategy
• Conservation• Reuse for industry and irrigation• Use of surface water (Colorado San Juan-Chama
trans-basin diversion to Rio Grande)• Aquifer storage and recovery (related to surface
water treatment)• New Supplies
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Water Authority’s water resource management strategy includes:
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Non-Renewable
100,000
200,000
300,000
Wa
ter
De
ma
nd
(a
cre
-fe
et/y
ea
r)
Renewable
Recycling
Newsources
Year1960 1980 2000 2020 2040 2060
0
Conservation
~100KAFY Surface WaterOwned by Water Authority
AquiferDrawdown
~50KAFY Renewable Groundwater
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Comparison of Water Conservation Programs – Colorado River Users
• Water Authority – 136 gpcd
• Salt Lake City area – 244 gpcd• Tucson – 131 gpcd• Phoenix – 251 gpcd• Las Vegas – 251 gpcd• Los Angeles – 152 gpcd
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#
Navajo Reservoir
#
Heron Lake
#
Abiquiu Reservoir
#
LITTLE NAVAJO RIVER
COLORADO
NEW MEXICO #
26 Milesof Tunnels
#
Diversions
#
RIO BLANCO
#
NAVAJO RIVER
10 0 10 Miles
N
San Juan-Chama Project
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Reservoir Operations
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Surface Water Supplies - Storage Projections
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Transition to Renewable Supplies – SJC DWP
#
#
#
#
#
##
Coronado
Volcano Cliffs
College
DonBurton
Leyendecker
Surface WaterDiversion
I-40
I-25
No
rth
Div
ersi
on C
ha
nne
l
SA
N P
ED
RO
#
98TH ST
#
ATRISCO
#
PASEO DEL NORTE
#
HERMOSA
CharlesWells
#
SANANTONIO
MENAUL
MONTGOMERY
MARQUETTE
#
EDITH BLVD
CAMPBELL
ALV
AR
AD
O
COORS
MONTANO#
UNSER
CENTRAL
SEQUOIA
#
TIERRA PINTADA
#
110TH
LOU
ISIA
NA
WaterTreatment
Plant
Rio Grande
#
#
#
#
#
##
Coronado
Volcano Cliffs
College
DonBurton
Leyendecker
Surface WaterDiversion
I-40
I-25
No
rth
Div
ersi
on C
ha
nne
l
SA
N P
ED
RO
#
98TH ST
#
ATRISCO
#
PASEO DEL NORTE
#
HERMOSA
CharlesWells
#
SANANTONIO
MENAUL
MONTGOMERY
MARQUETTE
#
EDITH BLVD
CAMPBELL
ALV
AR
AD
O
COORS
MONTANO#
UNSER
CENTRAL
SEQUOIA
#
TIERRA PINTADA
#
110TH
LOU
ISIA
NA
WaterTreatment
Plant
Rio Grande
Raw Water Pipeline
Existing Reservoir#
Surface Water Transmission Line
Legend
Surface WaterDistribution System
0.9 0 0.9 1.8 2.70.45 Miles
³
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0
20
40
60
80
100
120
140
160
180
200
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Dem
and
Month
SJC DWP Restricted Diversions During Drought
Remaining Ground Water Use
Drought
Minimum Ground Water Use
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Drinking Water Project Operations
• 2008 – 367 (1%)• 2009 – 21,357 (21%)• 2010 – 42,803 (40%)• 2011 – 41,281 (40%)• 2012 – 43,208 (41%)• 2013 – 39,929 (42%)• 2014 – 40,000 (?)
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Groundwater Storage and Water Levels -
Recent trends with DWP
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What is happening to the aquifer?
DWP Online
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Future Reduced Depletions and Available Return Flows
• More return flow is expected to be available in the future for other uses
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ASR Projects
• Bear Canyon Arroyo ASR Project– Completed two seasons of
pilot testing– Application for full scale
permit to be submitted in March 2014
• Large Scale ASR– Direct injection– Existing Wells – high arsenic– In design and testing phase
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Water Authority’s Next Water Resources Management Strategy
• Public Process – alternative development• Fall 2014 – Fall 2015• Conservation – new goal?• Additional Reuse – indirect/direct potable• Diversion of native water rights• Aquifer storage and recovery (related to surface
water treatment)• New Supplies
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Overall Satisfaction with the Services Provided by the Water Authority
VerySatisfied
SomewhatSatisfied
SomewhatDissatisfied
VeryDissatisfied
-20%
0%
20%
40%
60%
57%37%
3% 1%
94% of customers are satisfied
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Water Rates Should Be Increased to Cover the True Costs to Treat and Deliver Water to Our Homes and Businesses
44%
21%
11%20 %
4%
Strongly AgreeSomewhat AgreeSomewhat DisagreeStrongly DisagreeDon't Know
64% of customers agree
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Investing in the Repair and Replacement ofOld Water & Sewer Lines
64%
24%
7%
3%2%
Very Important
Somewhat Important
SomewhatUnimportantNot Important
Don't Know
88% of customers feel it is important
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Condition of Water LinesThe majority (57%) of residential customers express satisfaction. However, only 18% are very satisfied and over one-quarter (29%) report dissatisfaction with the condition of water lines.
Very
SatisfiedSomewhatSatisfied
Somewhat/ Very
Dissatisfied
Condition of the water lines throughout the city such as the number of leaks you observe
2014 18% 39% 29%
2012 25% 31% 26%
2010 26% 43% 15%
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Condition of Sewer LinesThe majority (60%) of residential customers report satisfaction regarding the condition of sewer lines, though 17% say they are dissatisfied.
Very
SatisfiedSomewhatSatisfied
Somewhat/ Very
Dissatisfied
Condition of the sewer lines throughout the city such as the number of overflows/backups you observe at the city sewer lines or manholes
2014 22% 38% 17%
2012 26% 35% 16%
2010 30% 38% 10%
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Water and Wastewater Service Charges- Residential 5/8” Meter
Item Existing FY2014
ProposedFY 2015
Water$8.63 $9.92
Strategy Implementation$3.95 $4.51
Sewer$8.25 $9.12
Total$20.83 $23.55
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Bill Comparison – Local Low Use
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Bill Comparison – Local High Use
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Bill Comparison – Regional Low Use
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Water Commodity Rates – FY14/15
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2014 2015 2016 2017 2018 2019 2020 2021 2022 2023
Revenue $182,191 $207,370 $228,393 $233,489 $246,899 $253,926 $255,318 $ 267,313 $ 271,257 $ 277,394
Expenditures $180,783 $196,466 $214,555 $218,581 $227,272 $235,240 $237,979 $248,552 $248,850 $253,900
Revenue over Expenditures $ 1,411 $ 10,904 $ 13,839 $ 14,908 $ 19,627 $ 18,685 $ 17,339 $ 18,790 $ 23,494 $ 23,494
Rate Revenue Adjustment 5.00% 5.00% 5.00% 0.00% 5.00% 0.00% 0.00% 5.00% 0.00% 0.00%
Finance Plan Summary
in thousands
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Increase CIP Spending
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2014 2015 2016 2017 2018 2019 2020 2021 2022 2023
Basic Rehab w/ Increase AMP Rehab
$ 50,000 $ 43,000 $ 46,000 $ 49,000 $ 52,000 $ 55,000 $ 58,000 $ 61,000 $ 64,000 $ 67,000
Steel Line $ 1,000 $ 1,000 $ 1,000 $ 1,000 $ 1,000 $ 1,000 $ 1,000 $ 1,000 $ 1,000 $ 1,000
AMI $ 2,000 $ 2,000 $ 2,000 $ 2,000 $ 2,000 $ 2,000 $ 2,000 $ 2,000 $ 2,000 $ 2,000
Growth $ 4,000 $ 5,000 $ 7,000 $7,000 $ 7,000 $ 7,000 $ 8,000 $ 8,000 $ 8,000 $ 8,000
in thousands
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Asset Management Program defines needed CIP renewal spending
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Revenue shortfall will delay ramp-up in Renewal Program spending
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