208 plan update - cape cod stormwater · 2016. 6. 29. · improving water quality updating the 208...

To m C a m b a r e r i | C a p e C o d C o m m i s s i o n

C a p e C o d C o m m u n i t y C o l l e ge , M ay 1 8 , 2 0 1 6

O P P O R T U N I T Y F O R W A T E R S H E D S O L U T I O N S

Improving Water Quality U P D AT I N G T H E 2 0 8 P L A N

Clean Water Act

Section 208

CCC directed to update the 1978

Plan

$3 million to complete

the plan

Focus on 21st century

problems Support targeted watershed

solutions under existing plans

CAPE COD HAS A NITROGEN PROBLEM

REQUIRED NITROGEN REDUCTION

Cape-wide Nitrogen Contributions

Very Permeable Glacial Deposits Leaching Catch Basins Exceptionally Effective Areas of High Groundwater are Problematic Little Water Quality Renovation

Fertilizer

& Storm

Nitro

gen L

oad

Fertilizer

& Storm

Existing

Controllable

Load

Target

Load Target

Load

Existing

Controllable

Load

Required

Reduction P

ort

ion o

f S

eptic L

oad

Port

ion o

f

Septic L

oad

Required

Reduction

May | 18 | 2016

Stormwater

in 208 Planning

Tools

Watershed MVP 3.0

May | 18 | 2016

Appendix F Requirements for Discharges to Impaired Waters with an Approved

TMDL

May | 18 | 2016

Goal: Current N loads from MS4 Stormwater do not increase

Requires the following “Enhanced BMPs” • Public Education and Outreach annual timed messages

• Spring – use/disposal of grass clippings and fertilizer use • Summer – pet waste management • Fall – leaf litter disposal

• Stormwater Management in New Development and Redevelopment • Stormwater BMPs be optimized for N removal • Retrofit inventory + priority ranking needs to consider BMPs to reduce N discharges

• Good Housekeeping and Pollution Prevention for Permittee Owned Operations • Improved management of fertilizer use, grass cuttings, leaf litter on municipal property • Increased (2x per year) street sweeping of all municipal owned streets and parking lots

Appendix F Requirements for Discharges to Impaired Waters with an Approved TMDL

Opportunity

Gateway Marina Park

Hyannis

Bank Redevelopment

in Hyannis

DRI Review

Sea Level Rise, Coastal Resiliency and Stormwater Management

HW

May | 18 | 2016

OneCape Summit

June 23 – 24

Thursday, June 23rd • Pilot Projects • Technologies • Monitoring Dinner Session: All Cape Selectman and Councilors Meeting

Friday, June 24th • WMA Progress • Implementation

Resort and Conference Center at Hyannis 35 Scudder Ave, Hyannis

1 SOLE SOURCE AQUIFER