Save the Rain’sG I f TSave the Rain’sG I f TGreen Infrastructure Tourof the Civic StripGreen Infrastructure Tourof the Civic Stripof the Civic Stripof the Civic Strip

Joanne M Mahoney County ExecutiveJoanne M. Mahoney, County ExecutiveOnondaga Lake Amended Consent Judgment (ACJ) Compliance Program

New York Water Environment AssociationSpring Technical Conference and Exhibition

June 3, 2013

M tth Mill D t C t E ti f Ph i l S iMatthew Millea, Deputy County Executive for Physical Services

Tom Rhoads, Commissioner,Madison Quinn, Public Information Specialist,

Paul Legnetto, Program Coordinator (Stormwater),Department of Water Environment Protection

Matthew Marko, Program Manager, CH2M HILL

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2Onondaga County,Cit f S

g y,New York

City of Syracuse

Onondaga Lake

Onondaga Creek• 7,660 acres• 49 CSOs• Over 500 MGY of CSO Harbor Brook

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3HistoryHistory

• 1988 – Atlantic States Legal Foundation files lawsuit against CountyHistoryHistory files lawsuit against County

• 1989 – Litigation settled through METRO consent judgment

Onondaga Lake Facts

Watershed: 285 Square Miles

• 1998 – METRO consent judgment replaced with Amended Consent Judgment (ACJ)

1 Mile Wide – 4.6 Miles Long

A D th f t

g ( )

• 1st ACJ amendment May 1998

• 2006 ACJ Amended to include Average Depth: 35 feet

Max Depth: 63 feet

consolidation of ammonia and phosphorus treatment and Harbor Brook conveyances and RTF

1940 – Swimming Banned

1970 – Fishing Banned

• 3rd Amendment April 2008 (Extension)

• 2009 ACJ amended to authorize use of Gray and Green infrastructure1970 Fishing Banned Gray and Green infrastructure

19981998--2008 2008 CSOCSO Abatement Abatement AccomplishmentsAccomplishments

D l d S t M d l (SWMM)• Developed System Model (SWMM)

• Separated and closed 12 CSO’s

• Constructed 4 Floatables Control Facilities (HB, Franklin, Teall, Maltbie )

• Completed 2 Regional Treatment Facilities • Completed 2 Regional Treatment Facilities (Midland, Hiawatha)

• Completed 1 storage facility (Erie Blvd)Completed 1 storage facility (Erie Blvd)

• Completed Clinton Conveyances

• At least 35 projects investing over $350 million• At least 35 projects investing over $350 million

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F th F th Sti l ti t Sti l ti t th th ACJACJ (2009)(2009)Fourth Fourth Stipulation to Stipulation to the the ACJACJ (2009)(2009)

d b ll i ( )• Agreed to by all parties (State, ASLF, County)

• Authorized use of Gray and Green infrastructure

• Requires Storage Facilities in place of RTFs

• Includes time extension for Construction, and Includes time extension for Construction, and Metro phosphorus effluent limit

• Balanced program provides additional water • Balanced program provides additional water quality and community benefits▫ Improve quality of life, Promote Sustainability,

Ensure cost effectiveness in compliance with ACJ milestones

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6Gray Infrastructure Program Builds ony g10 Years of System Improvements

Ammonia decreased from 8 000 pounds Ammonia decreased from 8,000 pounds per day (ppd) to less than 50 ppd

Phosphorus decreasedfrom 300 ppd to 50 ppd

Gray Infrastructure Program SummaryGray Infrastructure Program Summaryy g yy g y20092009--20132013

Gray Projects• Harbor Brook Interceptor (ARRA)

• Midland Conveyance (CSO 044)

Cli S F ili• Clinton Storage Facility

• Harbor Brook Storage Facility and Conveyances

• Erie Boulevard Storage System (EBSS) Gate Chamber #3 Improvement

• Sewer separation projectsSewer separation projects

Facilities Planning• Floatable Controls

Green Infrastructure Program SummaryGreen Infrastructure Program Summary• Over 100 projects

throughout CSSC li G

g yg y

• Compliments Gray Program

• Total Gray + Green l l annual volume wet

weather capture requirements:

bBefore/After

89.5% by Dec 201391.4% by 201593.0% by 201695 0% by Dec 201895.0% by Dec 2018

• Extensive monitoring & reporting required

300 Block of East Water Street,Completed 2011-12

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9Green Infrastructure TechnologiesGreen Infrastructure TechnologiesGreen Infrastructure TechnologiesGreen Infrastructure Technologies

Impervious Area Type Green Infrastructure Technologies

Flat Roof Buildings Vegetated Roof

Parking Areas & Sidewalks Porous Pavements, Bioretention

Roadways Green Streets (Bioretention, Street Trees)

Downspout Disconnection

Residential Rooftops

ow spout sco ect o

Rain Barrels & Cisterns

Rain GardensRain Gardens

County Facilities & Schools Combination of the Above Technologies

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10County Executive Mahoney Announces “Project 50!”“Onondaga County will construct fifty distinct green infrastructure projects to return rain water and snow melt to the ground instead of our sewer system.”

Syracuse

melt to the ground instead of our sewer system.Joanne M. Mahoney, State of the County Address,

March 1, 2011

Syracuse recognized as one

of EPA’s ten Green Cities

Paradigm shifts from planning to construction

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11Onondaga CountyOnondaga Countyg yg yCivic StripCivic StripGreening County Facilities Utilizing Multiple Green Infrastructure Multiple Green Infrastructure Technologies

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12Onondaga CountyCivic Strip

OnCenter Convention Center OnCenter Convention Center 66,000 Square Foot Green Roof66,000 Square Foot Green Roof

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15

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18First Commercial Green Street: Harrison Street

BEFORE: Stormwater enters catch AFTER: Stormwater is diverted toBEFORE: Stormwater enters catch basins and is directly connected to sewer

AFTER: Stormwater is diverted to Green Streets and only overflows to sewer when necessary

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20First Commercial Green Street: Harrison Street

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21OnCenter Surface Parking Lot: 290 green spacesg g pGI Technology:Perimeter porous 

h l   d asphalt and treeinfiltration trench

Project Owner:County

Capture Area:134,000 square feet34, q

Runoff Reduction:2,360,000 gallons/year

C i  C  Construction Cost: $812,000 (bid)

$/gallon: $0.48

Installation of Stone Storage Bed

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23OnCenter Surface Parking Lotg

PorousAsphaltP iPerimeter

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24OnCenter Municipal Parking GarageOnCenter Municipal Parking GarageGI Technology:R f l d     i  Roof leaders to rain gardens

Project Owner:County

Capture Area:72,500 square feet7 ,5 q

Runoff Reduction:1,277,000 gallons/year

C i  C  Construction Cost: $234,000 (bid)

$/gallon:  $0.26

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OnCenter Municipal Parking p gGarage

Bio-Infiltration

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Townsend Parking Lot (“Lot B”)

Before

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Vegetated Infiltration Beds, 90 Trees Planted

Base Course Asphalt Installed prior to winter shutdown

Volume capture: 975,000 gallons/year

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31Onondaga CountyCountyCivic Civic Strip

War MemorialWar MemorialWar MemorialCistern Reuse System

War MemorialCistern Reuse System

War Memorial Cistern Reuse SystemWar Memorial Cistern Reuse SystemWar Memorial Cistern Reuse SystemWar Memorial Cistern Reuse System

Use of rainwater has enabled reduced set points for chiller system,resulting in significant energy savings !!!

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33Onondaga CountyOnondaga Countyg yg yCivic StripCivic StripGreening County Facilities Utilizing Multiple Green Infrastructure Multiple Green Infrastructure Technologies

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34Beyond the Civic StripBeyond the Civic Strip…• CSO Treatment Wetlands (Harbor Brook)

• Green Parks• Green Schools• Green Parking Lots• Vacant Lot Program• Rain Barrel Program: 1000 and counting (Goal: 3600)• Rain Barrel Program: 1000 and counting (Goal: 3600)• Enhanced Street Tree Program: 8500 new street trees• Green Improvement Fund: Onondaga County’sGreen Improvement Fund: Onondaga County sPublic‐Private‐Partnership for Incentivizing GI

• Green StreetsR id ti l d C i l▫ Residential and Commercial

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35East Water Street Gateway: Case StudyEast Water Street Gateway: Case Study

Project Features:▫ Bike Boulevard▫ Traffic Calming▫ Private/Commercial collaboration▫ Porous Paver Parking LanesCurb Extensions▫ Curb Extensions

▫ Robust Tree Planter systems• Challenges Include:• Challenges Include:▫ Mid‐street pedestrian crossing▫ Snow plow considerationsp▫ Turning radii for tractor trailers

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36Water Street Gateway Project ConceptWater Street Gateway Project Concept

GI Technology:GI Technology:Infiltration trench and porous pavers

Project Owner:Project Owner:City of Syracuse

Capture Area:   f t53,000 square feet

Runoff Reduction:924,000 gallons/yr

Construction Cost: $920,000 (bid)

$/gallon: $1 00$/gallon: $1.00

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37Water Street Gateway Projecty j

Before

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38Water Street Gateway Projecty j

During

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AfterAfter

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AfterAfter

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42300 Block Water Street

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43300 Block Water Street

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44200 Block Montgomery Street

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45200 Block Water Street

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46200 Block Water Street

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47Erie Canal Museum and Visitor CenterErie Canal Museum and Visitor CenterGI Technology:G   fGreen roof

Project Owner:County

Capture Area:2,000 square feet

Runoff ReductionRunoff Reduction:39,000 gallons/year

Construction Cost: 8  (bid)$73,480 (bid)

$/gallon: $2.62

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48Save the Rain: 2013Save the Rain: 2013• Focus on Efficiency over Quantity▫ Improved Constructability▫ Lower Maintenance

• Utilize SWMM for prioritization of project location• Utilize SWMM for prioritization of project location• Unit Price ‐ Quantity BasedConstruction ProcurementsConstruction Procurements ▫ Civil Site Work Contract▫ Landscape Installation and Maintenance Contract▫ Post‐Warranty Maintenance Contract, conducted byConservation Corps (Community Based Green Jobs)

• Asset Management Program Development• Asset Management Program Development

Advantages of Revised ProgramAdvantages of Revised ProgramAdvantages of Revised ProgramAdvantages of Revised Program• Balanced approach: Gray & Green • Improved water quality for tributaries and lake• Gray:

• Fixed capture benefitFixed capture benefit• Depreciates over time

• Green: C i t ti• Can appreciate over time

• Ancillary environmental and community benefits• Onondaga County at the forefront of GI Movement

• Philadelphia, PA• Portland, OR

• Milwaukee, WI • Chicago, IL • Syracuse, NY

Cities To Watch:

• Cincinnati, OH • Kansas City, MOy ,

• New York, NY

Thank You!

Questions?

Please Visit us atwww.SaveTheRain.us

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51Median RehabilitationMedian Rehabilitation• Remove impervious pavers• Re grade profile• Re-grade profile

for stormwater capture • Plant large canopy, salt tolerant treesg py,• Maintain pedestrian crosswalks

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52Linking with Major Transportation Reconstruction g j pCreates Green Progress (Phase 1 - 10.4 Acres)

Phase 1 – 10 4 AcresPhase 1 – 10.4 Acres

Image – Barton & Loguidice

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53Connective Corridor

Image – Barton & Loguidice

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l bStreet Tree Plantings – 8,500 by 2018GI Technology:GI Technology:600 trees

Project Owner:variousvarious

Capture Area:53,000 square feet

Runoff Reduction:1,200,000 gallons/year

Construction Cost: Construction Cost: $122,350 (bid)

$/gallon: $0.10

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55Goal: Provide 400-1200 cubic feet of soil per Goal: Provide 400 1200 cubic feet of soil per tree (varies depending on size & species)

Standard or Porous Paving

Porous Hardscape or Groundcover

Planting Trench

Paving

Soil Cells or Structural Soil

Groundcover

Rendering by Viridian Landscape Studio

Soil & Stormwater Infiltration Bed/ Root Zone

Planting Trench Soil Cells or Structural Soil

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56Downtown Streetscape Project atp j200 Block of Montgomery Street

GI Technology:Enhanced street Enhanced street trees

Project Owner:Cit   f SCity of Syracuse

Capture Area:17,000 square feet

Runoff Reduction:300,000 gallons/yr

Construction Cost: Construction Cost: $209,000 (estimated)

$/gallon: $0.70

Silva Cell

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57Harrison Street

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58Harrison Street

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59Harrison Street

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60Harrison Street