An Integrated Green Infrastructure Plan to Address Combined Sewer Overflow, Stormwater and Nutrient Reductions in Lancaster City, PA

Transcription

1 An Integrated Green Infrastructure Plan to Address Combined Sewer Overflow, Stormwater and Nutrient Reductions in Lancaster City, PA Charlotte Katzenmoyer Pennsylvania Chapter Webinar, May 15, 2012 Andrew Potts Spring 2012 Webinar Series 1 of 45

2 Presentation Outline Overview Clean Water Challenges & Integration The Green Infrastructure (GI) Plan Implementation ti Programs based on Integrated Infrastructure Innovative Financing Future Direction Questions Spring 2012 Webinar Series 2 of 45

3 The City of Lancaster OverviewO e e Incorporated in 1742 as a borough and in 1818 as a City Served as the temporary National Capital during g the Revolution ~60,000 residents in the 2010 census 7.34 square miles Historic building stock (median home age of 100 years) Surrounded by some of the most productive non-irrigated farmland in the U.S. Spring 2012 Webinar Series 3 of 45

4 Multiple Additional Clean Water Challenges require an integrated and equitable solution CSO Discharges MS4 Permits TMDLs: Chesapeake Bay Requiring 60% reduction in nutrients by 2017 Integrating these efforts and implementing them consistently can greatly reduce CSO discharges and nutrients from the urban area Spring 2012 Webinar Series 4 of 45

5 45% of the City is Served by Combined Sewers Spring 2012 Webinar Series 5 of 45

6 Defining g Integrationg Recent EPA Integrated Municipal Planning Framework Integrated approach needs to go beyond just CWA programs Integrated Infrastructure Source Water protection & recharge Spring 2012 Webinar Series 6 of 45

7 Green Infrastructure Plan Forecasts Long-Term Benefits and Creates Early y Action Key Plan Recommendations 1. Implement a comprehensive demonstration program a) Review existing CIPs b) GI Funding F for f PrivateP i t 2. Implement policy actions a) Revise details and specs b) Revise Stormwater Ordinance for Redevelopment c) Stormwater Utility 3. Conduct extensive partnering and outreach 4. Develop technical tools/studies to support GI a) Models / Project Tracking, etc. Spring 2012 Webinar Series 7 of 45

8 The Green Infrastructure Plan Mission To provide more livable, sustainable neighborhoods for City residents and reduce combined sewer overflows and d nutrient t i t loadsl d The City s recently completed Green Infrastructure Plan calls for GI in: public projects/spaces private property through redevelopment and ordinance changes Spring 2012 Webinar Series 8 of 45

9 Diverse Range of Project Partners Helping to Integrate Solutions and Agency Coordination g g y LIVE Green PA Department of Conservation and Natural Resources PA Department of Environmental Protection Lancaster County Planning Commission School District of Lancaster Chesapeake Bay Foundation Local developer representative Local residents Spring 2012 Webinar Series 9 of 45

10 Current Efforts Focus on Early Action and Continuous Improvement p Maximize existing infrastructure for CSO Capture Pumping station upgrades, screening, etc. Approaching $20 M since 2001 $17 M bond issue this yeary Modify current/proposed capital projects to incorporate GI Secure funding for demonstration projects Develop plan l to scale l up for city-wide id implementationl t ti Review all City ordinances to incorporate/require GI for redevelopment Develop stormwater website Conduct community education/outreach Look ahead h d and d develop incentives for private i t sector t participation (i.e. stormwater utility) Spring 2012 Webinar Series 10 of 45

11 The GI Plan Analyzed Impervious Cover, Land Use, and Ownership to Determine Potential Implementation of Different GI Technologies Spring 2012 Webinar Series 11 of 45

12 The Green Infrastructure Benefit Calculator Projects Future Benefits for CSO and MS4 Areas Impervious Area Type Impervious Area Green Technology Impervious Area Managed Annual Runoff / Runoff Reduction Pollutant t Load Reductionsd Spring 2012 Webinar Series 12 of 45

13 The Plan Proposes to Manage over 1,200 Acres of Impervious Area and Capture over 1 Billion Gallons of Stormwater through Long Term Implementation Spring 2012 Webinar Series 13 of 45

14 The GI Plan requires funding and progress on private p lands to be successful Identified potential GI project sites and grant funding for early implementation to understand cost/benefit Policy directions to institutionalize s u o a e GI in the City Implement an impervious coverbased storm water rate to equitably apportion the cost of wet weather controls Spring 2012 Webinar Series 14 of 45

15 Significant Grants and Loans Support Rapid Implementation p Date of Awarded Funding Source Award Type Amount Project Type PA Dept of Conservation & Natural Resources 2009 Grant $70,000 Planning National Fish & Wildlife Foundation (NFWF) 2010 Grant $400,000 Design/Construction PADept of Community & Economic Development 2010 Grant $768,333 Design/Construction PA Dept of Environmental Protection 2011 Grant $225,000 Design/Construction PennVEST 2011 Loan $7,000,000 Design/Construction PA Dept of Environmental Protection 2011 Grant $770,000 Design/Construction PA Office of the h Budgetd 2011 G Grant $1,500, Design/Constructioni i Keith Campbell Foundation for the Environment 2011 Grant $25,000 Planning National Fish & Wildlife Foundation (NFWF) 2011 Grant $400,000 Planning PA Dept of Environmental Protection 2012 Grant $263,120 Design/Construction NFWF Pervious Concrete Installation & Research 2012 Grant $75,000 Design/Construction TOTAL: $11,496,453 Spring 2012 Webinar Series 15 of 45

16 Implementation p Programs Based on Integrated Infrastructure: Green Streets & Alleys Green Parks Green Parking Lots Vegetated Roofs Enhanced Tree Planting Green Schools & Public Facilities Private Property Spring 2012 Webinar Series 16 of 45

17 Green Parks Spring 2012 Webinar Series 17 of 45

18 6 th Ward Park Plan Extending the Benefit of the Playcourt Spring 2012 Webinar Series 18 of 45

19 Project Concepts in GI Plan Document Managed Impervious Areas and Secure Funds Spring 2012 Webinar Series 19 of 45

20 First Demonstration Projects at 6 th Ward Park Reveals High Cost Benefit g Runoff Reduction 694,600 gallons / yr Bid 1 $ 116,300 Cost of Court Only 2 $ 49,650 Incremental Cost of GI $ 66,650 Total Cost $ 0.17 /gallon Incremental Cost of GI $ 0.10 /gallon Grey y Storage g Cost $ 0.23 /gallong Funding from DCNR, DEP and Chesapeake Bay Stewardship Fund (NFWF) Spring 2012 Webinar Series 20 of 45

21 6 th Ward Park Re-dedication Ceremony Spring 2012 Webinar Series 21 of 45

22 Green Parks Spring 2012 Webinar Series 22 of 45

23 An Integrated Green Infrastructure Plan for the City of Lancaster Mr. Andrew Potts, Water Resources Engineer, CH2M Hill May 15, 2012 Brandon Park Estimated Average Stormwater Runoff Capture: 4 Million Gallons / Year 4 Million Gallons / year reduction in runoff volume $0.15 / gal Spring 2012 Webinar Series 23 of 45

24 Spring 2012 Webinar Series 24 of 45

25 Green Streets & Alleysy Spring 2012 Webinar Series 25 of 45

26 Alley y 148 Greened for 10% Additional Cost Before (July 2011) After (February 2012) Conventional reconstruction ~$20.30/SF (8-inch reinforced concrete) Green alley retrofit ~$22.40/SF (permeable pavers with infiltration trench) Spring 2012 Webinar Series 26 of 45

27 Driving Clean Water Progress with Pavement Assessment and ADA Scanning 120 Miles Overlaying Condition Assessment with Green Street Screening Criteria Spring 2012 Webinar Series 27 of 45

28 Using Traffic safety and transportation funding to reduce accidents and runoff Spring 2012 Webinar Series 28 of 45

29 Plum and Walnut Intersection Reconfiguration Spring 2012 Webinar Series 29 of 45

30 Public Outreach/education Spring 2012 Webinar Series 30 of 45

31 Parking Lots Spring 2012 Webinar Series 31 of 45

32 Parking Lot Demonstration Projects improve tree canopy and neighborhoods PA H2O Funding to green four public parking lot Spring 2012 Webinar Series 32 of 45

33 Mifflin St. Public Parking Lot Emphasizes safety and tree canopy Spring 2012 Webinar Series 33 of 45

34 Plum Street Lot City s First Pervious Concrete Spring 2012 Webinar Series 34 of 45

35 Green Roofs Over 1.25 SF per resident Recent installations rank Lancaster near the top of North American list County Program w/ DEP Funding GI Area Project Name (SF) Wharton Elementary 13,150 Lafayette Elementary 11,500 Ross Elementary 2,500 National Novelty Brush Co. 16,900 F&M Brooks Bump p out 1,250, Wohlson Center for Sustain. Envr. 1,825 Groff Family Funeral Home 8,910 Tellus 360 9,600 F&M Weis Hall 820 F&M Schnader Hall 9,400 Total 75,855 Metropolitan Area State/ Province Installed (SF) # of Projects Chicagog IL 534,507, 84 Washington DC 501, New York NY 358, Philadelphia PA 353, Vancouver BC 320,000 1 Baltimore MD 150, Montreal Quebec 75, Grand Rapidsp MIM 74, Princeton NJ 56,250 4 Lancaster * PA 51,385 7 Based on 2008 Green Roof for Healthy Cities Figures Spring 2012 Webinar Series 35 of 45

36 Urban Tree Canopy Assessment & Enhanced Tree Plantings Funded by PA-DCNR Bureau of Forestry GIS analysis of existing tree canopy by Univ. of Vermont Prioritize potential planting areas and locations for canopy preservation Model for other urban Chesapeake Bay watershed communities Follow-Up Tree Inventory Spring 2012 Webinar Series 36 of 45

37 An Integrated Green Infrastructure Plan for the City of Lancaster Mr. Andrew Potts, Water Resources Engineer, CH2M Hill May 15, 2012 Innovative Financing: Public-Private Partnerships $7M SRF PENNVEST Loan to fund implementation of GI on private property 45 GI/BMP sites, many on private property Early adopters incentive program Spring 2012 Webinar Series 37 of 45

38 Unit Price Contracts Accelerate Implementationp Private Owner Endorsement Bid Package g Developmentp Refine Designs g & Quantities Contractors Engaged & Costs Known Prior to Final Design Field Work / Final Design Construction Spring 2012 Webinar Series 38 of 45

39 97% of the area within the parking lot and building impervious cover categories is privately owned p g p y Spring 2012 Webinar Series 39 of 45

40 A Stormwater Utility Provides a Dedicated Funding Source g Benefits Equity: fees f are determined d t i d based on amount t of impervious i area Reduces reliance on general fund Stable and reliable funding source Policy Considerations All properties pay since it is considered a fee (similar to water and sewer bills) Need policy decisions on tax-exempt properties Credits can be provided for a property s on-site treatment of impervious area. Applicability All stormwater-related services Spring 2012 Webinar Series 40 of 45

41 Charging based on Impervious Area is Equitable Spring 2012 Webinar Series 41 of 45

42 Typical Types of Credits being g considered Percent reduction in stormwater utility charge for managing stormwater quantity and/or quality Activities (e.g. reduced fertilizer use) that assist in the provision of services or reduction of the public cost of providing services. Green Infrastructure, such as tree canopy, rain gardens, bioretention, porous pavement, cisterns, rain barrels. Spring 2012 Webinar Series 42 of 45

43 Evaluating Shared Credit for Privately owned Alleys that go Green Project ID: P-106 (2) Project Name: Green Alley at Alley 7 (Option #2) Estimate Per Property Total Parcel Area (sf) 114,309 1,706 Total Impervious Area (sf) * 51, Tree Canopy (sf) ** 50, Impervious Area Treated (sf) * 14, Estimated Annual SWU charge per Property before credits $80 after credits $49 * GI Plan Data Used ** UTC Data used Option 2 All parcels contiguous to the Green Alley will benefit (i.e. receive the credit) 67 Parcels Spring 2012 Webinar Series 43 of 45

44 Spring 2012 Webinar Series 44 of 45

45 An Integrated Green Infrastructure Plan to Address Combined Sewer Overflow, Stormwater and Nutrient Reductions in Lancaster City, PA Charlotte Katzenmoyer Pennsylvania Chapter Webinar, May 15, 2012 Andrew Potts Spring 2012 Webinar Series 45 of 45