Introduction Northwest Environmental Defense. NEDC Settlement Agreement. Retrofit Project Selection Process Fiscal Year 2011 Projects

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1 ODOT Stormwater Retrofit Program Overview Introduction Northwest Environmental Defense Center (NEDC) Settlement Agreement Retrofit Project Selection Process Fiscal Year 2011 Projects NEDC Intent to Sue Violation of the Clean Water Act by not adhering to the conditions in the National Pollution Discharge Elimination System Municipal Separate Storm Sewer System (NPDES MS4) Permit: NEDC Intent to Sue - continued Monitoring (BMP effectiveness and runoff characterization) Reporting Roadside Ditch Inspection Illicit Discharge Monitoring Major Outfall Inventory Maintenance Facility Outfall Inventory Best Management Practice (BMP) Inventory NEDC Intent to Sue O DOT had identified implementation problems with permit conditions and communicated to the Department of Environmental Quality (DEQ) 2004 MS4 permit renewal would likely have addressed most of these issues NEDC Settlement Agreement Finalized September 2009 Formalize ditch inspections At least once every 3 years Quarterly reports on ODOT website Computerized list of illicit discharge information Outfall Inventory Initially 36 in the major metropolitan areas 12 in Portland and Eugene 1

2 NEDC Settlement Agreement Stormwater Monitoring 4 sites: high, medium, low Average Daily Traffic (ADT) and eastern Oregon sites Expanded pollutants list BMP Effectiveness Monitoring NEDC Settlement Agreement Amend ODOT Stormwater Management Plan to incorporate the conditions of the lawsuit settlement Implement Stormwater Retrofits to Benefit Water Quality and Beneficial Uses in the Willamette River watershed ODOT Stormwater Retrofit Program Drivers NEDC Settlement Agreement O DOT's next National Pollution Discharge Elimination System Municipal Separate Storm Sewer System (NPDES MS4) permit Stormwater retrofit assessment Hydromodification assessment Retrofit Section of NEDC Settlement Agreement: Retrofit Prioritization Plan Starting in FY 2011 and continuing through FY 2014, commit and expend $2.1 million in funds per year Facilities not associated with a highway construction or reconstruction project Within Willamette River Watershed Expend $75,000 during the 2009 to 2011 biennium to apply for grant funds Roles and Responsibilities Steering Committee Region Selection Committees Project Proponents (including local agencies) Region Project Managers Local Agency Project Managers 2

3 Definition of Retrofit Installing a new facility where no treatment currently exists Upgrading an existing outdated facility Fixing an existing facility that has maintenance issues O ther? Retrofit Prioritization Plan Screening and Selection Factors 1. Treats ODOT Runoff 2. Partnering Opportunities 3. Total Maximum Daily Load (TMDL)/303(d) Listed Waterways 4. Endangered Species Act (ESA)- Listed Fish 5. High ADT Roadways Retrofit Prioritization Plan Screening and Selection Factors 6. Low Cost/Benefit Ratio 7. No Conflicting Resources 8. Multiple Benefits 9. Public Support 10. Limited ROW Acquisition 11. Constructability/Site Suitability 12. Preparatory work completed Project Selection Process Call for Projects/Project Nomination Form Region Selection Committees review and prioritization Steering Committee scoring and funding decisions A, B, or C list Project Selection Process Next Steps FY2012 projects to be selected from existing pool Call for projects for FY2013 to be held in Fall 2011 Region 1 A List Projects ODOT Baldock Maintenance Yard (completed) TriMet Barbur Boulevard Transit Center Stormwater Retrofit Program Johnson Creek Water Quality Improvement Project (I-205 and SE 82nd Ave.) I-5/Barbur at 26thWater Quality Facility Design Maintainability of Proprietary Stormwater Treatment System Urban Stormwater Technologies Field Testing, Qualification, and Implementation 3

4 Region 1 Selected B List Project Greenwood Inn Water Quality Site Region 2 A List Projects OR22: Center/Marion St Bridges East (Salem) ODOT District 3 Ditch Rejuvenation Region 2 Selected B List Projects ODOT District 3 Vegetated Filters for Bridge Runoff OR99W: 4TH - C Street (C orvallis) Region 1 Funded Projects Project Completed ODOT Baldock maintenance yard Receiving Water: Falling Creek (trib to Tryon Creek) Project Partners: ODOT and City of Portland Bureau of Environmental Services Project Description/Purpose: Treat stormwater runoff from 118,000 sq. ft. of impervious area at ODOT Maintenance Yard Project Cost: approximately $300,000 Project Location: ODOT Maintenance Yard, 9637 SW 37 th Drive, Portland ODOT B aldock Maintenance Yard 4

5 Facility A Project Area Facility C Facility D (after a rain event) TriMet Barbur Boulevard Transit Center Stormwater Retrofits Grated overflow inlet during construction 5

6 Johnson Creek WQ Improvement Project (I-205 & SE 82nd Ave.) I-5 / Barbur Blvd. at 26th Water Quality Facility Maintainability of Proprietary Stormwater Treatment Systems Receiving Water: Willamette River Project Partners: ODOT, Association of Clean Water Agencies (AQWA), Clean Water Services Project Description/Purpose: Develop a maintainability rating system Identify O&M issues Verify maintenance frequencies Develop a region-wide protocol Project Cost: $60,000 for planning; Total project cost unknown Project Location: Vacant parking lot near I-5 and I-84 intersection (ODOT owned) Timeline: Phase 1, 2011 Urban Stormwater Technologies Field Testing, Qualification, and Implementation Receiving Water: Willamette River Project Description/Purpose: Assessment and selection of testing sites; prioritization and selection of available technologies; design and construction of testing facility; sampling, testing and reporting Project Cost: $150,000 funded for preliminary engineering and construction; Total project cost $250,000 Proposed Facility Type: Controlled-flow, gravityfed, piped system with stilling basin and filter vault with discharge pipe; Automated flow meters and sampling equipment Project Location: Three or more possible sites two on I-5 and one on I-205 Timeline: 2011 and 2012 Greenwood Inn Water Quality Site Feasibility Study Receiving Water: Fanno Creek Project Description/Purpose: Determine feasibility of treating and detaining runoff from the Hwy 217 corridor Project Cost: Funded $18,000 for preliminary scoping; Total cost - $135,000 for feasibility study Project Location: East of Hwy 217 and South of SW Allen Blvd Timeline:

7 Greenwood Inn Water Quality Site Feasibility Study Region 2 Funded Projects City of Salem - Downtown Center St and Marion St Bridges City of Eugene I-105: 7 th Ave to Willamette River City of Corvallis 99W (4 th Street): C Ave to Highway 20/34 ODOT District 3 Ditch Rejuvenation Receiving Water: Willamette River watershed Project Description/Purpose: Re-grade and re-vegetate ditches on higher volume highways to better treat for metals Project Cost: $60,000 Project Location: several runs of highway ditches on District 3 s higher volume highways within Marion, Polk and Yamhill Counties Timeline:

8 ODOT District 3 Vegetated Filter Strips for Bridge Runoff Receiving Water: Willamette River watershed Project Description/Purp ose: Re-grade and re-vegetate around bridge structures Close scuppers and direct flow to BMP Proposed Facility Type: Vegetated filter strips or grassed swales Project Cost: $30,000 for 3 to 6 structures Project Location: Various bridge structures on District 3 s higher volume highways within Marion and Polk Counties Timeline: 2011 ODOT s Stormwater Retrofit P rogram Website ONMENTAL/stormwater_retrofit_program.shtml Nicole P eirce nicole.m.peirce@state.or.us Questions? 8