Stormwater Advisory Committee Stormwater Management Recommendations for TransportationRelated

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Stormwater Advisory Committee Stormwater Management Recommendations for Transportation-Related Development Portland City Council Presentation July

Stormwater Advisory Committee Stormwater Management Recommendations for Transportation-Related Development Portland City Council Presentation July 21, 2004 Kathi Futornick and Eric Strecker, Co-Chairs

Overview of Presentation n n n Stormwater Advisory Committee (SAC) background 2002 SAC Report

Overview of Presentation n n n Stormwater Advisory Committee (SAC) background 2002 SAC Report 2002 -2004 SAC Work Items Transportation Recommendations Future SAC Activities Questions and Comments?

Overview of Presentation n n n Stormwater Advisory Committee (SAC) background 2002 SAC Report

Overview of Presentation n n n Stormwater Advisory Committee (SAC) background 2002 SAC Report 2002 -2004 SAC workplan Transportation Recommendations Next Steps for the SAC Questions and Comments?

SAC Background n 1996 -1999 SPAC n n NPDES stormwater permit requirements 1999 -present

SAC Background n 1996 -1999 SPAC n n NPDES stormwater permit requirements 1999 -present SAC n Reports to Council n n n 2000 – Stormwater Management Manual 2002 – Existing Development 2004 – Transportation Land Use

2002 SAC Report Status n n 34 recommendations for managing stormwater from existing development

2002 SAC Report Status n n 34 recommendations for managing stormwater from existing development City provided a Response Report that provided detail on recommendation implementation

2002 -2004 SAC Work Items n Provided input on: n n n n Clean

2002 -2004 SAC Work Items n Provided input on: n n n n Clean River Discount and Incentive Program Regulatory Improvement Project Draft NPDES permit UIC Program Stormwater Management Manual revisions Sustainable Infrastructure Committee and Water Quality Friendly Streets Program Transportation Land Use Recommendations

2002 -2004 SAC Work Items n Provided input on: n n n n Clean

2002 -2004 SAC Work Items n Provided input on: n n n n Clean River Discount and Incentive Program Regulatory Improvement Project Draft NPDES permit UIC Program Stormwater Management Manual revisions Sustainable Infrastructure Committee and Water Quality Friendly Streets Program Transportation Land Use Recommendations

Transportation Recommendations n n n Introduction and background General Policy Recommendations Greenscape Recommendations Hardscape

Transportation Recommendations n n n Introduction and background General Policy Recommendations Greenscape Recommendations Hardscape Recommendations Stormwater System/Facility Recommendations Connections to Existing Programs

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Introduction and Background

Transportation Recommendations n n n Introduction and background General Policy Recommendations Greenscape Recommendations Hardscape

Transportation Recommendations n n n Introduction and background General Policy Recommendations Greenscape Recommendations Hardscape Recommendations Stormwater System/Facility Recommendations Connections to existing programs

General Policy Recommendations n n n Prioritize water quality friendly design projects Continue the

General Policy Recommendations n n n Prioritize water quality friendly design projects Continue the Water Quality Friendly Streets Program Adopt policies and standards that support project-specific conditions Seattle Street Edge Alternatives Project

Greenscape Recommendations n n Retrofit ditches to swales Encourage greenscaping Public and private ROW

Greenscape Recommendations n n Retrofit ditches to swales Encourage greenscaping Public and private ROW greenscape opportunities Prevent or treat stormwater from existing development with onsite facilities NE Siskiyou Demonstration Project

Greenscape Recommendations n n Retrofit ditches to swales Encourage greenscaping Public and private ROW

Greenscape Recommendations n n Retrofit ditches to swales Encourage greenscaping Public and private ROW greenscape opportunities Prevent or treat stormwater from existing development with onsite facilities Rainfall intercepting tree canopy

Hardscape Recommendations n n n Use curb techniques to direct stormwater to landscaped facilities

Hardscape Recommendations n n n Use curb techniques to direct stormwater to landscaped facilities Optimize flexibility for street width and sidewalk design standards Develop alternative street and stormwater standards for upgrading streets Water Pollution Control Lab swales

Hardscape Recommendations n n n Use curb techniques to direct stormwater to landscaped facilities

Hardscape Recommendations n n n Use curb techniques to direct stormwater to landscaped facilities Optimize flexibility for street width and sidewalk design standards Develop alternative street and stormwater standards for upgrading streets Eco-Stone Parking Lot

Hardscape Recommendations n n n Use curb techniques to direct stormwater to landscaped facilities

Hardscape Recommendations n n n Use curb techniques to direct stormwater to landscaped facilities Optimize flexibility for street width and sidewalk design standards Develop alternative street and stormwater standards for upgrading streets

Stormwater System Recommendations n n n Use rights-of-way for stormwater management Investigate use of

Stormwater System Recommendations n n n Use rights-of-way for stormwater management Investigate use of water quality inlets Reevaluate water quantity design standards NE Leadbetter Road Demonstration Project

Stormwater System Recommendations n n n Evaluate using temporary flooding for detention Incorporate stormwater

Stormwater System Recommendations n n n Evaluate using temporary flooding for detention Incorporate stormwater retrofits into routine maintenance Consider stormwater projects not covered by the Stormwater Management Manual NE Leadbetter Road Demonstration Project

Connections to Existing Programs n n n Water Quality Friendly Streets Program Sustainable Infrastructure

Connections to Existing Programs n n n Water Quality Friendly Streets Program Sustainable Infrastructure Committee Stormwater Management Program (BMPs) NE Siskiyou Demonstration Project

Connections to Existing Programs n n n Water Quality Friendly Streets Program Sustainable Infrastructure

Connections to Existing Programs n n n Water Quality Friendly Streets Program Sustainable Infrastructure Committee Stormwater Management Program (BMPs) NE Leadbetter Road Demonstration Project

Next Steps for the SAC n Review of the City Response Report n BES

Next Steps for the SAC n Review of the City Response Report n BES and PDOT joint response within 9 months

Next Steps for the SAC n SAC workplan n n NPDES MS 4 permit

Next Steps for the SAC n SAC workplan n n NPDES MS 4 permit UIC WPCF permit SWMM 2004 revisions SAC reports progress

Questions or Comments? The SAC would like to acknowledge staff assistance from Environmental Services

Questions or Comments? The SAC would like to acknowledge staff assistance from Environmental Services and the Portland Department of Transportation.