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Portland's Environmental Services: Sustainable Water Solutions

Learn about Portland's Wastewater and Stormwater Utility, focusing on wastewater treatment, environmental features, pollution prevention, and watershed management. Discover green initiatives, infrastructure, and community outreach efforts.

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Portland's Environmental Services: Sustainable Water Solutions

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  1. Dean MarriottEnvironmental ServicesDirector Janet GillaspieOregon ACWAExecutive Director

  2. Portland’s Wastewater and Stormwater Utility • Serves over 560,000 • Funded by revenue collected from commercial and residential sewer bills

  3. Wastewater Treatment and Collection System • 2 treatment plants • More than 2000 miles of sewer lines • 1000 miles of drainage system • 100 pump stations • 80 mgd treatment

  4. Wastewater Treatment Environmental Features • Co-Generation Facility • Sodium Hypochlorite • Odor control • Biosolids recycling

  5. Pollution Prevention ServicesProtecting the treatment system and waterways • Source Control program • Partner with trade groups - dental, auto, photo finishers (silver), restaurants • 99% compliance by industry • 450 business permits • Technical Assistance

  6. Combined Sewer Area

  7. Operations and Maintenance • Aging system • $254 million 2007-2008 fiscal year budget • $93.5 million operating budget • $155.5 million capital budget

  8. City of Portland • Covers 135 square miles • 18 square miles of rooftops • 15 square miles of streets • 12 square miles of parking lots

  9. Watershed Management Plan

  10. Grey to Green Initiative • Invest $50 million over 5 years to protect and enhance watershed health • Add 43 acres of ecoroofs • Construct 920 green streets • Plant 33,000 yard trees and 50,000 street trees • Accelerate the battle against invasive vegetation • Protect natural areas

  11. Green Solutions Guiding Principles • Manage stormwater runoff both at the source and at the surface. • Use plants and soil to slow, filter, cleanse, and infiltrate runoff. • Design facilities that aesthetically enhance the community.

  12. Green Infrastructure Ecoroofs Swales Planters Green Streets

  13. Green Streets behind the curb swale / basin curb extension swale / basin planter rain garden / basin

  14. Tabor to the River

  15. Tabor to the River

  16. Clean River Rewards Property owners who manage stormwater on their property can get up to a 100% discount on their on-site stormwater management charge

  17. Information and Community Outreach • Public information strategy • Transparent process • Involve community indecision making • Clean rivers education • Incentives andpartnerships

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