1. Scaling Green Infrastructure JANUARY 27, 2016 – CITY OF PORTLAND AS PRESENTED TO THE OAPA CONFERENCE - OCTOBER 16, 2015

2. Panel Members  Susan Aldrich, AICP, Portland Bureau of Environmental Services susan.aldrich@portlandoregon.gov susan.aldrich@portlandoregon.gov  Marie Walkiewicz, Portland Bureau of Environmental Services marie.walkiewicz@portlandoregon.gov marie.walkiewicz@portlandoregon.gov  Laura Porter, Clean Water Services PorterL@CleanWaterServices.org PorterL@CleanWaterServices.org  Gill Williams, PLA, ASLA, GreenWorks gillw@greenworkspc.com gillw@greenworkspc.com

3. Session Overview  Historic context (Susan)  Comprehensive Planning (Marie)  Regional infrastructure (Laura)  Site planning (Gill)  Discussion

4. Some history:  1854 – cholera in London  Read: The Ghost Map  1864 – first sewers in Portland  1955 – Columbia Blvd Wastewater Treatment Plant opens

5. Water as a nuisance Hold for map or illustration

6. Changing regulations  1972 – Clean Water Act  1973 – Endangered Species Act  1974 – Safe Drinking Water Act  1980 – Portland’s Comprehensive Plan  1991 – court order launches the CSO program; DEQ establishes water quality standards for Fanno Creek and Tualatin River Watershed  1998 – lower Columbia River steelhead listed as endangered; DEQ establishes water quality standards for the Columbia Slough

7. Need for dialog

8. Green Infrastructure  Public or private assets  Natural or Engineered facilities  Protect, Support, or Mimic natural systems  Provide stormwater management, water quality, public health and safety, open space, and other complementary ecosystem services.