1120 SW 5th Avenue, Room 1000, Portland, OR 97204
From late May to October, Environmental Services collects weekly samples for E. coli bacteria and temperature at five popular public entry points. Water samples are collected on Wednesdays and test results posted by Friday at www.portlandoregon.gov/bes/RecreationIndex.
Environmental Services inserts these informational flyers
in quarterly water-sewer-stormwater utility bills.