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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

MAILING ADDRESS: 1120 SW 5th Ave, Room 1000, Portland, OR 97204

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Fiscal Year 2016-2017 Sewer Rates

Portland residential sewer rates increased 3.25% on July 1, 2016. The average single family sewer and stormwater bill increased from $67.60 to $69.80:

  • Sewer Services - $41.63 of the average monthly bill pays for sewage treatment, maintenance, and debt service for the sewer system.
  • Stormwater Services - $27.44 of the average monthly bill pays for operation, maintenance and debt service of stormwater management facilities.
  • Portland Harbor - $0.73 helps fund the city's participation in the Portland Harbor Superfund program in the Willamette River.

Low Income Assistance Program

About $0.57 per month of an average bill goes to support low-income assistance.

  • Qualifying low income customers will be able to receive a discount of $30.87 per month.
  • $30.87 credit would reduce the average monthly bill from $69.80 to $38.93.
  • Qualifying households must earn 60% or less of state median income.
  • About 7,000 currently receive low income assistance.

Calculating Sewer Volume

Methods used to calculate sewer volume and charges