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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Portland Sewer Rates

Portland Sewer Rates Fiscal Year 2014-2015

The average single family residential monthly bill for sewer and stormwater services increased 5.32% on July 1, 2013. The estimated average single family residential monthly sewer bill increased from $59.57 to $62.74, an increase of $3.17 per month. The city adjusts sewer rates annually on July 1.

Environmental Services provides Portland residents and businesses with wastewater and stormwater collection and treatment, sewer installation and maintenance, drainage services, and watershed restoration. Sewer rates are based on the cost of providing service to residential, non-residential, commercial, industrial and institutional customers. Sewer bills pay for:

  • maintaining and operating the sewer system
  • constructing wastewater collection and treatment facilities
  • protecting the sewer system from damage
  • improving water quality in rivers, streams and groundwater
  • enhancing watershed health
  • paying debt service on bonds

How Environmental Services Invests Sewer Charges

Financing sewer and stormwater services

Calculating Sewer Volume

Methods used to calculate sewer volume and charges

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