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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

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

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Separate Sanitary Sewers

Two relatively small portions of this subwatershed are served by separate sanitary sewer systems. One is the primarily residential area generally west of the Oregon Zoo at the western edge of the subwatershed. The other is the newly developed urban area generally north of NW Hoyt and east of NW 14th.

PIPE AGE CLASS PIPE AGE LENGTH (FT) PIPE DIAMETER CLASS
PIPE LENGTH (FT)   
1867-1899 614.0 1" - 12" 57390.0
1900-1945 678.0 13" - 24" 3139.0
1946-2001 40538.0 > 25" 8948.0
No Data 33873.0 No Data 6227.0
  75703   75704
Maps & Files

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