POL Government Bureaus & Offices Environmental Services What We Do Watershed Services Portland's Watersheds Willamette Watershed Willamette Watershed Characterization Report  Willamette Subwatersheds   Conditions unique to each of the 27 Willamette subwatersheds
Table of Contents
Separate Sanitary Sewers

See adjacent subwatersheds for a description.

PIPE AGE CLASS PIPE AGE LENGTH (FT) PIPE DIAMETER CLASS
PIPE LENGTH (FT)   
Maps & Files

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