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About Drainage & Sewer

THORNTON CREEK REPORTS

The Thornton Creek Watershed Characterization Report and Action Agenda contains information on:

  • The watershed’s historical accounts, maps and scientific data.
  • Actions to restore the Thornton Creek ecosystem

Thornton Creek Reports

BROADVIEW SEWER INVESTIGATION

This report summarizes the results of a study of the sanitary sewers in the Broadview area conducted over 2 years. Broadview Sewer Investigation

STORMWATER MANAGEMENT PLAN

The City of Seattle Stormwater Management Plan was developed for compliance with the Ecology issued 2007 NPDES Phase I Municipal Stormwater Permit and is designed to:

  • Protect water quality
  • Reduce the discharge of pollutants to the “maximum extent practicable”
  • Satisfy appropriate requirements of the Clean Water Act
  • Meet state requirements to use all known, available, and reasonable methods to prevent and control pollution to waters of the state

Stormwater Management Plan