Find comprehensive services, data and information related to stormwater and non-point source pollution in King County, Washington.

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Stormwater Services and Information for King County, Washington

Online report form
Drainage and water quality problems

Use this form to report or request information regarding drainage or water quality problems in Unincorporated King County. To report a drainage or water quality problem by phone, please call 206-296-1900.

If you would like to remain anonymous check the " anonymous" box. If checked, the investigation report will remain public information, however the "complaintant's" name will be marked anonymous. Note: Your name, email, and address are still required so the investigator may contact you for additional information and followup.

Enter your report here:






Drainage
Flooding
Erosion
Water Quality
Stormwater Facility
Landslide
Level 1 Analysis
General Inquiry


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No or Yes


No or Yes