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

To offer a suggestion or report an error on the King County stormwater services and information website, please contact Fred Bentler, webmaster.

National Pollution Discharge Elimination System permit

2007 Phase I Municipal Stormwater Permit (External link, Washington State Department of Ecology)

For questions about the Stormwater Web Site, please contact Dale Nelson, engineer or Giles Pettifor, project/program manager.

Updated: Feb. 7, 2012