For questions about the Conveyence System Improvement Program, please contact Steve Tolzman.  

Wastewater Treatment Division
King Street Center
201 S. Jackson St., Suite 505
Seattle, WA 98104-3855

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CSI subregional planning areas within the WTD wastewater service area

Note: links from the subregional planning areas below lead to documents from the initial CSI basin effort that was completed in 2003.

CSI Planning Areas Map

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