Issaquah Creek Valley Groundwater Management Area
King County Groundwater Data Maps and Reports Management Areas East King County Issaquah Creek Redmond-Bear Creek South King County Vashon-Maury Island Committees Other Organizations and Resources			This Groundwater Management Area encompasses ninety-three square miles located east and southeast of Lake Sammamish. The boundaries are defined by the drainage of Tibbetts Creek and Issaquah Creek watersheds and the water service area of Sammamish Plateau Water and Sewer District Urban development is mostly concentrated in the cities of Issaquah, Sammamish and along the I-90 corridor. Outside of this urban area, the remainder of the management area is rural, characterized by low-density residential uses, forest and agricultural lands. Almost all of the water used for private, municipal, and industrial and agricultural purposes in the Issaquah Creek Valley Groundwater Management Area is provided by groundwater sources. Issaquah Creek Valley Groundwater Protection Committee Groundwater interactive map and searchable database of groundwater data Note: this link will open a new browser window Issaquah Creek Valley Groundwater Maps and Reports King County is partnering with the City of Issaquah and Sammamish Plateau Water and Sewer District in these Groundwater Activities (2005-2007) within ICV GWMA: Hydrogeologic mapping within the Issaquah Creek Basin Exempt Well Assessment Groundwater Model of Upper Issaquah Creek Basin Water Suppliers in Issaquah Creek Valley This Groundwater Management Area has 22 Group A and 265 Group B Public Water Systems. The majority of the residents in this GWMA are serviced by the following Water Utility Service areas: Cedar River KC Water District 127 Edgehill Mirrormont Four Lakes Overdale Issaquah Sammamish Plateau KC Water District 90   This page is produced by the King County Groundwater Protection Program. To learn more about this group and its responsibilities, please read about the Groundwater Protection Program.

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