Groundwater data in King County
The King County Groundwater Protection Program maintains geographic and tabular databases of groundwater quality and water level data. King County provides two methods to find and display information in its databases:
The iMap Search option opens an interactive groundwater map (iMap) which enables visitors to select and query groundwater information through web-based maps and geographically-based software.
iMap help
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.