Groundwater Well Data Search

The King County Groundwater Protection Program maintains a database of groundwater wells, water quality and water level sampling data. Users may search the database using Quick or Advanced Search OR use King County Groundwater iMap map set.

Search for King County well data by Well ID, Local Number, DoE Well Tag, or Parcel Number.

Data and Resources

Groundwater Well Data Search
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Additional Info

Field	Value
Source	https://data.kingcounty.gov/resource/k8m5-ibkm
Author	King County Open Data
Last Updated	October 28, 2025, 15:03 (UTC)
Created	October 28, 2025, 15:03 (UTC)
Category	Environment & Waste Management
harvest_object_id	3b21b4c8-6b16-4088-8627-92569307662f
harvest_source_id	61b30bec-bf94-4067-b6fd-acae5a532611
harvest_source_title	king-county