Data from King County's Monitoring Stations in the Puget Sound

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.

The viewer provides a searchable map interface for locating groundwater well data.

Here you will find a selection of maps that have been produced by various King County departments and divisions and are hosted on the KCGIS Center website.

This dashboard allows users to view data and key findings on the impact of firearms on overall King County populations as well as view a spotlight on King County children and youth

Search for Hydrology data by parameter, for a specified site.

King County Health Insurance data (2009-2019)

A city health profile is a public health report that provides a comprehensive overview of the demographics for a specific city or neighborhood as well as information on a variety of social and health indicators for that particular area.

Updated weekly
Public Health — Seattle & King County is monitoring changes in key economic, social, and other health indicators resulting from strategies to slow the spread of COVID-19. The metrics below were selected based on studies from previous outbreaks, which have linked strategies such as social distancing, school closures, and business closures to specific outcomes. Individual indicators in the grid below are updated daily, weekly, or monthly, depending on the source of data. Additional data will be added over time.