Datasets
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Routine Marine Sediment Chemistry
Prior to downloading data, please download the README file. This dataset contains chemistry results from marine sediment sample collected from offshore (subtidal) and beaches... -
King County Mental Health and Substance Use-Disorder Providers
All KC contracted mental health and substance use providers https://kingcounty.gov/depts/community-human-services/mental-health-substance-abuse/services/providers.aspx -
Data for "The effects of the land use regulatory framework on stream ecosystems in unincorporated King County watersheds"
This dataset represents land cover mapping, physical habitat measurements, continuous hydrology measurements, salt tracer measurements, and benthic macroinvertebrate sample... -
King County Ambient Streams Monitoring - Gaging Details
This dataset contains information on gaging locations associated with King County ambient stream monitoring program sites, including their status, location, and details. For... -
Lake Washington Ship Canal outflow
Daily average and 7-day trailing mean discharge through the Lake Washington Ship Canal's Ballard Locks -
EGP Nonprofits
List of nonprofits in the King County Employee Giving Program Annual Drive -
Lake Washington water surface elevation
Daily mean elevation derived from hourly average data obtained from Army Corps of Engineers dataquery 2.0 -
Fleet Parts Customer Catalog
Parts and supplies available for ordering through King County Fleet Services -
ICS Classes for Emergency Management Professionals
A schedule of training classes and exercises for emergency management professionals to learn FEMA's Incident Command System (ICS). https://kingcounty.gov/depts/emergency-... -
August 2025 Primary Election - Final Precinct Results
Final precinct level results for the August 5, 2025 Primary & Special Election. -
August 2025 Primary Election - Mid Election Precinct Results
Mid-election precinct level results for the August 5, 2025 Primary Election in King County, WA. -
August 2025 Primary Election - Election Night Precinct Results
Election Night precinct level results for the August 5, 2025 Primary Election in King County, WA. -
Marine Phytoplankton Grouped by Sample and Specific Functional Group
This dataset contains phytoplankton samples collected from Puget Sound and analyzed using a particle imaging analyzer (FlowCAM®). For more information see the King County marine... -
Marine Phytoplankton Samples by Taxonomic Group
This dataset contains phytoplankton biovolume data from Puget Sound. For species level presence/absence data, please contact MarineWQ@kingcounty.gov . Please download the ReadMe... -
2015 Primary - Election Night Results Abstract by Precinct
August 2015 primary election; election night results report by precinct. -
Election Results - February 8, 2011 - Cumulative
Detailed results for the February 2011 Special Election -
King County Metro Access - March 2025 Saturday Service Areas
King County Metro Access Saturday service areas for the September Service change. -
King County Metro Access - March 2025 Sunday Service Areas
King County Metro Access Sunday Service Areas for the September service change. -
Stream Gage Hydrology Data
This dataset contains hydrologic data from stream gages in the King County Stream Gage Network. See data.kingcounty.gov/Environment-Waste-Management/WLRD-Sites/wbhs-... -
King County Metro Access - March 2025 Weekday Service Areas
King County Metro Access Weekday Service Areas for the September service change.