Datasets
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Water Quality
Prior to downloading data, please download the README file. This dataset contains water quality samples collected from Puget Sound, lakes, and streams in the region which can be... -
Freshwater CTD data
Profiles of temperature, conductivity, salinity, dissolved oxygen, chlorophyll fluorescence, beam transmission, and surface and subsurface PAR collected monthly to twice monthly... -
Freshwater Swim Beach Data
This data represents the results of the King County Swim Beach program. These data are generally available from mid-May to late September during the swim beach monitoring... -
WQS_ExcursionDataset
This dataset consists of stream water quality data from the King County Ambient Stream Monitoring program. The data are evaluated based on the water quality standards assigned... -
KCSO Offense Reports: 2020 to Present
The King County Sheriff’s Office (KCSO) is providing offense report data captured in it's Records Management System (RMS) from 2020 to present. KCSO replaced its RMS in late... -
Personal Property Data
Personal property typically includes items used by a company to conduct business. Generally, personal property does not include property which is attached to a building or to... -
Whidbey Basin CTD Casts
This dataset contains in situ water column data at offshore monitoring stations using a Conductivity Temperature Depth (CTD) sensor for the Whidbey Basin. A CTD is a multi-... -
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... -
Marine Benthic Biomass Data
This dataset contains Puget Sound benthic biomass data by major taxonomic group. Before accessing data please download the README file. King County monitors the community of... -
Marine Benthic Abundance Data
This dataset contains Puget Sound benthic abundance data. Before accessing data please download the README file. King County monitors the community of animals that live in and... -
Real Property Tax Receivables
Please refer to the Real Property Tax Receivable Attributes Descriptions file for explanation. -
Port Susan Buoy Raw Data Output (Dec 20, 2023 - present)
This is a raw and uncorrected dataset from a buoy located at the north end of Port Susan, near the mouth of the Stillaguamish River. The buoy is deployed in partnership with the... -
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-... -
Coupeville Wharf Mooring Raw Data Output
This is a raw and uncorrected dataset from the mooring at the Coupeville Wharf. This data has not been reviewed or corrected in any manner. It should be used with extreme... -
Penn Cove Entrance Buoy Raw Data Output - Surface
This is a raw and uncorrected dataset from the surface buoy at the entrance to Penn Cove. This data has not been reviewed or corrected in any manner. It should be used with... -
Fleet Parts Customer Catalog
Parts and supplies available for ordering through King County Fleet Services -
King County Ambient Streams Monitoring - Site Designated Uses and Water Quality Criteria
This dataset contains information on King County ambient stream monitoring program sites, including their designated uses and associated water quality standards, as assigned by... -
Foreclosure parcels
Parcels currently in foreclosure status with King County. https://kingcounty.gov/depts/finance-business-operations/treasury/foreclosure/current-foreclosure-action/foreclosure-...