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Shoreline Management Act (SMA) Jurisdiction: Adopted Streams
Ecology created SMA_Jurisdiction_Streams (also known as SMA_Arcs_Adopt) by selecting appropriate flowlines from the National Hydrographic Dataset "NHDFlowline.lyr" as maintained... -
Shoreline Management Act (SMA) Jurisdiction: Original WAC Chapter 173-18 Streams
Streams and rivers published in Chapter 173-18-WAC. This layer will not be updated. It is slowly becoming outdated as cities and counties update their list of Shoreline... -
Shoreline Public Access: Lines
The Shoreline Public Access Project is a geographic information systems (GIS) project to identify the location, length, and degree of public access to Washington State's marine... -
Surface Water Quality Standards for the State of Washington
This dataset contains spatial and attribute information of the Surface Water Quality Standards for the State of Washington, Chapter 173-201A WAC. Four views of the WQ Standard... -
Washington State Drought Areas 2015
Drought Areas data description: This data layer is derived from copying the designated WRIAs. WRIAs data description: Water Resource Inventory Areas (WRIA) for Washington State... -
Water Quality Improvement Projects
These polygon features represent Water Quality Improvement (WQI) projects managed by the Washington State Department of Ecology. WQI projects can be TMDLs, Straight To... -
Water Resource Inventory Areas (WRIA)
Water Resource Inventory Areas (WRIA) for Washington State at 1:24,000 scale. WRIAs were formalized under WAC 173-500-040 and authorized under the Water Resources Act of 1971,... -
Shoreline Management Act (SMA) Jurisdiction: Original WAC Chapter 173-18 Points
Points on streams and rivers where SMA jurisdiction begins as published in Chapter 173-18 WAC. This layer will not be updated. It is slowly becoming outdated as cities and... -
National Watershed Boundary Dataset (WBD): Hydrologic Unit Code 10-Digit Basi...
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and resolution. It... -
Hydrography - Major Waterbodies
NHD_MajorWaterbodies are a subset of the largest waterbody features selected from the High Resolution NHD dataset for Washington State. This subset includes only waterbodies... -
National Watershed Boundary Dataset (WBD): Hydrologic Unit Code 2-Digit Basin...
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and resolution. It... -
Washington State Drought Areas 2015
Drought Areas data description: This data layer is derived from copying the designated WRIAs. WRIAs data description: Water Resource Inventory Areas (WRIA) for Washington State... -
Water Right Diversions (NHD events)
Spatial representation of surface water points of diversion locations as interpreted from water-right documents, including (but not limited to) water-right certificates,... -
Surface Water Quality Standards for the State of Washington
This dataset contains spatial and attribute information of the Surface Water Quality Standards for the State of Washington, Chapter 173-201A WAC. Four views of the WQ Standard... -
Water Quality Improvement Projects
These polygon features represent Water Quality Improvement (WQI) projects managed by the Washington State Department of Ecology. WQI projects can be TMDLs, Straight To... -
Hydrography - Major Streams
NHD_MajorStreams are a subset of the largest linear stream/river features selected from the High Resolution NHD dataset for Washington State. This subset includes only... -
Hydrography - Major Areas
NHD_MajorAreas are a subset of the largest double banked stream/river polygon features selected from the High Resolution NHD dataset for Washington State. This subset includes... -
Washington State Water Resources Explorer
Water right records can be searched on the Water Resources Explorer web map by document/record number or by the name of the person the water right was issued to (or the name of... -
Washington State NHD Labels
This dataset has no description
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Shoreline Management Act (SMA) Jurisdiction: Adopted Waterbodies
Ecology created SMA_Poly_Adopt (also known as SMA_Jurisdiction_Lakes) by selecting appropriate water bodies from the National Hydrographic Dataset "NHDWaterbody.lyr" as...