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TMDL Effectiveness Monitoring projects
Map of Post-TMDL, or TMDL effectiveness monitoring studies and data. -
Wetland
This dataset represents wetland CEFs identified during the development review process since 1995. Prior to 1995, data is either unavailable or lost.Wetland CEFs were digitized... -
Municipal Stormwater Permit Outfall Data
Special Condition S8.D of the 2007-2012 Phase I Municipal Stormwater Permit required permittees to collect and analyze data to evaluate pollutant loadings of stormwater... -
NorWeST Stream Temperatures 2080s (Feature Layer)
This layer represents modeled stream temperatures derived from the NorWeST point feature class (NorWest_TemperaturePoints). NorWeST summer stream temperature scenarios were... -
Rock Outcrop
This dataset represents Rock Outcrop Critical Environmental Features (CEFs) identified during the development review process since 1995. Prior to 1995, data is either... -
Annual 2013 Water Quality Index Scores
Routine freshwater monitoring data collected by the The WA State Department of Ecology's River and Stream Monitoring Program are summarized by a technique called the "Water... -
Western Washington Hydrology Model (WWHM)
This dataset includes versions of the WWHM as they are released, including installation files and descriptions of changes along with dates and version numbers. -
Ecological Provinces (Feature Layer)
This data set includes polygons for ecological provinces within the conterminous United States. This data set contains regional geographic delineations for analysis of... -
Data from: Population dynamics of an invasive forest insect and associated...
Datasets archived here consist of all data analyzed in Duan et al. 2015 from Journal of Applied Ecology. Specifically, these data were collected from annual sampling of emerald... -
2016 Residential Sewer Rate Survey
The survey includes monthly sewer rates per “equivalent residential unit” (ERU)* served by municipal wastewater treatment plants in Washington State. Information was compiled... -
Summer Low Flow Trend Indicator 1975-2014
Summer Low Flow Trend Indicator results, statewide, updated through Oct 2014 This information is updated annually with an additional year of flow data. These results are... -
Cleanup Sites in Washington State
This is a list of cleanup sites in Washington State. It includes sites and associated websites. It includes location data, Cleanup Status, Site Rank – if the site is ranked, and... -
Fish Restoration Program Monitoring - San Joaquin Delta [ds2802]
Fish catch, invertebrate catch, and water quality data from the Sacramento-San Joaquin Delta collected by the Fish Restoration Monitoring Program, 2015-2017. The Fish... -
NorWeST Stream Temperatures 2040s (Feature Layer)
This layer represents modeled stream temperatures derived from the NorWeST point feature class (NorWest_TemperaturePoints). NorWeST summer stream temperature scenarios were... -
NorWeST Observed Stream Temperature Points (Feature Layer)
This layer indicates the location of the observed stream temperature records used for the NorWeST database summaries. NorWeST summer stream temperature scenarios were developed... -
Fish Restoration Program Monitoring - San Joaquin Delta [ds2802]
Fish catch, invertebrate catch, and water quality data from the Sacramento-San Joaquin Delta collected by the Fish Restoration Monitoring Program, 2015-2017. The Fish... -
Fish Restoration Program Monitoring - San Joaquin Delta [ds2802]
Fish catch, invertebrate catch, and water quality data from the Sacramento-San Joaquin Delta collected by the Fish Restoration Monitoring Program, 2015-2017. The Fish... -
Historical Woodland Density of the Conterminous United States, 1873 (Feature Layer)
This dataset includes polygons with a minimum of 40 acres of woodlands per square mile as depicted in William H. Brewer’s 1873 map of woodland density and covers the... -
Water Resource Inventory Areas (WRIA) -- Washington State
Areas for state water resource planning and administration. -
Ecological Subsections (Feature Layer)
This data set includes polygons for ecological subsections within Subregions within the conterminous United States. This data set contains regional geographic delineations for...