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Microplastics in Drinking Water
State of California —
Alpha Version Data (has undergone several rounds of internal review from the Moore Institute and is ready for external review) This dataset is part of the... -
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2019 California Water Quality Status Report
State of California —
The California Water Quality Status Report is an annual data-driven snapshot of the Water Boardโs water quality and ecosystem data. This third edition of the report... -
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Spill Incidents
State of New York —
This dataset contains records of spills of petroleum and other hazardous materials. Under State law and regulations, spills that could pollute the lands or waters of... -
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Wastewater Treatment Plants
State of New York —
Data regarding wastewater treatment plants with permits issued under the New York State Pollutant Discharge Elimination System -
State
Microplastic and Microparticle Data from Surface Water: San Francisco Bay and Adjacent Sanctuaries
State of California —
The San Francisco Estuary Institute and 5 Gyres completed a comprehensive regional study of microplastic pollution of a major urban estuary and adjacent ocean... -
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Surface Water - Chemistry Results
State of California —
This data provides results from the California Environmental Data Exchange Network (CEDEN) for field and lab chemistry analyses. The data set contains two... -
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NYSDEC_WaterbodyInventoryAndPriorityWaterbodiesListEstuarySegment_DataSet
State of New York —
The Waterbody Inventory/Priority Waterbodies List (WI/PWL) dataset is an inventory of the state's surface water quality. This dataset provides a summary of general... -
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Landfills
Vermont Center for Geographic Information —
This data set defines both current and historic landfills/waste disposal storage sites for the State of Vermont. Historic landfills were identified with the... -
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CalEnviroScreen 2.0
State of California —
The Office of Environmental Health Hazard Assessment (OEHHA), on behalf of the California Environmental Protection Agency (CalEPA), developed California Communities... -
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NYSDEC_WaterbodyInventoryAndPriorityWaterbodiesListRiverStreamSegments_DataSet
State of New York —
The Waterbody Inventory/Priority Waterbodies List (WI/PWL) dataset is an inventory of the state's surface water quality. This dataset provides a summary of general... -
State
NYSDEC_WaterbodyInventoryAndPriorityWaterbodiesListAdditionalShoreline1Segment_DataSet
State of New York —
The Waterbody Inventory/Priority Waterbodies List (WI/PWL) dataset is an inventory of the state's surface water quality. This dataset provides a summary of general... -
State
Oregon Ecoregions
State of Oregon —
This data layer is an element of the Oregon GIS Framework. Ecoregions denote areas of general similarity in ecosystems and in the type quality, and quantity of... -
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Trout Streams (line)
State of Arkansas —
This data includes segments of Arkansas streams that have been designated as Trout Waters, as indicated by Regulation No. 2 of the Arkansas Pollution Control And... -
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Draft Terrestrial Landscape Intactness for 2026-2027 IRP
State of California —
This category of planning priorities provides an estimate of terrestrial landscape condition based on the extent to which human impacts such as agriculture, urban... -
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Surface Water Quality Polygon
State of Connecticut —
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes... -
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Ground Water Classifications Polygon
State of Connecticut —
See full Data Guide here.Ground Water Classifications Polygon: Ground Water Quality Classifications is a polygon feature-based layer compiled at 1:24,000 scale that... -
State
Combined Sewer Overflows (CSOs): Beginning 2013
State of New York —
The dataset represents the locations of combined sewer overflow (CSOs) outfall locations in NYS. It also includes overflow detection capabilities of CSO communities... -
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Fish Consumption Advisory Serving Recommendations
State of California —
Summary of fish advisories that recommend how often you can safely eat fish caught from water bodies in California based on the level of chemical contaminants.... -
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Surficial Aquifer Potential
State of Connecticut —
This map has been prepared for statewide ground water resource protection, water management, non-point source pollution prevention, and land use planning. The map was...