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Federal
Toxics Release Inventory (TRI)
U.S. Environmental Protection Agency —
The Toxics Release Inventory (TRI) is a dataset compiled by the U.S. Environmental Protection Agency (EPA). It contains information on the release and waste... -
Federal
ACRES - Brownfields Properties
U.S. Environmental Protection Agency —
Brownfields are real property, the expansion, redevelopment, or reuse of which may be complicated by the presence or potential presence of a hazardous substance,... -
Federal
Substance Registry Services (SRS)
U.S. Environmental Protection Agency —
The Substance Registry System (SRS) is EPA's central system for information about regulated and monitored substances. -
Federal
Federal Lead-Based Paint Program (FLPP) Database
U.S. Environmental Protection Agency —
The FLPP Database system supports the application process for the accreditation of training providers and the certification of firms and individuals who performs lead... -
Federal
Registry of EPA Applications, Models, and Databases
U.S. Environmental Protection Agency —
READ is EPA's authoritative source for information about Agency information resources, including applications/systems, datasets and models. READ is one component of... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Slope Along Stream
U.S. Environmental Protection Agency —
This dataset represents slope percent along stream within individual, local NHDPlusV2 catchments and upstream, contributing watersheds. -
Federal
Office of Water Linked Data
U.S. Environmental Protection Agency —
The Office of Water Linked Data (OWLD) dataset stores EPA Water program information indexed to several National Hydrography Dataset frameworks. Indexing may be... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: National Anthropogenic Barrier Dataset (NABD)
U.S. Environmental Protection Agency —
This dataset represents the dam density and storage volumes within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based on the National... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: PRISM Normals Data
U.S. Environmental Protection Agency —
This dataset represents climate observations within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the PRISM Climate Group.... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Base Flow Index
U.S. Environmental Protection Agency —
This dataset represents the base flow index values within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies. Catchment boundaries in... -
Federal
BP Spill in the Gulf of Mexico Water Data
U.S. Environmental Protection Agency —
In response to the BP oil spill, EPA monitored water near the spill. While emergency response data collection has ended, results continue to be available on this site. -
Federal
General Assistance Program
U.S. Environmental Protection Agency —
GAP Online is a grant work plan development and reporting information system. -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Agricultural Nitrogen Inputs
U.S. Environmental Protection Agency —
This dataset represents the application of nitrogen within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based data published in EPA... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Mine Density Active Mines and Mineral Plants in the US
U.S. Environmental Protection Agency —
This dataset represents the mine density within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based on mine plants and operations... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: National Land Cover Database - Impervious Surfaces
U.S. Environmental Protection Agency —
This dataset represents data derived from the NLCD dataset and the National Hydrography Dataset version 2.1(NHDPlusV2) (see Data Sources for links to NHDPlusV2 data... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Surficial Lithology in Watershed
U.S. Environmental Protection Agency —
This dataset represents the density of 18 USGS lithology classes within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies. Catchment... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Wet Index
U.S. Environmental Protection Agency —
This dataset represents the calculated wetness index value within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: National Anthropogenic Barrier Dataset
U.S. Environmental Protection Agency —
This dataset represents the dam density and storage volumes within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Canal Density
U.S. Environmental Protection Agency —
This dataset represents canal density within individual, local and accumulated upstream catchments for NHDPlusV2 Waterbodies. Catchment boundaries in LakeCat are... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Wildland Fire Perimeters By Year 2000 - 2010
U.S. Environmental Protection Agency —
This dataset represents the historical fire perimeters within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the GeoMAC...