160 datasets found
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Impervious Surface 2010
District of Columbia —
The dataset contains basemap features that are typically classified as impervious surface, captured in 2010. Some examples of Impervious Surfaces include: Airport... -
Federal
Planning the Future by Exploring the Past in Mississippi's Grand Bay - NERRS/NSC(NERRS Science Collaborative)
National Oceanic and Atmospheric Administration, Department of Commerce —
People have harvested oysters in Mississippiâs Grand Bay for more than 4,000 years. Today, that legacy is at a crossroads. Increased pollution from residential and... -
Federal
Model archive for analysis of the effects of impervious cover on receiving-water quality with the Stochastic Empirical Loading Dilution Model (SELDM)
Department of the Interior —
This is a model archive of SELDM development data and simulation results of total phosphorus concentrations in concurrent stormflows from drainage basins in the... -
Federal
ENOA--water balance events summary
Department of the Interior —
This tabular dataset includes precipitation data, inflow and outflow data, and other associated data for a bioretention garden in Douglas County, Nebraska. At the... -
County
Sediment Control Permits
Montgomery County of Maryland —
An Engineered Sediment Control Permit is required for certain construction activities. An Engineered Sediment Control application must be used for any project subject... -
Impervious Surface 2017
District of Columbia —
The dataset contains basemap features that are typically classified as impervious surface, captured in 2017. Some examples of Impervious Surfaces include: Airport... -
Federal
New England observed and predicted growing season maximum stream/river temperature points
U.S. Environmental Protection Agency —
The shapefile contains points with associated observed and predicted growing season maximum stream/river temperatures in New England based on a spatial statistical... -
County
Water Quality Protection Charges
Montgomery County of Maryland —
The Water Quality Protection Charge (WQPC) is a line item on your property tax bill. WQPC funds many of the County's clean water initiatives including: • Restoration... -
County
Environmentally Sensitive Areas
Fairfax County, Virginia —
This polygon dataset is composed of subsets from Fairfax County’s current soil inventory, recorded floodplain, and Resource Protection Area (RPAs) layers. Layer... -
Federal
Ecological Assessment of Storm Impacts on Marine Resources (EASI)
National Oceanic and Atmospheric Administration, Department of Commerce —
The project provides information that can be used in preliminary land use-based risk assessments for pesticides potentially used in the St. Johns River watershed, and... -
Federal
Full water cycle monitoring dataset, from USGS Sciencebase
U.S. Environmental Protection Agency —
This dataset includes hydrologic fluxes (evapotranspiration estimates, groundwater levels, wastewater fluxes), soil profile taxonomy (texture, horizons, etc.), and... -
Federal
Green Infrastructure for a Sustainable New Hampshire - NERRS/NSC(NERRS Science Collaborative)
National Oceanic and Atmospheric Administration, Department of Commerce —
Rivers and streams flow across the boundaries of 52 communities before reaching New Hampshireâs Great Bay. As they travel through each community, they collect... -
Federal
Brumfield et al 20xx_Data Set
U.S. Environmental Protection Agency —
Log10 fecal score ratios for eligible microbial source tracking qPCR assays. This dataset is associated with the following publication: Brumfield, K.D., J.A. Cotruvo,... -
City
Artificial Flow Path
City of Austin —
This data has been collected as part of a larger project by the City of Austin's Watershed Protection and Development Review Department to inventory its drainage... -
City
Linear Drain
City of Austin —
This data has been collected as part of a larger project by the City of Austin's Watershed Protection and Development Review Department to inventory its drainage... -
County
Loudoun Stormwater BMPs
Loudoun County, Virginia —
The stormwater BMP data is comprised of points (dry ponds, wet ponds, underground detention, etc.). These points identify the general location of BMPs within Loudoun... -
City
Storm Drain Inlets
City of Los Angeles —
Official Storm Drain System in the City of Los Angeles created and maintained by the Bureau of Engineering / GIS Mapping Division. GIS data contains the storm pipes... -
City
Combo Inlet
City of Austin —
This data has been collected as part of a larger project by the City of Austin's Watershed Protection and Development Review Department to inventory its drainage... -
City
UTILITIESCOMMUNICATION.MiscPointREFDOC
City of Austin —
The Misc Points REFDOC table should be used in conjunction with the Misc Points feature class https://data.austintexas.gov/dataset/MiscPoint/4cyn-ayp7 with a join on...
160 datasets found