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Federal
EnviroAtlas - 303(d) Impairments by 12-digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset depicts the total length of stream or river flowlines that have impairments submitted to the EPA by states under section 303(d) of the Clean... -
Federal
R-Factor for the Conterminous United States
National Oceanic and Atmospheric Administration, Department of Commerce —
The rainfall-runoff erosivity factor (R-Factor) quantifies the effects of raindrop impacts and reflects the amount and rate of runoff associated with the rain. The... -
Federal
High Resolution Empirical Tide Prediction Software Version 14
National Aeronautics and Space Administration —
This dataset provides sea surface height and ocean surface currents associated with the predictable astronomical tide at the M2, S2, N2, K1, and O1 frequencies. The... -
Federal
NOAA/WDS Paleoclimatology - The International Tree-Ring Data Bank (ITRDB) Revisited
National Oceanic and Atmospheric Administration, Department of Commerce —
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for... -
Federal
Marine Protected Areas (MPA) Inventory 2023-2024 NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA MPA Inventory represents a collection of data compiled from various federal, state, tribal and territorial entities to provide a publicly available source of... -
Federal
Benthic Habitats of Puerto Rico and the U.S. Virgin Islands;Photomosaic of Puerto Rico (Luquillo), 1999
National Oceanic and Atmospheric Administration, Department of Commerce —
Habitat maps of Puerto Rico and the U.S. Virgin Islands were created by visual interpretation of aerial photographs using the Habitat Digitizer Extension. Aerial... -
Federal
Five-minute grid of marine bird density off central California - Davidson Current seasons, 1980-2001 (CDAS data set Da0_dens.shp)
National Oceanic and Atmospheric Administration, Department of Commerce —
Da0_dens is a polygon shapefile representing 5 minute x 5 minute latitude x longitude cells that contain the overall, combined densities (birds/sq km), of 76 species... -
Federal
Benthic Habitats of Puerto Rico and the U.S. Virgin Islands;Photomosaic of Puerto Rico (Isla de Culebra), 1999
National Oceanic and Atmospheric Administration, Department of Commerce —
Habitat maps of Puerto Rico and the U.S. Virgin Islands were created by visual interpretation of aerial photographs using the Habitat Digitizer Extension. Aerial... -
Federal
AFSC/RACE/GAP/Prescott: Norton Sound Shoreline
National Oceanic and Atmospheric Administration, Department of Commerce —
We assembled approximately 230,000 National Ocean Service (NOS) bathymetric soundings from 39 lead-line and single-beam echosounder hydrographic surveys conducted... -
Federal
H13474: NOS Hydrographic Survey , 2021-10-07
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H13092: NOS Hydrographic Survey , 2017-11-09
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
Level III Ecoregions of Arkansas
U.S. Environmental Protection Agency —
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and... -
Federal
Level III Ecoregions of Nevada
U.S. Environmental Protection Agency —
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and... -
Federal
Level III Ecoregions of Oklahoma
U.S. Environmental Protection Agency —
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and... -
Federal
NOAA TIFF Image - 50m Multibeam Bathymetry, Charleston Bump - Deep Coral Priority Areas - Little Hales - (2003), UTM 17N NAD83
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains a unified GeoTiff with 30x30 meter cell size representing the bathymetry of the Charleston Bump off of the South Atlantic Bight, derived from... -
Federal
Level IV Ecoregions of Colorado
U.S. Environmental Protection Agency —
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and... -
Federal
F00806: NOS Hydrographic Survey , 2021-08-18
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H13677: NOS Hydrographic Survey , 2022-12-04
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H13176: NOS Hydrographic Survey , 2019-06-21
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe...
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