Search datasets
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The Wildland-Urban Interface (WUI) is the area where houses meet or intermingle with undeveloped wildland vegetation. This makes the WUI a focal area for human-environment conflicts such as...
Search relevance: 1.00 | Views last month: 26 | Catalog Last Checked: August 01, 2026 at 05:00 AM -
The U.S. National Seismic Hazard Model (NSHM) was updated in 2023 for all 50 states using the best available science related to earthquake seismicity, fault ruptures, ground motions, and hazard...
Search relevance: 1.00 | Views last month: 25 | Catalog Last Checked: August 01, 2026 at 04:43 AM -
LANDFIRE's (LF) 2022 update (LF 2022) Existing Vegetation Type (EVT) represents the current distribution of the terrestrial ecological systems classification developed by NatureServe for the...
Search relevance: 1.00 | Views last month: 24 | Catalog Last Checked: August 01, 2026 at 04:42 AM -
This data set represents the area of bedrock geology types in square meters compiled for every catchment of NHDPlus for the conterminous United States. The source data set is the "Geology of the...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: August 01, 2026 at 04:40 AM -
LANDFIRE's (LF) 2022 40 Scott and Burgan Fire Behavior Fuel Models (FBFM40) product represents distinct distributions of fuel loadings found among surface fuel components (live and dead), size...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: August 01, 2026 at 03:53 AM -
This tabular data set represents the mean annual natural groundwater recharge, in millimeters, compiled for every MRB_E2RF1catchment of selected Major River Basins (MRBs, Crawford and others,...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 06:09 AM -
This tabular data set represents the 30-year (1971-2000) catchment-average total annual precipitation in millimeters multiplied by 100 compiled for every MRB_E2RF1 catchment of selected Major...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 01, 2026 at 03:01 AM -
This data set represents the average contact time, in units of days, compiled for every catchment of NHDPlus for the conterminous United States. Contact time, as described in Wolock and others...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 01, 2026 at 04:43 AM -
This data set represents the average atmospheric (wet) deposition, in kilograms per square kilometer, of inorganic nitrogen for the year 2002 compiled for every catchment of NHDPlus for the...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 01, 2026 at 03:34 AM -
LANDFIRE's (LF) 2022 update (LF 2022) Existing Vegetation Cover (EVC) represents the vertically projected percent cover of the live canopy for a 30-m cell. EVC is produced separately for tree,...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 01, 2026 at 04:11 AM -
Introduced (non-native) species that become established may eventually become invasive, so tracking all introduced species provides a baseline for effective modeling of species trends and...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 01, 2026 at 03:42 AM -
This tabular data set represents the mean base-flow index expressed as a percent, compiled for every catchment of MRB_E2RF1 catchments of Major River Basins (MRBs, Crawford and others, 2006)....
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 05:12 AM -
This metadata record describes the average daily precipitation intensity for rain events during the 30-year period 1981 – 2010 for the conterminous United States. A rain event is defined as a...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 05:20 AM -
Prior research has shown that sediment budgets, and therefore stability, of microtidal marsh complexes scale with areal unvegetated to vegetated marsh ratios (UVVR) suggesting these metrics are...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 03:45 AM -
LANDFIRE’s 2023 Update (LF 2023) Fuel Vegetation Type (FVT) product represents the LF Existing Vegetation Type Ecological Systems (EVT) product modified to represent pre-disturbance EVT in areas...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 05:35 AM -
LANDFIRE's 2023 Update (LF 2023) 40 Scott and Burgan Fire Behavior Fuel Models (FBFM40) product represents distinct distributions of fuel loadings found among surface fuel components (live and...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 05:22 AM -
Prior research has shown that sediment budgets, and therefore stability, of microtidal marsh complexes scale with areal unvegetated to vegetated marsh ratios (UVVR) suggesting these metrics are...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 04:41 AM -
This child item describes R code used to determine whether public-supply water systems buy water, sell water, both buy and sell water, or are neutral (meaning the system has only local water...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 05:15 AM -
This data set represents the estimated area of level 3 ecological landscape regions (ecoregions), as defined by Omernik (1987), compiled for every catchment of NHDPlus for the conterminous...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 03:01 AM -
This data release contains a crosswalk between subwatersheds (12-digit hydrologic unit codes; hereafter, HUC12s) and hydrologic regions (sometimes called "Van Metre regions"). This crosswalk...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 06:13 AM
