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Federal

Percent of Agriculture Land Subject to Select National Resource Inventory Conservation Practices, 2000-2012

Organization: Department of the Interior
Updated: 2020-08-21T00:00:00Z

This metadata record describes 26 30-meter raster data sets that estimate the percent of agricultural land that may be subject to select conservation practices for each year during the period...

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xml

Search relevance: 113.10 | Views last month: 0

Federal

Attributes for NHDPlus Version 2.1 Flowlines for the Conterminous United States: Percent of Agriculture Land Subject to Select National Resource Inventory Conservation Practices, 2000-2012

Organization: Department of the Interior
Updated: 2023-08-02T00:00:00Z

This metadata record describes 24 tabular data sets that estimate the percent of agricultural land that may be subject to select conservation practices for each year during the period 2000-2012...

xml
xml

Search relevance: 105.12 | Views last month: 0

City

Bar Ditch

Organization: City of Austin
Updated: 2026-01-29

Bar Ditch - A bar ditch is a man-made, open drainage-way into which excess surface water or groundwater drained from land, storm water runoff, or floodwaters flow either continuously or...

Search relevance: 79.07 | Views last month: 5

Federal

Surface Drainage, Field Ditches on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 607

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP607), Surface Drainage, Field Ditches (SDFD) on...

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xml

Search relevance: 70.03 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for drainageditch (gwava-dw_ddit)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the area of National Resources Inventory surface drainage, field ditch conservation practice, in square kilometers, in the conterminous United States. The data set was...

xml
xml

Search relevance: 58.07 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for drainage ditch (gwava-s_ddit)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the area of National Resources Inventory surface drainage, field ditch conservation practice, in square kilometers, in the conterminous United States. The data set was...

xml
xml

Search relevance: 57.35 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for slope (gwava-s_slop)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents soil surface slope, in percent times 1000, in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...

xml
xml

Search relevance: 50.64 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for fresh surface water withdrawal (gwava-s_swus)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the amount of fresh surface water withdrawal for irrigation, in megaliters per day, in the conterminous United States. The data set was used as an input data layer for a...

xml
xml

Search relevance: 50.64 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for population density (gwava-s_popd)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents 1990 block group population density, in people per square kilometer, in the conterminous United States. The data set was used as an input data layer for a national model...

xml
xml

Search relevance: 49.64 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for carbonate rocks (gwava-s_crox)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the presence or absence of Valley and Ridge carbonate rocks in the conterminous United States. The data set was used as an input data layer for a national model to predict...

xml
xml

Search relevance: 49.64 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for clay sediment (gwava-s_clay)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the amount of clay sediment in the soil, in percent times 1000, in the conterminous United States. The data set was used as an input data layer for a national model to...

xml
xml

Search relevance: 49.06 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for wetlands (gwava-s_wetl)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the percent of woody wetlands and emergent herbaceous wetlands land cover in the conterminous United States. The data set was used as an input data layer for a...

xml
xml

Search relevance: 48.97 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for confined manure (gwava-s_conf)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the average annual nitrogen input from confined animal manure, 1992 and 1997, in kilograms per hectare, in the conterminous United States. The data set was used as an...

xml
xml

Search relevance: 48.97 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for cropland/pasture/fallow (gwava-s_crpa)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the percent of cropland/pasture/fallow land cover in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...

xml
xml

Search relevance: 48.97 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for farm fertilizer (gwava-s_ffer)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the average annual nitrogen input from commercial fertilizer applied to agricultural lands, 1992-2001, in kilograms per hectare, in the conterminous United States. The...

xml
xml

Search relevance: 48.45 | Views last month: 3

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for water input (gwava-s_wtin)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents "water input," the ratio of the total area of irrigated land to precipitation, in square kilometers per centimeter, in the conterminous United States. The data set was...

xml
xml

Search relevance: 48.45 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for orchards/vineyards (gwava-s_orvi)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the percent of orchards/vineyards land cover in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...

xml
xml

Search relevance: 48.45 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for glacial till (gwava-s_gtil)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the presence or absence of poorly sorted glacial till east of the Rocky Mountains in the conterminous United States. The data set was used as an input data layer for a...

xml
xml

Search relevance: 48.45 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for Dunne overland flow (gwava-dw_dun)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents saturation overland flow estimated by TOPMODEL, in percent of streamflow, in the conterminous United States. The data set was used as an input data layer for a...

xml
xml

Search relevance: 48.38 | Views last month: 0

Federal

Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for irrigation tailwater recovery (gwava-dw_twre)

Organization: Department of the Interior
Updated: 2020-11-17T00:00:00Z

This data set represents the area of National Resources Inventory irrigation system, tailwater recovery conservation practice, in square kilometers, in the conterminous United States. The data set...

xml
xml

Search relevance: 48.38 | Views last month: 0