5 datasets found
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Federal
Data from: Eating the metaphorical elephant: Meeting Nitrogen Reduction Goals in Upper Mississippi River Basin States
Department of Agriculture —
The hypoxic zone in the Gulf of Mexico is the world's second largest. In 2008, the Hypoxia Task Force directed states in the Mississippi River Basin to develop plans... -
Federal
Hydrological and Water Chemistry Data: Faribault County, Minnesota, County Ditches 62 and 30, 2018—2023
Department of Agriculture —
This dataset includes drainage discharge, water chemistry, and precipitation data and GIS shapefiles for research conducted on 249-ha County Ditch 62 (CD62) and... -
Federal
Data from: Can woodchip bioreactors be used at a catchment scale? Nitrate Performance and sediment considerations
Department of Agriculture —
This dataset includes four drainage discharge files, four water chemistry files, three 5-minute concentration and loads files, and two ancillary files that support... -
Federal
Estimates of subsurface tile drainage extent for the conterminous United States, early 1990s
Department of the Interior —
This dataset is a 30-meter resolution national-scale raster of estimated subsurface tile drainage extent based on early 1990s county areas of subsurface tile drains... -
Federal
Estimates of subsurface tile drainage extent for 12 Midwest states, 2012
Department of the Interior —
This dataset is a 30-meter resolution raster of estimated extent of subsurface tile drains, developed from tabular data of state-level estimates of agricultural land...
5 datasets found