Data Catalog

• Federal

  Estimated Animal Agriculture Nitrogen and Phosphorus from Manure

  U.S. Environmental Protection Agency —

  Animal agriculture manure is a primary source of nitrogen and phosphorus to surface and groundwater. Manure runoff from cropland and pastures or discharging animal...
• Federal

  Estimated Total Nitrogen and Total Phosphorus Loads and Yields Generated within States

  U.S. Environmental Protection Agency —

  Estimated state-wide total nitrogen (TN) and total phosphorus (TP) loads and yields, as predicted by the 2012 regional USGS SPARROW models.Excess nitrogen and...
• Federal

  Estimated Animal Agriculture Nitrogen and Phosphorus from Manure

  U.S. Environmental Protection Agency —

  Estimated nitrogen (N) and phosphorus (P) produced from animal manure in 2007.
• Federal

  Estimated state-wide total nitrogen (TN) and total phosphorus (TP) loads and yields

  U.S. Environmental Protection Agency —

  Estimated state-wide total nitrogen (TN) and total phosphorus (TP) loads and yields, as predicted by the 2002 regional USGS SPARROW models.

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