Data Catalog

• Federal

  National List of Beaches

  U.S. Environmental Protection Agency —

  EPA has published a list of coastal recreation waters adjacent to beaches (or similar points of access) used by the public in the U.S. The list, required by the...
• Federal

  Commercial Phosphorus Fertilizer Purchased

  U.S. Environmental Protection Agency —

  Amounts of fertilizer P2O5 purchased by states in individual years 2003, 2005, 2007, 2009 and 2011, and the % change in average amounts purchased per year from...
• Federal

  State-Specific Water Quality Standards Effective under the Clean Water Act (CWA)

  U.S. Environmental Protection Agency —

  EPA has compiled state, territorial, and authorized tribal water quality standards that EPA has approved or are otherwise in effect for Clean Water Act purposes. This...
• 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...

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