Data Catalog

• Federal

  Clean Air Markets Program Data Application (CAMPD)

  U.S. Environmental Protection Agency —

  The Clean Air Markets Program Data (CAMPD) application, accessible at https://campd.epa.gov/, allows users to view Clean Air Markets data through the Custom Data...

  • CSV
• Federal

  EPA Long-Term Monitoring of Acidified Surface Waters

  U.S. Environmental Protection Agency —

  This dataset compiled surface water chemistry data from 1980 to 2024. Data were collected in four regions in the eastern United States (Virginia streams, New York...

  • XLS
  • XLS
  • XLS
  • XLS
• Federal

  Deposition, critical loads, and exceedances for 1800-2025

  U.S. Environmental Protection Agency —

  This data includes gridded estimates of: (1) decadally averaged total N and S deposition for the conterminous US from 1800-2025, (2) critical loads from the National...

  • ZIP
• Federal

  Clean Air Status and Trends Network (CASTNET): Visibility

  U.S. Environmental Protection Agency —

  Nephelometer data (conforms to IMPROVE network standards) from October 1993 to June 2002. This table is no longer updated.

  • CSV
• Federal

  Total Deposition of Nitrogen and Sulfur from Measurement-Model Fusion for 2010

  U.S. Environmental Protection Agency —

  Deposition values for the continguous United States are developed from a measurement-model fusion approach that used data from the Community Multiscale Air Quality...

  • HTML
• Federal

  Meta-analysis of remediation efforts for forests exposed to long term N deposition

  U.S. Environmental Protection Agency —

  See other fields

  • XLS

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