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• Annual Data Summaries
• Brochures
• Central Analytical Laboratory (CAL) QA Reports
• Mercury Analytical Laboratory (HAL) QA Reports
• QA Plans
• Manuals
• Proceedings
• Program Reports
• Archived Documents
• Related Reports

Annual Data Summaries

• 2005 Annual Summary
• 2004 Annual Summary
• 2003 Annual Summary
• 2002 Annual Summary
• 2001 Annual Summary
• 2000 Annual Summary
• 1999 Annual Summary
• 1998 Annual Summary
• 1997 Annual Summary

Brochures and Data Reports

• Welcome to NADP
• Monitoring Mercury Deposition - A Key Tool to Understanding the Link between Emissions and Effects
• Discontinuation of Support for Field Chemistry Measurements in the NADP/NTN
• Nitrogen in the Nation's Rain
• Nitrogen in the Nation's Rain (Spanish version)
• Inside Rain - A Look at the National Atmospheric Deposition Program

Central Analytical Laboratory Quality Assurance Reports

• 2002 QA Report
• 2001 QA Report
• 2000 QA Report
• 1999 QA Report
• 1998 QA Report
• 1996-1997 QA Report

Mercury Analytical Laboratory (HAL) Quality Assurance Reports

• 2004 QA Report

QA Plans

• 2006 Central Analytical Laboratory QA Plan
• 2003 Quality Management Plan

Manuals

• NTN Site Selection and Installation Manual
• NTN Site Operation Manual
• MDN Site Operation Manual

Proceedings

• 2006 Technical Committee Meeting Proceedings
• 2005 Technical Committee Meeting Proceedings
• 2004 Technical Committee Meeting Proceedings
• 2003 Technical Committee Meeting Proceedings and Ammonia Workshop
• 2002 Technical Committee Meeting Proceedings
• 2001 Technical Committee Meeting Proceedings
• 2000 Technical Committee Meeting Proceedings
• 1999 Technical Committee Meeting Proceedings
• 1998 Technical Committee Meeting Abstracts of Papers

Program Reports

• 2006 SAES-422 Multistate Research Activity Accomplishments Report
• 2005 SAES-422 Multistate Research Activity Accomplishments Report
• 2004 SAES-422 Multistate Research Activity Accomplishments Report
• 2003 SAES-422 Multistate Research Activity Accomplishments Report
• 2002 SAES-422 Multistate Research Activity Accomplishments Report
• 2001 SAES-422 Multistate Research Activity Accomplishments Report
• 2001 Annual Program Report
• 2000 Annual Program Report
• 1999 Annual Program Report

Archived Documents: Outdated documents that have been superseded by more recent documents

• 2002 Central Analytical Laboratory QA Plan
• NTN Site Selection and Installation Manual (1984)
• NTN Site Selection and Certification Manual (1978)

Related publications on other sites

• Mercury Matters: Linking Mercury Science with Public Policy in the Northeastern United States  from the Hubbard Brook Research Foundation.

• Nitrogen: Multiple and Regional Impacts.  A 2002 USEPA report summarizes atmopseric emmissions, deposition, and impacts of oxidized nitrogen

• Acid Rain Revisited.  This 2001 Hubbard Brook Research Foundation report reviews current knowledge about the causes and effects of acidic deposition in the Northeastern U.S.

• How to Measure the Effects of Acid Deposition: A Framework for Ecological Assessments.  This 2001 USEPA handbook describes a process and provides general guidelines for assessing ecological benefits resulting from the emission reductions achieved under Title IV.

• National Coastal Condition Report.  This 2001 report was developed by the USEPA and other federal, state, and local agencies. It summarizes data from a variety of sources to present a baseline piture of coastal water conditions.

• Deposition of Air Pollutants to the Great Waters, Third Report to Congress, June 2000.  This USEPA report provides updated scientific information on the trends in emissions, transport, deposition, fate and effects on the Great Waters of toxic pollutants of concern.

• National Air Quality and Emissions Trends Report, 2000 features comprehensive information for the criteria pollutants and hazardous air pollutants, as well as relevant ambient air pollution information for visibility impairment and acid rain.

Inside Rain: Working with Precipitation Chemistry Data is a high-school level science currriculum that uses NADP data. It was developed by The National Science Teachers Association (NSTA) with support from the USGS.

• The National Air Pollutant Emission Trends Report, 1900 - 1998 - This USEPA document presents the most recent estimate of national emissions of the criteria air pollutants

• The Role of Monitoring Networks in the Management of the Nation's Air Quality, A 1999 report by the President's National Science and Technology Council describing the major air quality and atmospheric deposition networks and their relevance to the nation's air quality research strategy

• Mercury Research Strategy, by the USEPA, identifies the important scietific questions about Mercury, and describes what research is required to answer them

• National Estuarine Eutrophication Assessment-Effects of Nutrient Enrichment in the Nations Estuaries, is a 1999 evaluation of the condition of our estuaries by the NOAA's National Ocean Service.

• The latest National Acidic Precipitation Assessment Program (NAPAP) Biennial Report to Congress provides a comprehensive integrated assessment of acidic deposition in the United States including updated information on atmospheric emissions and deposition, aquatic effects, forest effects, visibility, human health, and cost/benefit analysis of the Acid Rain Control Program.

• Lynch, James A., Van C. Bowersox, and Jeffrey W. Grimm, "Trends in Precipitation Chemistry in the United States, 1983-1994: An Analysis of the Effects in 1995 of Phase I of the Clean Air Act Amendments of 1990, Title IV." U.S. Geological Survey, USGS 96-0346, Washington, DC, June 1996.

• Clean Air Status and Trends Network (CASTNet) reports. CASTNet is the USEPA's dry depositionmonitorig network.