Regional Documents

Region 1 (Northern Region)

• A Screening Procedure to Evaluate Air Pollution Effects in Region 1 Wilderness Areas, 1991 (.pdf 6.18mb)
• Absaroka-Beartooth and Lee Metcalf Wildernesses Air Quality Values Monitoring Plan (.doc 4.7mb)
• Gospel Hump Wilderness Air Quality Values Monitoring Plan (.doc 2.4mb)
• Greater Yellowstone Area Air Quality Assessment (.doc 3,788kb)
• Greater Yellowstone Area Air Quality Assessment Update (.pdf 905kb)
• Great Bear Wilderness Air Quality Values Monitoring Plan (.doc 3,868kb)
• Rattlesnake and Welcome Creek Wilderness Air Quality Values Monitoring Plan (.doc 1.7mb)
• Region One Air Resource Management Program (.pdf 132kb)
• Regions 1 and 4 Smoke NEPA Guidance (.pdf 1mb)
• USFS Region 1 Lake Chemistry, NADP, and IMPROVE air quality data analysis (.pdf 5.3mb)

Region 2 (Rocky Mountain Region)

• Guidelines for Evaluating Air Pollution Impacts on Wilderness Within the Rocky Mountain Region: Report of a Workshop, 1990 (.pdf 286kb)
• Greater Yellowstone Area Air Quality Assessment Update (.pdf 905kb)
• Region 2 Ozone and Sulfur Dioxide Sensitive Plants (.pdf 16kb)
• Research Summary of Ozone and Sulfur Dioxide Sensitive Plants for Region 2 (.pdf 17kb)
• Rocky Mountain Regional Snowpack Chemistry Monitoring Study Area: High-elevation sites near the Continental Divide in Montana, Wyoming, Idaho, Colorado, New Mexico, and Utah, 1993 to present
• Screening Methodology for Calculating ANC Change to High Elevation Lakes (.pdf 172kb)
• White River National Forest Air Resource Management Plan

Region 4 (Intermountain Region)

• Acid Deposition in Utah (.pdf 202kb)
  • Diagrams (.pdf 298kb)
  • Correspondence (.pdf 319kb)
• City of Salmon, ID: Particulate Sampling (.pdf 12kb)
• Evidence of Enhanced Atmospheric Ammoniacal Nitrogen in Hells Canyon National Recreation Area: Implications for Natural and Cultural Resources (.pdf 2.39kb)
• Frank Church-River of No Return Wilderness: Air Quality Impacts (.pdf 19kb)
• Frank Church-River of No Return Wilderness: Lake Sensitivity (.pdf 5kb)
• Frank Church-River of No Return Wilderness: Visibility Monitoring (.pdf 30kb)
• Greater Yellowstone Area Air Quality Assessment Update (.pdf 905kb)
• High Uintas Wilderness Air Quality Related Values Action Plan (.pdf 60kb)
• Lake and bulk sampling chemistry, NADP, and IMPROVE air quality data analysis on the Bridger-Teton National Forest
• Moss Species: Salmon Challis, Payette, NezPerce and Boise National Forests (.pdf 10kb)
• Pinedale Anticline Working Group Air Quality (.doc 1,188kb)
  • Monitoring costs (.xls 25kb)
  • Monitoring plan figures (12/23/04) (.doc 1.3mb)
• Regions 1 and 4 Smoke NEPA Guidance (.pdf 1.1mb)
• Rocky Mountain Regional Snowpack Chemistry Monitoring Study Area: High-elevation sites near the Continental Divide in Montana, Wyoming, Idaho, Colorado, New Mexico, and Utah, 1993 to present
• Salmon-Challis National Forest: Baseline Monitoring for Lake pH and ANC (.pdf 8kb)
• Salmon-Challis National Forest: Ozone Monitoring 1996-1999 (.pdf 13kb)
• Salmon-Challis National Forest: Particulate Sampling Summer 1998 (.pdf 7kb)
• Screening Methodology for Calculating ANC Change to High Elevation Lakes (.pdf 172kb)

Region 5 (Pacific Southwest Region)

• Guidelines for Evaluating Air Pollution Impacts on Class I Wilderness Areas in California (.pdf 1.7mb)
• Lichen Bioindication of Biodiveristy, Air Quality, and climate: baseline results from monitoring in Washington, Oregon, and California. (.pdf 4.5mb)
• Project Lakes 2004 report (.pdf .6mb)
• Project Lakes 2005 report (.pdf 1.4mb)
• Project Lakes 2006 report (.pdf .7mb)
• Project Lakes 2007 report (.pdf .3mb)
• Sierra Nevada Framework Smoke Monitoring: Testing Implementation through a Pilot Program (.pdf 128kb)
• Watershed Condition Assessment Documents
  • Water Quality Review: Sierra Nevada 2008 Lake Monitoring (.doc 3.4mb)
  • Water Quality Review: Sierra Nevada 2009 Lake Monitoring (.doc 3.98mb)

Region 6 (Pacific Northwest Region)

• Air Quality Summary Report for the 2015 Pacific Northwest Fire Year
• Air Resource Management: What We Have Been Doing ... (.pdf 2.4mb)
• An Assessment of the Effects of Human Caused Air Pollution on Resources within the Interior Columbia River Basin (.pdf 5MB) [Part 1] [Part 2]
• Determining Critical N Loads to Subalpine Lakes in the Pacific Northwest (.pdf 1.06mb)
• Diatom Calibration Set (.pdf 13.6mb)
• Evidence of Enhanced Atmospheric Ammoniacal Nitrogen in Hells Canyon National Recreation Area: Implications for Natural and Cultural Resources (.pdf 4.5mb)
• Goat Rocks Lake Response to Inputs (.pdf 14.4mb)
• Guidelines for Evaluating Air Pollution Impacts on Class I Wilderness Areas in the Pacific Northwest (.pdf 415kb)
• Lichen Bioindication of Biodiveristy, Air Quality, and climate: baseline results from monitoring in Washington, Oregon, and California(.pdf 2.4mb)
• Limnological Reconnaissance of Selected Eagle Cap Wilderness Lakes and Paleolimnological Assessment of Mirror Lake 2000(.pdf 2.4mb)
• Mt. Jefferson Lake Sampling (.pdf 2.74mb)
• Reconniasance of Possible Fluoride (.doc 54kb)
• Scout Lake Report (.doc 551Kb)
• Umpqua Lakes (.pdf 3.57mb)
• Wilderness Lakes Final Report (.pdf 7.93mb)

Region 8 (Southern Region)

• Aquatic Critical Loads and Exceedances in Acid-Sensitive Portions of Virginia and West Virginia (.doc 76.7mb)
• Simulated Effects of Sulfur Deposition on Nutrient Cycling in Class 1 Wilderness Areas (.pdf 3.85mb)
• Ozone Exposures and Implications for Vegetation in Rural Areas of the Central Appalachian Mountains, U.S.A. (.pdf 68kb)
• Model-Based Assessment of the Effects of Acidic Deposition on Sensitive Watershed Resources in the National Forests of North Carolina, Tennessee, and South Carolina (.pdf 3.6mb)
  • Appendices (.pdf 1.9mb)
  • Water chemistry and soil sampling protocols (.doc 1.3mb)

Region 9 (Eastern Region)

• Aquatic Critical Load Development for the Monongahela National Forest, West Virginia(.pdf 68kb)
• Screening Procedure to Evaluate Effects of Air Pollution on Eastern Region Wildernesses Cited as Class I Air Quality Areas