Science & Technology
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Managing the Quality of Environmental Data at EPA Region 8
Information from Region 8 about managing the quality of environmental information
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Controlling Pollutants and Sources: Indoor Air Quality Design Tools for Schools
To protect indoor environmental quality the designer should understand indoor air quality problems and seek to eliminate potential sources of contamination that originate from outdoors as well as indoors.
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Conformity Adequacy Review: Region 5
Resources are for air quality and transportation government and community leaders. Information on the conformity SIP adequacy/inadequacy of state implementation plans (SIPs) in EPA Region 5 (IL, IN, MI, OH, WI) is provided here.
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Test 2025 - Radiological Decontamination Query Tool – Outdoor Residential
Information on simple technologies citizens can use as guidance to assist in decontaminating outdoor residential surfaces after a radiological contamination incident.
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RadNet
Learn about RadNet monitoring capabilities, view air monitoring and laboratory data, and learn about how RadNet data was used during radiological incidents, both domestic and international.
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Federal Guidance Report No. 15: External Exposure to Radionuclides in Air, Water and Soil
FGR 15 updates the 1993 Federal Guidance Report No. 12 (FGR 12), External Exposure to Radionuclides in Air, Water, and Soil. FGR 15 incorporates advances in radiation protection science regarding how organ/tissue doses change with age and sex.
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Air Data: Air Quality Data Collected at Outdoor Monitors Across the US
This site provides air quality data collected at outdoor monitors across the United States, Puerto Rico, and the U. S. Virgin Islands. Users can download, output, view or visualize the data.
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National Air Quality: Status and Trends of Key Air Pollutants
EPA sets national air quality standards for six common air pollutants. Each year EPA tracks the levels of these air pollutants in the air. EPA posts the results of our analyses to this web site.
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Ozone W126 Index
The impact of ozone exposure on trees, plants and ecosystems often is assessed using a seasonal index known as a "W126 index."
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Lead NAAQS Review: Comparison of Numbers/Percents of Sites/Counties/Populations That are Not Likely to Meet Various Potential NAAQS Levels Using Various Averaging Times and Forms
Technical memo showing comparisons of various potential naaqs levels
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Exceptional Events Documents PM2.5 - Plumas Co.
Exceptional Events Documents PM2.5 - Plumas Co.
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Analysis relating the W126 metric and the annual 4th highest daily maximum 8-hour concentration metric (Nov 20, 2014 technical memorandum)
This memo provides the results of a technical analysis which examines the relationship between the 4th max metric and the W126 metric based on ambient air quality from 2001 to 2013.
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Lead NAAQS Review: Comparison of Numbers/Percents of Sites/Counties/Populations That are Not Likely to Meet Various Potential NAAQS Levels Using Various Averaging Times and Forms
This is the memorandum documenting analyses to support the lead NAAQS review.
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Best Communication Practices for Preparation of Exceptional Event Demonstrations
OAQPS developed this document of Best Practices based on input received from EPA regional offices and selected state/local air agencies who submitted Exceptional Event Demonstrations under the 2007 version of the Exceptional Events Rule (EE Rule).
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Interim Guidance on the Preparation of Demonstrations in Support of Requests to Exclude Ambient Air Quality Data Affected by High Winds Under the Exceptional Events Rule
The purpose of this document is to provide assistance and illustration to air agencies implementing the EER for high wind dust events.
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Public Notice of Exceptional Events - Uinta Basin of Utah
This page contains an announcement of public comment for exceptional events in the Uinta Basin of Utah, along with a technical support document containing details.
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One Point Quality Control Single Point Precision and Bias Graphics For Criteria Pollutants
This document defines the elements displayed in the corresponding box and whisker graphics as
well as base assumptions of the data contained within the AQS AMP256 report. -
Exceptional Events Documents PM2.5 - Montana
Exceptional Events Documents PM2.5 - Montana
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Exceptional Events Documents PM2.5 - Lindon, UT
Exceptional Events Documents PM2.5 - Lindon, UT
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Exceptional Events Documents PM2.5 - Plumas and Shasta Cos. series 2
Exceptional Events Documents PM2.5 - Plumas and Shasta Cos. series 2