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National air quality status and trends through . by United States. Environmental Protection Agency. Air Quality Assessment Division

Description: 1 volume : digital, PDF file.
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Latest findings on national air quality by United States. Environmental Protection Agency. Air Quality Assessment Division, United States. Environmental Protection Agency. Office of Air Quality Planning and Standards, United States. Environmental Protection Agency. Emissions, Monitoring, and Analysis Division

Published: United States, Environmental Protection Agency, Office of Air Quality Planning and Standards, 1998
Description: 1 online resource.
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National air pollutant emission estimates by United States. Environmental Protection Agency. Monitoring and Data Analysis Division, United States. Environmental Protection Agency. National Air Data Branch

Description: volumes : illustrations ; 28 cm.
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Technical assistance document for the reporting of daily air quality : the Air Quality Index (AQI) September 2018 [edition].

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assessment Division, 2018
Description: 1 online resource (17 pages) : color illustrations, color maps.
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Technical assistance document for the reporting of daily air quality : the air quality index (AQI) May 2016 [edition].

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 2016
Description: 1 online resource (19 pages) : color illustrations.
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U.S. EPA Ambient Air Protocol Gas Verification Program annual report for calendar year . by Ambient Air Protocol Gas Verification Program (U.S.)

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assessment Division, 2011
Description: 1 online resource (volumes) : color illustrations.
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Air quality trends by United States. Environmental Protection Agency. Office of Air Quality Planning and Standards

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 1995
Description: 13 pages : illustrations ; 28 cm.
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National Air Toxics Information Clearinghouse newsletter by National Air Toxics Information Clearinghouse (U.S.), United States. Environmental Protection Agency. Office of Air Quality Planning and Standards, Association of Local Air Pollution Control Officials (U.S.), State and Territorial Air Pollution Program Administrators (U.S.)

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 1984
Description: volumes ; 28 cm.
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Quality assurance guidance document model quality assurance project plan for the PM2.5 ambient air monitoring program at state and local air monitoring stations (SLAMS) by United States. Environmental Protection Agency. Office of Air Quality Planning and Standards

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 1998
Description: 1 volume (various pagings) : illustrations ; 28 cm.
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Air quality atlas by United States. Environmental Protection Agency. Office of Air Quality Planning and Standards. Technical Support Division

Published: United States Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards, Technical Support Division, 1992
Description: 1 online resource (25 pages) : illustrations, maps.
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United States/Canada Air Quality Agreement, progress report by International Joint Commission. U.S. Section, International Joint Commission. Canadian Section

Description: volumes : illustrations ; 28 cm.
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Evaluation of PM₂.₅ speciation sampler performance and related sample collection and stability issues for U.S. Environmental Protection Agency, Office of Air Quality Planning and S... by United States. Environmental Protection Agency. Emissions, Monitoring, and Analysis Division

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 2001
Description: 1 volume (various pagings) : illustrations ; 28 cm.
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Newsletter by Clearinghouse for Inventories and Emission Factors (U.S.)

Description: 1 online resource (volumes)
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Conducting technical systems audits of ambient air monitoring programs : quality assurance guidance document

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assessment Division, 2017
Description: 1 online resource (199 unnumbered pages) : illustrations (some color), forms.
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Clean Air Status and Trends Network (CASTNET)

Published: United States Environmental Protection Agency, 2013
Description: 1 online resource (4 pages) : color illustrations.
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Air Resources Laboratory ... report by Air Resources Laboratory (U.S.)

Description: volumes ; 28 cm.
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Precision and accuracy assessments for state and local air monitoring networks by Environmental Monitoring Systems Laboratory (Research Triangle Park, N.C.)

Description: volumes : illustrations ; 28 cm.
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Search Result 28

Technical support document (TSD): preparation of emissions inventories for the 2017 North American emissions modeling platform by Eyth, Allison

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assessment Division, 2022
Description: 1 online resource (171 pages) : illustrations (chiefly color), maps.
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Screening methods for the developmenmt of air toxics emission factors by Bursey, J. T.

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Office of Air and Radiation, 1991
Description: 1 volume (various pagings) ; 28 cm.
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Search Result 30

Recommended procedures for development of emissions factors and use of the WebFIRE database [2021 edition].

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Sector Policies and Programs Division, 2021
Description: 1 online resource (various pagings) : color illustrations.
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Search Result 31

Recommended procedures for development of emissions factors and use of the WebFIRE database [January 2023 edition].

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Sector Policies and Programs Division, 2023
Description: 1 online resource (95 pages in various pagings) : color illustrations.
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Acceleration simulation mode test procedures, emission standards, quality control requirements, and equipment specifications : technical guidance

Published: United States Environmental Protection Agency, 1996
Description: 1 online resource (44 pages)
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Acceleration simulation mode test procedures, emission standards, quality control requirements, and equipment specifications : technical guidance, draft by United States. Environmental Protection Agency. Transportation and Regional Programs Division

Published: United States Environmental Protection Agency, Air and Radiation, 2000
Description: 1 online resource (57 pages) : tables, illustrations.
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Search Result 34

Acceleration simulation mode test procedures, emission standards, quality control requirements, and equipment specifications : final technical guidance by United States. Environmental Protection Agency. Office of Transportation and Air Quality. Certification and Compliance Division

Published: United States Environmental Protection Agency, Office of Transportation and Air Quality, 2004
Description: 1 online resource (57 unnumbered pages) : illustrations.
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Procedures document for national emission inventory, criteria air pollutants 1985-1999 by Tooly, Rebecca Lee

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 2001
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Screening procedures for estimating the air quality impact of stationary sources by Brode, Roger W.

Published: U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards, 1988
Description: 1 volume.
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Search Result 37

Guidelines for the reporting of daily air quality-the air quality index (AQI) by United States. Environmental Protection Agency. Office of Air Quality Planning and Standards

Published: United States Environmental Protection Agency, Office of Air Quality Planning and Standards, 2006
Description: 31 pages : digital, PDF file.
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Search Result 38

Integrated review plan for the ozone national ambient air quality standards

Published: U.S. Environmental Protection Agency, National Center for Environmental Assessment, Office of Research and Development and Office of Air Quality Planning and Standards, Office of Air and Radiation, 2011
Description: 1 online resource (77 unnumbered pages) : illustrations.
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Search Result 39

Technical assistance document for the reporting of daily air quality : the Air Quality Index (AQI)

Published: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 2013
Description: 1 online resource (26 pages) : color illustrations.
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Search Result 40

Air quality index a guide to air quality and your health by United States. Environmental Protection Agency. Office of Air and Radiation

Published: U.S. Environmental Protection Agency, Air and Radiation, 2000
Description: 16 pages : color illustrations ; 23 cm.
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