For additional information on nonattainment areas across the country for the six naaqs pollutants, visit the epas green book. Maps are updated each time a new version of the green book is. Maps are updated each time a new version of the green book is posted with each map displaying the update monthyear date. Air quality standards are heah standards for lead, carbon mon sulfur dioxide, ground level8hr ozone, and particulate matter pm10 and pm2. Epa home green book current nonattainment counties for all. Transportation conformity guidance on the revocation of. State and federal area designations california air.
Green book map download nonattainment areas for criteria. Jan 16, 2018 for more information on attainment status, visit the epas green book webpage regarding nonattainment areas for criteria pollutants. Ozone 8hr 1997 standard, ozone 8hr 2008 standard, lead 2008. Jan 16, 2018 for more information on attainment status, visit the epa s green book webpage regarding nonattainment areas for criteria pollutants. Epa office of air and radiation oar office of air quality planning and standards oaqps objectid internal feature number esri esri program generated value used as an id daa. Green book 8hour ozone 2015 area information us epa. For other naaqs nonattainment areas, see epas green book. Prior to publishing a new monthly green book report, an epa contractor runs a quality assurance check. Area designations are based on the most recent available air quality data and are compared to the ambient air quality standards to indicate the healthfulness of air quality throughout the state. These statecounty reports list the annual nonattainment and maintenance status of each county by designated area name by naaqs. National ambient air quality standards for ozone october 26, 2015 see. Download national dataset of all designated areas currently nonattainment. Ambient air quality standards naaqs for common air pollutants. As described in detail below see implementation of the.
Green book sulfur dioxide 2010 area information us epa. Designation as nonattainment imposes more stringent permitting and. Epa home green book 8hour ozone 1997 nonattainment areas by. The naaqs are health based and the epa sets two types of standards. This section provides detailed information about designations and the nonattainment area status for the so 2 2010 national ambient air quality standards naaqs. Epa is proposing to determine that two severe 1hour ozone nonattainment areas, philadelphiawilmingtontrenton, panjdemd and metropolitan washington, dcmdva, attained the 1hour ozone national ambient air quality standards naaqs by the applicable attainment date of november 15, 2005. Green book nonattainment areas missouri nonattainment. Learn about clean air act nonattainment area and county information for criteria pollutants.
Information on current area designation status for this standard can be found on the u. Environmental protection agency united states environmental protection 1 agency epa420b16072 october 2016. Four newly designated so 2 2010 areas, effective september 12, 2016, are included in reports, maps and data exports at the top of each naaqs page is all designated area selections with reports that combine nonattainment and maintenance information. The agency later designated 39 areas including at least part of 208 counties as nonattainment not meeting the standards effective april 5, 2005. This page provides links to criteria pollutant national ambient air quality standards naaqs nonattainment area and county information based. April 24, 2017 this web service contains the following layers. The usepa green book provides detailed information about area naaqs designations, classifications and nonattainment status at the. Usepa green book pollutions and environmental gis data. Counties designated nonattainment i green book i us epa page 1 of3 green book. Unclassifiable available monitoring data is not sufficient to make a determination. The first naaqs that the nonattainment areas were designated using shapefiles were the 1997 8hour ozone areas. The federal clean air act requires the united states environmental protection agency usepa to set national ambient air quality standards naaqs for six common air pollutants.
Austinround rock attainment areas 2015 eighthour ozone standard designations. Marginal nonattainment bexar county, effective september 24, 2018 83 fr 356. Federal register determination of attainment for the ozone. The primary standards are designed to protect the health of sensitive populations such as asthmatics, children, and the elderly. Green book 8hour ozone 2008 area information this section provides detailed information about designations, classifications and the nonattainment area status for the 8hour ozone 2008 national ambient air quality standards naaqs. Epas green book on nonattainment areas for criteria pollutants. Transportation conformity guidance for the south coast ii. Nonattainment areas are classified based on design values.
Environmental protection agency, green book nonattainment areas for criteria. Current attainment status compliance of hgbarea counties with the national ambient air quality standards naaqs. Us epa nonattainment areas and designations8 hour ozone. Nonattainment status for each county by year report. The green book nonattainment areas for criteria pollutants. Environmental protection agency epa makes final determinations called designations as to whether states meet the national ambient air quality standards epa publishes these determinations in the federal register and they are contained in the code of federal regulations cfr. Current nonattainment counties for all criteria pollutants data is current as of march 31, 2020 the 8hour ozone 1997 standard was revoked on april 6, 2015 and the 1hour ozone 1979 standard was revoked on june 15, 2005. Design values are defined to be consistent with the individual naaqs as described in cfr part 50. Epa home green book green book green book nonattainment areas. In 2012, epa strengthened the national ambient air quality standards naaqs for annual fine particle pm 2. For older naaqs, many areas were nonattainment before 1992 but the 1992 starting year is based on 40 cfr part 81 designations, effective.
The environmental protection agency epa is proposing nonattainment area classification thresholds and implementation requirements for the strengthened 2015 ozone national ambient air quality standards naaqs 2015 ozone naaqs that were promulgated on october 1, 2015. Under the caa, congress mandated that epa establish two types of naaqs for each criteria. The epa office of air quality planning and standards oaqps has set national. A geographic area that meets or has pollutant levels below the naaqs is called an attainment area. In 1997, epa set the national ambient air quality standards naaqs for annual fine particle pm 2. Epa home green book important notes important notes for the. All nonattainment areas green book including 8hour ozone nonattainment areas. Green book 8hour ozone 2008 area information us epa. Epa s monthly green book publication includes a summary of nonattainment areas, taking into account all final redesignation actions published in the federal register. Nonattainment areas for criteria pollutants green book us epa. Counties designated nonattainment or maintenance for clean air acts national ambient air quality standards naaqs main street from ansley boulevard to us route 40322, pleasantville. For other naaqs nonattainment areas, see epa s green book. The presence of a year indicates that a county was in one or more nonattainment areas for a naaqs during that calendar year. Attainmentunclassifiable, effective january 16, 2018 82 fr 54232.
Once a nonattainment area meets the standards, epa will designate it as maintenance. Utahair common air pollutants utah department of health. Naaqs designations, classifications, and nonattainment. Epa office of air and radiation oar office of air quality planning and standards oaqps web service contains the following state level layers related to nonattainment areas and designations. Green book 8hour ozone 2015 area information this section provides detailed information about designations, classifications and the nonattainment area status for the 8hour ozone 2015 national ambient air quality standards naaqs. Us epa nonattainment areas and designations24 hour pm2. Epa office of air and radiation oar office of air quality planning and standards oaqps. The epa green book provides detailed information about area national ambient air quality standards naaqs designations, classifications and nonattainment. Revised 8hour ozone 2015 standard naaqs notices national ambient air quality standards for ozone december 17, 2014 see 79 fr 75234. Njdepcleanairnjclean air njnj ozone air quality standards. Nonattainment areas for criteria pollutants green book. Jan 28, 2014 us epa green book download file description the designation process has included the development of gis shapefiles during the designation process for nonattainment areas since 2004.
Wisconsin department of natural resources epas intended 2015 ozone naaqs nonattainment area designations all areas of wisconsin data from epas 120day letter of 122017 and. Green book data download nonattainment areas for criteria. Visit odots oes website or the usepas green book nonattainment areas website. National ambient air quality standards naaqs, pronounced \naks\ are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. The design value is the annual arithmetic mean concentrations, averaged over 3 years. Epa refers to these pollutants as criteria pollutants because they are regulated by using human healthbased andor environmentallybased criteria to set permissible levels. Data on current designated nonattainment areas are contained the green book which is available here. Counties designated nonattainment or maintenance for clean air acts national ambient air quality standards naaqs. Links for new sets of maps will be added to this page as nonattainment areas are redesignated to maintenance for new standards, and as areas for new national ambient air quality standards naaqs are designated. May 22, 2019 after epa establishes or revises a primary andor secondary national ambient air quality standard naaqs, the clean air act requires epa to designate areas as attainment meeting, nonattainment not meeting, or unclassifiable insufficient data after monitoring data is collected by state, local and tribal governments. Current nonattainment counties for all criteria pollutants.
Nonattainment areas for the 2010 sulfur dioxide standards. Epa home green book counties designated nonattainment. Must develop comprehensive plans to reduce pollutant concentrations to safe levels. Federal register implementation of the 2015 national. Green book nonattainment areas missouri nonattainment maintenance status for each county by year for all criteria pollutants as of april 22, 2016. Epa groundlevel ozone 2008 naaqs regulatory actions website. Green book 8hour ozone 1997 area information naaqs revoked. Rather, naaqs rationbased standards for ambient outdoor pollution. Attainment versus nonattainment idaho department of. The asterisk indicates only a portion of the county is included in the designated nonattainment area na. Nonattainment not meeting the standards or contributing to a nearby area that does not meet the standards. Nonattainment areas for the 2012 annual fine particle. The agency later designated 9 areas as nonattainment not meeting the standards effective april 15, 2015. Information is current as of the green book posted date and is available in reports, maps and data downloads.
Nonattainment areas do not meet the national primary or secondary ambient air quality standard naaqs for the specified pollutant. A second round of area designations was effective september 12, 2016. Us epa nonattainment areas and designationsannual pm2. Kentucky air quality nonattainment areas for ozone. Green book national area and countylevel multipollutant epa. Links to technical resources related to the ozone program are also available. An area with persistent air quality problems is designated a nonattainment area. Epa ttn naaqs ozone implementation technical resources. Nonattainment areas for criteria pollutants green book the epa green book provides detailed information about area national ambient air quality standards naaqs designations, classifications and nonattainment status. Based upon levels of air pollutants, geographic areas are classified by epa as attainment or nonattainment areas. County designated nonattainment or maintenance for 3 naaqs pollutants county designated nonattainment or maintenance for 2 naaqs pollutants county designated nonattainment or maintenance for 1 naaqs pollutants the national ambient air quality standards naaqs are health standards for carbon monoxide. State and federal area designations indicate how each area in california fares in relation to the ambient air quality standards, which identify outdoor pollutant levels considered safe for the public. Improve air quality by implementing pollution control.
Ozone designation and classification information nonattainment. This story map was created with the story map series application in arcgis online. They contain copies of various policy memoranda and reports on voc and nox control. We further examined how the association varied with respect to countylevel naaqs designations by stratifying in two ways. Maps of epas intended 2015 ozone naaqs nonattainment area. Epa home green book carbon monoxide 1971 maintenance. The levels set by epa are known as national ambient air quality standards naaqs. This table is intended to provide a listing of designations and classifications for current, active national ambient air quality standards naaqs. Counties designated nonattainment green book us epa. Transportation conformity guidance on the revocation. Us epa green book download file description the designation process has included the development of gis shapefiles during the designation process for nonattainment areas since 2004. May 17, 2018 the clean air act requires epa to issue designations after a new or revised naaqs is set. Area in which air quality is worse than naaqs levels.
While naaqs which have been revoked by the epa do not appear in this table, some antibacksliding obligations may continue to apply for revoked standards. For additional information about original designations and attainment status, please refer to the epa s green book. This means that the area has violated federal health. Additional information about areas that are nonattainment or have been redesignated to attainment for the 1997 annual pm2. In cases where the 2015 ozone naaqs nonattainment area boundary is smaller than the 1997 ozone naaqs area boundary, areas should refer to section 2. Established by the united states environmental protection agency epa under authority of the clean air act 42 u. Environmental protection agency epa to establish national air quality standards for six common air pollutants that are found throughout the united states. Current nonattainment counties for all criteria pollutants green. More information on the 2008 standard, including a number of fact sheets and the u. Epa green book 8hour ozone 2008 area information webpage. Epa as polluted under the clean air act is documented in the u.
Green book home 8hour ozone 2015 8hour ozone 2008 8hour ozone 1997. Epa maintains a list of nonattainment areas for all six principal pollutants on their green bookopens in a new window web site. Nonattainment classifications 2008 8hour ozone classifications epa green book a design value is a statistic that describes the air quality status of a given location relative to the level of the national ambient air quality standards naaqs. Areas of the country where air pollution levels of are above a naaqs may be designated by usepa as nonattainment. These commonly found air pollutants also known as criteria pollutants are particle pollution or particulate matter pm, groundlevel ozone, carbon monoxide co. Naaqs statutory requirements do not directly limit emissions. The epa green book provides detailed information about area national ambient air quality standards naaqs designations, classifications and nonattainment status. The map shows the current ozone nonattainment areas that include parts of new jersey. To view a list of areas designated nonattainment, see epa s green book site.
Green book 8hour ozone 1997 area information naaqs revoked this section provides detailed information about designations, classifications and the status of the nonattainment areas at the time of the 8hour ozone 1997 national ambient air quality standards naaqs revocation on april 6, 2015. The state implementation plan status website is now available. There were three multistate nonattainment areas and a new jerseyonly nonattainment area for the 1hour naaqs. Transportation conformity guidance on the revocation of the 1997 primary annual pm2. For more information on attainment status, visit the epa s green book webpage regarding nonattainment areas for criteria pollutants. The national ambient air quality standards naaqs are the concentrations of these principal pollutants. They are typically used to designate and classify nonattainment areas, as well as to assess progress towards meeting the naaqs. Epa home green book the green book nonattainment areas the green book nonattainment areas for criteria pollutants as of july 02, 2014 view federal register notices published or effective after this green book was posted. The 8hour ozone 1997 standard was revoked on april 6, 2015 and the 1hour ozone 1979 standard was revoked on june 15, 2005. New jersey nonattainmentmaintenance status for each. Apr 24, 2017 us epa nonattainment areas and designations24 hour pm2. The first naaqs that the nonattainment areas were designated using shapefiles were the 1997 8. The clean air act requires the epa to set us national ambient air quality standards naaqs for the six caps. In addition to the epa, the clean air act is administered by state, tribal, and local agencies, which are responsible for developing local solutions to air quality problems.
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