SIP Status Reports
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Status of Designated Areas for the Ozone-8Hr (2015) NAAQS
Status of Designated Areas for the Ozone-8Hr (2015) NAAQS
by Area Name, StateNOTE: As of 03/12/2021, these reports are no longer being updated. For the latest information, see the SIP Status Tools.
Ozone-8Hr (2015) Areas Return to NAAQS selection |
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Click on the Area name to view SIP Required Elements Area |
State | Status | Designation Date |
Classification | 2010 Population (state portion) |
Meets NAAQS Basis |
Design Value Annual (ppm) (entire area) |
Meets NAAQS |
SIP Requirements Original/ Approved |
Clean Air Determination Citation Effective Date Click to view FR notice |
Redesignation Request Date |
Redesignation Citation Effective Date Click to view FR notice |
Allegan County | MI | Nonattainment | 08/03/2018 | Marginal | 46,615 | 2017-2019 | 0.072 | No | 3 / 0 | |
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Amador County | CA | Nonattainment | 08/03/2018 | Marginal | 38,091 | 2017-2019 | 0.071 | No | 3 / 0 | |
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Atlanta | GA | Nonattainment | 08/03/2018 | Marginal | 3,669,376 | 2017-2019 | 0.073 | No | 3 / 0 | |
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Baltimore | MD | Nonattainment | 08/03/2018 | Marginal | 2,662,691 | 2017-2019 | 0.075 | No | 3 / 0 | |
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Berrien County | MI | Nonattainment | 08/03/2018 | Marginal | 156,813 | 2017-2019 | 0.069 | Yes | 3 / 0 | |
01/30/2020 | |
Butte County | CA | Nonattainment | 08/03/2018 | Marginal | 220,000 | 2017-2019 | 0.074 | No | 3 / 0 | |
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Calaveras County | CA | Nonattainment | 08/03/2018 | Marginal | 45,578 | 2017-2019 | 0.073 | No | 3 / 2 | |
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Chicago | IL | Nonattainment | 08/03/2018 | Marginal | 8,076,475 | 2017-2019 | 0.075 | No | 3 / 1 | |
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Chicago | IN | Nonattainment | 08/03/2018 | Marginal | 421,162 | 2017-2019 | 0.075 | No | 3 / 0 | |
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Chicago | WI | Nonattainment | 08/03/2018 | Marginal | 116,383 | 2017-2019 | 0.075 | No | 3 / 0 | |
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Cincinnati | OH | Nonattainment | 08/03/2018 | Marginal | 1,580,560 | 2017-2019 | 0.074 | No | 3 / 2 | |
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Cincinnati | KY | Nonattainment | 08/03/2018 | Marginal | 347,968 | 2017-2019 | 0.074 | No | 3 / 0 | |
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Cleveland | OH | Nonattainment | 08/03/2018 | Marginal | 2,780,440 | 2017-2019 | 0.073 | No | 3 / 2 | |
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Columbus | OH | Maintenance | 08/03/2018 | Marginal | 1,650,276 | 2017-2019 | 0.068 | Yes | 3 / 0 | 08/21/2019 84 FR 43508 |
04/23/2019 | 08/21/2019 84 FR 43508 |
Dallas-Fort Worth | TX | Nonattainment | 08/03/2018 | Marginal | 6,202,076 | 2017-2019 | 0.077 | No | 3 / 0 | |
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Denver Metro/North Front Range | CO | Nonattainment | 08/03/2018 | Marginal | 3,329,773 | 2017-2019 | 0.078 | No | 3 / 0 | |
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Detroit | MI | Nonattainment | 08/03/2018 | Marginal | 4,704,743 | 2017-2019 | 0.072 | No | 3 / 0 | |
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Doņa Ana County (Sunland Park Area) | NM | Nonattainment | 08/03/2018 | Marginal | 12,675 | 2017-2019 | 0.077 | No | 3 / 0 | |
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Door County | WI | Maintenance | 08/03/2018 | Marginal (Rural Transport) | 31 | 2017-2019 | 0.070 | Yes | 3 / 0 | 06/10/2020 85 FR 35377 |
01/27/2020 | 06/10/2020 85 FR 35377 |
Greater Connecticut | CT | Nonattainment | 08/03/2018 | Marginal | 1,629,115 | 2017-2019 | 0.075 | No | 3 / 0 | |
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Houston-Galveston-Brazoria | TX | Nonattainment | 08/03/2018 | Marginal | 5,773,151 | 2017-2019 | 0.081 | No | 3 / 0 | |
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Imperial County | CA | Nonattainment | 08/03/2018 | Marginal | 174,528 | 2017-2019 | 0.079 | No | 3 / 0 | |
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Kern County (Eastern Kern) | CA | Nonattainment | 08/03/2018 | Moderate | 95,066 | 2017-2019 | 0.081 | No | 52 / 0 | |
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Las Vegas | NV | Nonattainment | 08/03/2018 | Marginal | 1,892,250 | 2017-2019 | 0.073 | No | 3 / 0 | |
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Los Angeles-San Bernardino Counties (West Mojave Desert) | CA | Nonattainment | 08/03/2018 | Severe-15 | 866,960 | 2017-2019 | 0.095 | No | 105 / 0 | |
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Los Angeles-South Coast Air Basin | CA | Nonattainment | 08/03/2018 | Extreme | 15,702,771 | 2017-2019 | 0.108 | No | 58 / 0 | |
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Louisville | KY | Nonattainment | 08/03/2018 | Marginal | 875,731 | 2017-2019 | 0.072 | No | 3 / 0 | |
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Louisville | IN | Nonattainment | 08/03/2018 | Marginal | 184,810 | 2017-2019 | 0.072 | No | 3 / 0 | |
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Manitowoc County | WI | Nonattainment | 08/03/2018 | Marginal | 48,956 | 2017-2019 | 0.071 | No | 3 / 0 | |
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Mariposa County | CA | Nonattainment | 08/03/2018 | Marginal | 18,251 | 2017-2019 | 0.077 | No | 3 / 2 | |
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Morongo Band of Mission Indians | CA | Nonattainment | 08/03/2018 | Serious | 932 | 2017-2019 | 0.101 | No | 53 / 0 | |
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Muskegon County | MI | Nonattainment | 08/03/2018 | Marginal | 146,852 | 2017-2019 | 0.074 | No | 3 / 0 | |
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Nevada County (Western part) | CA | Nonattainment | 08/03/2018 | Moderate | 82,042 | 2017-2019 | 0.085 | No | 52 / 1 | |
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New York-Northern New Jersey-Long Island | CT | Nonattainment | 08/03/2018 | Moderate | 1,944,982 | 2017-2019 | 0.082 | No | 53 / 0 | |
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New York-Northern New Jersey-Long Island | NJ | Nonattainment | 08/03/2018 | Moderate | 6,003,340 | 2017-2019 | 0.082 | No | 53 / 1 | |
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New York-Northern New Jersey-Long Island | NY | Nonattainment | 08/03/2018 | Moderate | 12,268,815 | 2017-2019 | 0.082 | No | 53 / 0 | |
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Northern Milwaukee/Ozaukee Shoreline | WI | Nonattainment | 08/03/2018 | Marginal | 69,817 | 2017-2019 | 0.071 | No | 3 / 0 | |
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Northern Wasatch Front | UT | Nonattainment | 08/03/2018 | Marginal | 1,615,574 | 2017-2019 | 0.077 | No | 3 / 0 | |
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OTR | NY | 46 / 0 | |
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OTR | PA | 46 / 0 | |
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OTR | RI | 46 / 46 | |
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OTR | VT | 46 / 46 | |
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OTR | VA | 46 / 0 | |
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OTR | DC | 46 / 1 | |
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OTR | NJ | 46 / 1 | |
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OTR | NH | 46 / 1 | |
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OTR | MD | 46 / 0 | |
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OTR | MA | 46 / 46 | |
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OTR | CT | 46 / 0 | |
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OTR | DE | 46 / 0 | |
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OTR | ME | 46 / 0 | |
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Pechanga Band of Luiseņo Mission Indians of the Pechanga Reservation | CA | Nonattainment | 08/03/2018 | Marginal | 652 | 2017-2019 | 0.079 | No | 3 / 0 | |
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Philadelphia-Wilmington-Atlantic City | MD | Nonattainment | 08/03/2018 | Marginal | 101,108 | 2017-2019 | 0.076 | No | 3 / 0 | |
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Philadelphia-Wilmington-Atlantic City | DE | Nonattainment | 08/03/2018 | Marginal | 538,479 | 2017-2019 | 0.076 | No | 3 / 0 | |
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Philadelphia-Wilmington-Atlantic City | NJ | Nonattainment | 08/03/2018 | Marginal | 2,788,554 | 2017-2019 | 0.076 | No | 3 / 0 | |
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Philadelphia-Wilmington-Atlantic City | PA | Nonattainment | 08/03/2018 | Marginal | 4,008,994 | 2017-2019 | 0.076 | No | 3 / 0 | |
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Phoenix-Mesa | AZ | Nonattainment | 08/03/2018 | Marginal | 3,945,140 | 2017-2019 | 0.077 | No | 4 / 0 | |
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Riverside County (Coachella Valley) | CA | Nonattainment | 08/03/2018 | Severe-15 | 425,029 | 2017-2019 | 0.089 | No | 57 / 0 | |
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Sacramento Metro | CA | Nonattainment | 08/03/2018 | Moderate | 2,240,448 | 2017-2019 | 0.086 | No | 241 / 0 | |
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San Antonio | TX | Nonattainment | 09/24/2018 | Marginal | 1,714,773 | 2017-2019 | 0.073 | No | 3 / 0 | |
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San Diego County | CA | Nonattainment | 08/03/2018 | Moderate | 3,077,287 | 2017-2019 | 0.082 | No | 53 / 1 | |
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San Francisco Bay Area | CA | Nonattainment | 08/03/2018 | Marginal | 6,969,365 | 2017-2019 | 0.073 | No | 3 / 0 | |
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San Joaquin Valley | CA | Nonattainment | 08/03/2018 | Extreme | 3,841,897 | 2017-2019 | 0.088 | No | 58 / 0 | |
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San Luis Obispo (Eastern part) | CA | Nonattainment | 08/03/2018 | Marginal | 1,290 | 2017-2019 | 0.070 | Yes | 3 / 0 | |
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Sheboygan County | WI | Nonattainment | 08/03/2018 | Marginal | 61,656 | 2017-2019 | 0.075 | No | 3 / 0 | |
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Southern Wasatch Front | UT | Nonattainment | 08/03/2018 | Marginal | 515,895 | 2017-2019 | 0.070 | Yes | 3 / 0 | |
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St. Louis | MO | Nonattainment | 08/03/2018 | Marginal | 1,696,841 | 2017-2019 | 0.071 | No | 3 / 0 | |
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St. Louis | IL | Nonattainment | 08/03/2018 | Marginal | 539,338 | 2017-2019 | 0.071 | No | 3 / 1 | |
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Sutter Buttes | CA | Nonattainment | 08/03/2018 | Marginal | 3 | 2017-2019 | Insufficient Data | 3 / 0 | |
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Tuolumne County | CA | Nonattainment | 08/03/2018 | Marginal | 55,365 | 2017-2019 | 0.076 | No | 3 / 0 | |
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Tuscan Buttes | CA | Nonattainment | 08/03/2018 | Marginal (Rural Transport) | 0 | 2017-2019 | 0.074 | No | 3 / 0 | |
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Uinta Basin | UT | Nonattainment | 08/03/2018 | Marginal | 47,317 | 2017-2019 | 0.089 | No | 3 / 0 | |
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Ventura County | CA | Nonattainment | 08/03/2018 | Serious | 820,808 | 2017-2019 | 0.076 | No | 54 / 0 | |
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Washington | MD | Nonattainment | 08/03/2018 | Marginal | 2,303,870 | 2017-2019 | 0.072 | No | 3 / 0 | |
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Washington | DC | Nonattainment | 08/03/2018 | Marginal | 601,723 | 2017-2019 | 0.072 | No | 3 / 0 | |
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Washington | VA | Nonattainment | 08/03/2018 | Marginal | 2,230,623 | 2017-2019 | 0.072 | No | 3 / 1 | |
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Yuma | AZ | Nonattainment | 08/03/2018 | Marginal | 87,254 | 2017-2019 | 0.071 | No | 3 / 0 | |
We have made our best effort to ensure that the data contained in these reports is accurate. We note that there may be brief delays in
updating the reports as we receive new state submissions and we take rulemaking action on plans. In order to assist us in providing
accurate information, we request that you contact us by clicking on the "Contact Us" link near the top of this page with any comments
regarding or corrections to the posted information, including concerns about whether the entries reflect the most recent status. Current and historical design value data can be found on the EPA Air Quality Design Values website and the EPA Green Book contains comprehensive nonattainment area, designation status, and historical information. |