SIP Status Reports

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Status of Designated Areas for the Ozone-8Hr (2015) NAAQS

by Area Name, State
As of 12/05/2020




Ozone-8Hr (2015) Areas    Return to NAAQS selection
 
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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  
 
   
Amador County CA Nonattainment 08/03/2018 Marginal 38,091 2017-2019 0.071 No 3 / 0  
 
   
Atlanta GA Nonattainment 08/03/2018 Marginal 3,669,376 2017-2019 0.073 No 3 / 0  
 
   
Baltimore MD Nonattainment 08/03/2018 Marginal 2,662,691 2017-2019 0.075 No 3 / 0  
 
   
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  
 
   
Calaveras County CA Nonattainment 08/03/2018 Marginal 45,578 2017-2019 0.073 No 3 / 1  
 
   
Chicago IL Nonattainment 08/03/2018 Marginal 8,076,475 2017-2019 0.075 No 3 / 1  
 
   
Chicago IN Nonattainment 08/03/2018 Marginal 421,162 2017-2019 0.075 No 3 / 0  
 
   
Chicago WI Nonattainment 08/03/2018 Marginal 116,383 2017-2019 0.075 No 3 / 0  
 
   
Cincinnati OH Nonattainment 08/03/2018 Marginal 1,580,560 2017-2019 0.074 No 3 / 0  
 
   
Cincinnati KY Nonattainment 08/03/2018 Marginal 347,968 2017-2019 0.074 No 3 / 0  
 
   
Cleveland OH Nonattainment 08/03/2018 Marginal 2,780,440 2017-2019 0.073 No 3 / 0  
 
   
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  
 
   
Denver Metro/North Front Range CO Nonattainment 08/03/2018 Marginal 3,329,773 2017-2019 0.078 No 3 / 0  
 
   
Detroit MI Nonattainment 08/03/2018 Marginal 4,704,743 2017-2019 0.072 No 3 / 0  
 
   
Doņa Ana County (Sunland Park Area) NM Nonattainment 08/03/2018 Marginal 12,675 2017-2019 0.077 No 3 / 0  
 
   
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  
 
   
Houston-Galveston-Brazoria TX Nonattainment 08/03/2018 Marginal 5,773,151 2017-2019 0.081 No 3 / 0  
 
   
Imperial County CA Nonattainment 08/03/2018 Marginal 174,528 2017-2019 0.079 No 3 / 0  
 
   
Kern County (Eastern Kern) CA Nonattainment 08/03/2018 Moderate 95,066 2017-2019 0.081 No 52 / 0  
 
   
Las Vegas NV Nonattainment 08/03/2018 Marginal 1,892,250 2017-2019 0.073 No 3 / 0  
 
   
Los Angeles-San Bernardino Counties (West Mojave Desert) CA Nonattainment 08/03/2018 Severe-15 866,960 2017-2019 0.095 No 105 / 0  
 
   
Los Angeles-South Coast Air Basin CA Nonattainment 08/03/2018 Extreme 15,702,771 2017-2019 0.108 No 58 / 0  
 
   
Louisville KY Nonattainment 08/03/2018 Marginal 875,731 2017-2019 0.072 No 3 / 0  
 
   
Louisville IN Nonattainment 08/03/2018 Marginal 184,810 2017-2019 0.072 No 3 / 0  
 
   
Manitowoc County WI Nonattainment 08/03/2018 Marginal 48,956 2017-2019 0.071 No 3 / 0  
 
   
Mariposa County CA Nonattainment 08/03/2018 Marginal 18,251 2017-2019 0.077 No 3 / 1  
 
   
Morongo Band of Mission Indians CA Nonattainment 08/03/2018 Serious 932 2017-2019 0.101 No 53 / 0  
 
   
Muskegon County MI Nonattainment 08/03/2018 Marginal 146,852 2017-2019 0.074 No 3 / 0  
 
   
Nevada County (Western part) CA Nonattainment 08/03/2018 Moderate 82,042 2017-2019 0.085 No 52 / 0  
 
   
New York-Northern New Jersey-Long Island CT Nonattainment 08/03/2018 Moderate 1,944,982 2017-2019 0.082 No 53 / 0  
 
   
New York-Northern New Jersey-Long Island NJ Nonattainment 08/03/2018 Moderate 6,003,340 2017-2019 0.082 No 53 / 1  
 
   
New York-Northern New Jersey-Long Island NY Nonattainment 08/03/2018 Moderate 12,268,815 2017-2019 0.082 No 53 / 0  
 
   
Northern Milwaukee/Ozaukee Shoreline WI Nonattainment 08/03/2018 Marginal 69,817 2017-2019 0.071 No 3 / 0  
 
   
Northern Wasatch Front UT Nonattainment 08/03/2018 Marginal 1,615,574 2017-2019 0.077 No 3 / 0  
 
   
OTR NY               46 / 0  
 
   
OTR PA               46 / 0  
 
   
OTR RI               46 / 46  
 
   
OTR VT               46 / 46  
 
   
OTR VA               46 / 0  
 
   
OTR DC               46 / 1  
 
   
OTR NJ               46 / 1  
 
   
OTR NH               46 / 1  
 
   
OTR MD               46 / 0  
 
   
OTR MA               46 / 46  
 
   
OTR CT               46 / 0  
 
   
OTR DE               46 / 0  
 
   
OTR ME               46 / 0  
 
   
Pechanga Band of Luiseņo Mission Indians of the Pechanga Reservation CA Nonattainment 08/03/2018 Marginal 652 2017-2019 0.079 No 3 / 0  
 
   
Philadelphia-Wilmington-Atlantic City MD Nonattainment 08/03/2018 Marginal 101,108 2017-2019 0.076 No 3 / 0  
 
   
Philadelphia-Wilmington-Atlantic City DE Nonattainment 08/03/2018 Marginal 538,479 2017-2019 0.076 No 3 / 0  
 
   
Philadelphia-Wilmington-Atlantic City NJ Nonattainment 08/03/2018 Marginal 2,788,554 2017-2019 0.076 No 3 / 0  
 
   
Philadelphia-Wilmington-Atlantic City PA Nonattainment 08/03/2018 Marginal 4,008,994 2017-2019 0.076 No 3 / 0  
 
   
Phoenix-Mesa AZ Nonattainment 08/03/2018 Marginal 3,945,140 2017-2019 0.077 No 4 / 0  
 
   
Riverside County (Coachella Valley) CA Nonattainment 08/03/2018 Severe-15 425,029 2017-2019 0.089 No 57 / 0  
 
   
Sacramento Metro CA Nonattainment 08/03/2018 Moderate 2,240,448 2017-2019 0.086 No 241 / 0  
 
   
San Antonio TX Nonattainment 09/24/2018 Marginal 1,714,773 2017-2019 0.073 No 3 / 0  
 
   
San Diego County CA Nonattainment 08/03/2018 Moderate 3,077,287 2017-2019 0.082 No 53 / 1  
 
   
San Francisco Bay Area CA Nonattainment 08/03/2018 Marginal 6,969,365 2017-2019 0.073 No 3 / 0  
 
   
San Joaquin Valley CA Nonattainment 08/03/2018 Extreme 3,841,897 2017-2019 0.088 No 58 / 0  
 
   
San Luis Obispo (Eastern part) CA Nonattainment 08/03/2018 Marginal 1,290 2017-2019 0.070 Yes 3 / 0  
 
   
Sheboygan County WI Nonattainment 08/03/2018 Marginal 61,656 2017-2019 0.075 No 3 / 0  
 
   
Southern Wasatch Front UT Nonattainment 08/03/2018 Marginal 515,895 2017-2019 0.070 Yes 3 / 0  
 
   
St. Louis MO Nonattainment 08/03/2018 Marginal 1,696,841 2017-2019 0.071 No 3 / 0  
 
   
St. Louis IL Nonattainment 08/03/2018 Marginal 539,338 2017-2019 0.071 No 3 / 1  
 
   
Sutter Buttes CA Nonattainment 08/03/2018 Marginal 3 2017-2019   Insufficient Data 3 / 0  
 
   
Tuolumne County CA Nonattainment 08/03/2018 Marginal 55,365 2017-2019 0.076 No 3 / 0  
 
   
Tuscan Buttes CA Nonattainment 08/03/2018 Marginal (Rural Transport) 0 2017-2019 0.074 No 3 / 0  
 
   
Uinta Basin UT Nonattainment 08/03/2018 Marginal 47,317 2017-2019 0.089 No 3 / 0  
 
   
Ventura County CA Nonattainment 08/03/2018 Serious 820,808 2017-2019 0.076 No 54 / 0  
 
   
Washington MD Nonattainment 08/03/2018 Marginal 2,303,870 2017-2019 0.072 No 3 / 0  
 
   
Washington DC Nonattainment 08/03/2018 Marginal 601,723 2017-2019 0.072 No 3 / 0  
 
   
Washington VA Nonattainment 08/03/2018 Marginal 2,230,623 2017-2019 0.072 No 3 / 1  
 
   
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.