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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter C - Air Programs |
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Part 81 - Designation of Areas for Air Quality Planning Purposes |
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Subpart C - Section 107 Attainment Status Designations |
§ 81.325 - Mississippi.
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§ 81.325 Mississippi.
Mississippi - TSP
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards Adams County X Alcorn County X Amite County X Attala County X Benton County X Bolivar County X Calhoun County X Carroll County X Chickasaw County X Choctaw County X Clairborne County X Clarke County X Clay County X Coahoma County X Copiah County X Covington County X DeSoto County X Forrest County X Franklin County X George County X Greene County X Grenada County X Hancock County X Harrison County X Hinds County X Holmes County X Humphreys County X Issaquena County X Ittawamba County X Jackson County X Jasper County X Jefferson County X Jefferson Davis County X Jones County X Kemper County X Lafayette County X Lamar County X Lauderdale County X Lawerence County X Leake County X Lee County X Leflore County X Lincoln County X Lowndes County X Madison County X Marion County X Marshall County X Monroe County X Montgomery County X Neshoba County X Newton County X Noxubee County X Oktibbeha County X Panola County X Pearl River County X Perry County X Pike County X Pontotoc County X Prentiss County X Quitman County X Rankin County X Scott County X Sharkey County X Simpson County X Smith County X Stone County X Sunflower County X Tallahatchie County X Tate County X Tippah County X Tishomingo County X Tunica County X Union County X Walthall County X Warren County X Washington County X Wayne County X Webster County X Wilkinson County X Winston County X Yalobusha County X Yazoo County X Mississippi - 1971 Sulfur Dioxide NAAQS
([Primary and Secondary) ]
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards Adams County X Alcorn County X Amite County X Attala County X Benton County X Bolivar County X Calhoun County X Carroll County X Chickasaw County X Choctaw County X Clairborne County X Clarke County X Clay County X Coahoma County X Copiah County X Covington County X DeSoto County X Forest County X Franklin County X George County X Greene County X Grenada County X Hancock County X Harrison County X Hinds County X Holmes County X Humphreys County X Issaquena County X Ittawamba County X Jackson County X Jasper County X Jefferson County X Jefferson Davis County X Jones County X Kemper County X Lafayette County X Lamar County X Lauderdale County X Lawrence County X Leake County X Lee County X Leflore County X Lincoln County X Lowndes County X Madison County X Marion County X Marshall County X Monroe County X Montgomery County X Neshoba County X Newton County X Noxubee County X Oktibbeha County X Panola County X Pearl River County X Perry County X Pike County X Pontotoc County X Prentiss County X Quitman County X Rankin County X Scott County X Sharkey County X Simpson County X Smith County X Stone County X Sunflower County X Tallahatchie County X Tate County X Tippah County X Tishomingo County X Tunica County X Union County X Walthall County X Warren County X Washington County X Wayne County X Webster County X Wilkinson County X Winston County X Yalobusha County X Yazoo County X Mississippi - 2010 Sulfur Dioxide NAAQS
[Primary]
Designated area1 Designation Date2 Type Adams County Attainment/Unclassifiable. Alcorn County Attainment/Unclassifiable. Amite County Attainment/Unclassifiable. Attala County Attainment/Unclassifiable. Benton County Attainment/Unclassifiable. Bolivar County Attainment/Unclassifiable. Calhoun County Attainment/Unclassifiable. Carroll County Attainment/Unclassifiable. Chickasaw County Attainment/Unclassifiable. Choctaw County Attainment/Unclassifiable. Claiborne County Attainment/Unclassifiable. Clarke County Attainment/Unclassifiable. Clay County Attainment/Unclassifiable. Coahoma County Attainment/Unclassifiable. Copiah County Attainment/Unclassifiable. Covington County Attainment/Unclassifiable. DeSoto County Attainment/Unclassifiable. Forrest County Attainment/Unclassifiable. Franklin County Attainment/Unclassifiable. George County Attainment/Unclassifiable. Greene County Attainment/Unclassifiable. Grenada County Attainment/Unclassifiable. Hancock County Attainment/Unclassifiable. Harrison County Attainment/Unclassifiable. Hinds County Attainment/Unclassifiable. Holmes County Attainment/Unclassifiable. Humphreys County Attainment/Unclassifiable. Issaquena County Attainment/Unclassifiable. Itawamba County Attainment/Unclassifiable. Jackson County Attainment/Unclassifiable. Jasper County Attainment/Unclassifiable. Jefferson County Attainment/Unclassifiable. Jefferson Davis County Attainment/Unclassifiable. Jones County Attainment/Unclassifiable. Kemper County Attainment/Unclassifiable. Lafayette County Attainment/Unclassifiable. Lamar County, MS 9/12/16 Attainment/Unclassifiable. Lauderdale County Attainment/Unclassifiable. Lawrence County Attainment/Unclassifiable. Leake County Attainment/Unclassifiable. Lee County Attainment/Unclassifiable. Leflore County Attainment/Unclassifiable. Lincoln County Attainment/Unclassifiable. Lowndes County Attainment/Unclassifiable. Madison County Attainment/Unclassifiable. Marion County Attainment/Unclassifiable. Marshall County Attainment/Unclassifiable. Monroe County Attainment/Unclassifiable. Montgomery County Attainment/Unclassifiable. Neshoba County Attainment/Unclassifiable. Newton County Attainment/Unclassifiable. Noxubee County Attainment/Unclassifiable. Oktibbeha County Attainment/Unclassifiable. Panola County Attainment/Unclassifiable. Pearl River County Attainment/Unclassifiable. Perry County Attainment/Unclassifiable. Pike County Attainment/Unclassifiable. Pontotoc County Attainment/Unclassifiable. Prentiss County Attainment/Unclassifiable. Quitman County Attainment/Unclassifiable. Rankin County Attainment/Unclassifiable. Scott County Attainment/Unclassifiable. Sharkey County Attainment/Unclassifiable. Simpson County Attainment/Unclassifiable. Smith County Attainment/Unclassifiable. Stone County Attainment/Unclassifiable. Sunflower County Attainment/Unclassifiable. Tallahatchie County Attainment/Unclassifiable. Tate County Attainment/Unclassifiable. Tippah County Attainment/Unclassifiable. Tishomingo County Attainment/Unclassifiable. Tunica County Attainment/Unclassifiable. Union County Attainment/Unclassifiable. Walthall County Attainment/Unclassifiable. Warren County Attainment/Unclassifiable. Washington County Attainment/Unclassifiable. Wayne County Attainment/Unclassifiable. Webster County Attainment/Unclassifiable. Wilkinson County Attainment/Unclassifiable. Winston County Attainment/Unclassifiable. Yalobusha County Attainment/Unclassifiable. Yazoo County Attainment/Unclassifiable. Mississippi - Carbon Monoxide
Designated Area Designation Classification Date1 Type Date1 Type Statewide Unclassifiable/Attainment Adams County Alcorn County Amite County Attala County Benton County Bolivar County Calhoun County Carroll County Chickasaw County Choctaw County Claiborne County Clarke County Clay County Coahoma County Copiah County Covington County DeSoto County Forrest County Franklin County George County Greene County Grenada County Hancock County Harrison County Hinds County Holmes County Humphreys County Issaquena County Itawamba County Jackson County Jasper County Jefferson County Jefferson Davis County Jones County Kemper County Lafayette County Lamar County Lauderdale County Lawrence County Leake County Lee County Leflore County Lincoln County Lowndes County Madison County Marion County Marshall County Monroe County Montgomery County Neshoba County Newton County Noxubee County Oktibbeha County Panola County Pearl River County Perry County Pike County Pontotoc County Prentiss County Quitman County Rankin County Scott County Sharkey County Simpson County Smith County Stone County Sunflower County Tallahatchie County Tate County Tippah County Tishomingo County Tunica County Union County Walthall County Warren County Washington County Wayne County Webster County Wilkinson County Winston County Yalobusha County Yazoo County Mississippi - Ozone (1-Hour Standard)2
Designated area Designation Classification Date1 Type Date1 Type Memphis: De Soto County 11/15/90 Unclassifiable/Attainment 11/15/90 Statewide Unclassifiable/Attainment Adams County Alcorn County Amite County Attala County Benton County Bolivar County Calhoun County Carroll County Chickasaw County Choctaw County Claiborne County Clarke County Clay County Coahoma County Copiah County Covington County Forrest County Franklin County George County Greene County Grenada County Hancock County Harrison County Hinds County Holmes County Humphreys County Issaquena County Itawamba County Jackson County Jasper County Jefferson County Jefferson Davis County Jones County Kemper County Lafayette County Lamar County Lauderdale County Lawrence County Leake County Lee County Leflore County Lincoln County Lowndes County Madison County Marion County Marshall County Monroe County Montgomery County Neshoba County Newton County Noxubee County Oktibbeha County Panola County Pearl River County Perry County Pike County Pontotoc County Prentiss County Quitman County Rankin County Scott County Sharkey County Simpson County Smith County Stone County Sunflower County Tallahatchie County Tate County Tippah County Tishomingo County Tunica County Union County Walthall County Warren County Washington County Wayne County Webster County Wilkinson County Winston County Yalobusha County Yazoo County Mississippi - 1997 Annual PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Adams County Unclassifiable/Attainment. Alcorn County Unclassifiable/Attainment. Amite County Unclassifiable/Attainment. Attala County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bolivar County Unclassifiable/Attainment. Calhoun County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Chickasaw County Unclassifiable/Attainment. Choctaw County Unclassifiable/Attainment. Claiborne County Unclassifiable/Attainment. Clarke County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Coahoma County Unclassifiable/Attainment. Copiah County Unclassifiable/Attainment. Covington County Unclassifiable/Attainment. DeSoto County Unclassifiable/Attainment. Forrest County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. George County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grenada County Unclassifiable/Attainment. Hancock County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Hinds County Unclassifiable/Attainment. Holmes County Unclassifiable/Attainment. Humphreys County Unclassifiable/Attainment. Issaquena County Unclassifiable/Attainment. Itawamba County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Jefferson Davis County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Kemper County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lamar County Unclassifiable/Attainment. Lauderdale County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Leake County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Leflore County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Lowndes County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Marshall County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Neshoba County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Noxubee County Unclassifiable/Attainment. Oktibbeha County Unclassifiable/Attainment. Panola County Unclassifiable/Attainment. Pearl River County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Pontotoc County Unclassifiable/Attainment. Prentiss County Unclassifiable/Attainment. Quitman County Unclassifiable/Attainment. Rankin County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Sharkey County Unclassifiable/Attainment. Simpson County Unclassifiable/Attainment. Smith County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sunflower County Unclassifiable/Attainment. Tallahatchie County Unclassifiable/Attainment. Tate County Unclassifiable/Attainment. Tippah County Unclassifiable/Attainment. Tishomingo County Unclassifiable/Attainment. Tunica County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Walthall County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Wilkinson County Unclassifiable/Attainment. Winston County Unclassifiable/Attainment. Yalobusha County Unclassifiable/Attainment. Yazoo County Unclassifiable/Attainment. Mississippi - 2012 Annual PM2.5 NAAQS
[Primary]
Designated area1 Designation Classification Date2 Type Date2 Type Statewide: Adams County Unclassifiable/Attainment Alcorn County Unclassifiable/Attainment Amite County Unclassifiable/Attainment Attala County Unclassifiable/Attainment Benton County Unclassifiable/Attainment Bolivar County Unclassifiable/Attainment Calhoun County Unclassifiable/Attainment Carroll County Unclassifiable/Attainment Chickasaw County Unclassifiable/Attainment Choctaw County Unclassifiable/Attainment Claiborne County Unclassifiable/Attainment Clarke County Unclassifiable/Attainment Clay County Unclassifiable/Attainment Coahoma County Unclassifiable/Attainment Copiah County Unclassifiable/Attainment Covington County Unclassifiable/Attainment DeSoto County Unclassifiable/Attainment Forrest County Unclassifiable/Attainment Franklin County Unclassifiable/Attainment George County Unclassifiable/Attainment Greene County Unclassifiable/Attainment Grenada County Unclassifiable/Attainment Hancock County Unclassifiable/Attainment Harrison County Unclassifiable/Attainment Hinds County Unclassifiable/Attainment Holmes County Unclassifiable/Attainment Humphreys County Unclassifiable/Attainment Issaquena County Unclassifiable/Attainment Itawamba County Unclassifiable/Attainment Jackson County Unclassifiable/Attainment Jasper County Unclassifiable/Attainment Jefferson County Unclassifiable/Attainment Jefferson Davis County Unclassifiable/Attainment Jones County Unclassifiable/Attainment Kemper County Unclassifiable/Attainment Lafayette County Unclassifiable/Attainment Lamar County Unclassifiable/Attainment Lauderdale County Unclassifiable/Attainment Lawrence County Unclassifiable/Attainment Leake County Unclassifiable/Attainment Lee County Unclassifiable/Attainment Leflore County Unclassifiable/Attainment Lincoln County Unclassifiable/Attainment Lowndes County Unclassifiable/Attainment Madison County Unclassifiable/Attainment Marion County Unclassifiable/Attainment Marshall County Unclassifiable/Attainment Monroe County Unclassifiable/Attainment Montgomery County Unclassifiable/Attainment Neshoba County Unclassifiable/Attainment Newton County Unclassifiable/Attainment Noxubee County Unclassifiable/Attainment Oktibbeha County Unclassifiable/Attainment Panola County Unclassifiable/Attainment Pearl River County Unclassifiable/Attainment Perry County Unclassifiable/Attainment Pike County Unclassifiable/Attainment Pontotoc County Unclassifiable/Attainment Prentiss County Unclassifiable/Attainment Quitman County Unclassifiable/Attainment Rankin County Unclassifiable/Attainment Scott County Unclassifiable/Attainment Sharkey County Unclassifiable/Attainment Simpson County Unclassifiable/Attainment Smith County Unclassifiable/Attainment Stone County Unclassifiable/Attainment Sunflower County Unclassifiable/Attainment Tallahatchie County Unclassifiable/Attainment Tate County Unclassifiable/Attainment Tippah County Unclassifiable/Attainment Tishomingo County Unclassifiable/Attainment Tunica County Unclassifiable/Attainment Union County Unclassifiable/Attainment Walthall County Unclassifiable/Attainment Warren County Unclassifiable/Attainment Washington County Unclassifiable/Attainment Wayne County Unclassifiable/Attainment Webster County Unclassifiable/Attainment Wilkinson County Unclassifiable/Attainment Winston County Unclassifiable/Attainment Yalobusha County Unclassifiable/Attainment Yazoo County Unclassifiable/Attainment Mississippi - 1997 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Adams County Unclassifiable/Attainment. Alcorn County Unclassifiable/Attainment. Amite County Unclassifiable/Attainment. Attala County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bolivar County Unclassifiable/Attainment. Calhoun County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Chickasaw County Unclassifiable/Attainment. Choctaw County Unclassifiable/Attainment. Claiborne County Unclassifiable/Attainment. Clarke County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Coahoma County Unclassifiable/Attainment. Copiah County Unclassifiable/Attainment. Covington County Unclassifiable/Attainment. DeSoto County Unclassifiable/Attainment. Forrest County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. George County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grenada County Unclassifiable/Attainment. Hancock County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Hinds County Unclassifiable/Attainment. Holmes County Unclassifiable/Attainment. Humphreys County Unclassifiable/Attainment. Issaquena County Unclassifiable/Attainment. Itawamba County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Jefferson Davis County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Kemper County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lamar County Unclassifiable/Attainment. Lauderdale County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Leake County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Leflore County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Lowndes County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Marshall County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Neshoba County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Noxubee County Unclassifiable/Attainment. Oktibbeha County Unclassifiable/Attainment. Panola County Unclassifiable/Attainment. Pearl River County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Pontotoc County Unclassifiable/Attainment. Prentiss County Unclassifiable/Attainment. Quitman County Unclassifiable/Attainment. Rankin County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Sharkey County Unclassifiable/Attainment. Simpson County Unclassifiable/Attainment. Smith County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sunflower County Unclassifiable/Attainment. Tallahatchie County Unclassifiable/Attainment. Tate County Unclassifiable/Attainment. Tippah County Unclassifiable/Attainment. Tishomingo County Unclassifiable/Attainment. Tunica County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Walthall County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Wilkinson County Unclassifiable/Attainment. Winston County Unclassifiable/Attainment. Yalobusha County Unclassifiable/Attainment. Yazoo County Unclassifiable/Attainment. Mississippi - 2006 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Adams County Unclassifiable/Attainment. Alcorn County Unclassifiable/Attainment. Amite County Unclassifiable/Attainment. Attala County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bolivar County Unclassifiable/Attainment. Calhoun County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Chickasaw County Unclassifiable/Attainment. Choctaw County Unclassifiable/Attainment. Claiborne County Unclassifiable/Attainment. Clarke County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Coahoma County Unclassifiable/Attainment. Copiah County Unclassifiable/Attainment. Covington County Unclassifiable/Attainment. DeSoto County Unclassifiable/Attainment. Forrest County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. George County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grenada County Unclassifiable/Attainment. Hancock County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Hinds County Unclassifiable/Attainment. Holmes County Unclassifiable/Attainment. Humphreys County Unclassifiable/Attainment. Issaquena County Unclassifiable/Attainment. Itawamba County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Jefferson Davis County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Kemper County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lamar County Unclassifiable/Attainment. Lauderdale County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Leake County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Leflore County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Lowndes County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Marshall County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Neshoba County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Noxubee County Unclassifiable/Attainment. Oktibbeha County Unclassifiable/Attainment. Panola County Unclassifiable/Attainment. Pearl River County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Pontotoc County Unclassifiable/Attainment. Prentiss County Unclassifiable/Attainment. Quitman County Unclassifiable/Attainment. Rankin County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Sharkey County Unclassifiable/Attainment. Simpson County Unclassifiable/Attainment. Smith County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sunflower County Unclassifiable/Attainment. Tallahatchie County Unclassifiable/Attainment. Tate County Unclassifiable/Attainment. Tippah County Unclassifiable/Attainment. Tishomingo County Unclassifiable/Attainment. Tunica County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Walthall County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Wilkinson County Unclassifiable/Attainment. Winston County Unclassifiable/Attainment. Yalobusha County Unclassifiable/Attainment. Yazoo County Unclassifiable/Attainment. Mississippi - NO2 (1971 Annual Standard)
Designated area Does not meet primary standards Cannot be classified or better than national standards Statewide X Mississippi - NO2 (2010 1-Hour Standard)
Designated area Designationa Date1 Type Adams County Unclassifiable/Attainment. Alcorn County Unclassifiable/Attainment. Amite County Unclassifiable/Attainment. Attala County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bolivar County Unclassifiable/Attainment. Calhoun County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Chickasaw County Unclassifiable/Attainment. Choctaw County Unclassifiable/Attainment. Claiborne County Unclassifiable/Attainment. Clarke County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Coahoma County Unclassifiable/Attainment. Copiah County Unclassifiable/Attainment. Covington County Unclassifiable/Attainment. DeSoto County Unclassifiable/Attainment. Forrest County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. George County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grenada County Unclassifiable/Attainment. Hancock County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Hinds County Unclassifiable/Attainment. Holmes County Unclassifiable/Attainment. Humphreys County Unclassifiable/Attainment. Issaquena County Unclassifiable/Attainment. Itawamba County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Jefferson Davis County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Kemper County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lamar County Unclassifiable/Attainment. Lauderdale County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Leake County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Leflore County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Lowndes County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Marshall County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Neshoba County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Noxubee County Unclassifiable/Attainment. Oktibbeha County Unclassifiable/Attainment. Panola County Unclassifiable/Attainment. Pearl River County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Pontotoc County Unclassifiable/Attainment. Prentiss County Unclassifiable/Attainment. Quitman County Unclassifiable/Attainment. Rankin County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Sharkey County Unclassifiable/Attainment. Simpson County Unclassifiable/Attainment. Smith County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sunflower County Unclassifiable/Attainment. Tallahatchie County Unclassifiable/Attainment. Tate County Unclassifiable/Attainment. Tippah County Unclassifiable/Attainment. Tishomingo County Unclassifiable/Attainment. Tunica County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Walthall County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Wilkinson County Unclassifiable/Attainment. Winston County Unclassifiable/Attainment. Yalobusha County Unclassifiable/Attainment. Yazoo County Unclassifiable/Attainment. Mississippi - 1997 8-Hour Ozone NAAQS
([Primary and Secondary) ]
Designated area Designationa Category/classification Date1 Type Date1 Type Statewide Unclassifiable/Attainment. Adams County Alcorn County Amite County Attala County Benton County Bolivar County Calhoun County Carroll County Chickasaw County Choctaw County Claiborne County Clarke County Clay County Coahoma County Copiah County Covington County DeSoto County Forrest County Franklin County George County Greene County Grenada County Hancock County Harrison County Hinds County Holmes County Humphreys County Issaquena County Itawamba County Jackson County Jasper County Jefferson County Jefferson Davis County Jones County Kemper County Lafayette County Lamar County Lauderdale County Lawrence County Leake County Lee County Leflore County Lincoln County Lowndes County Madison County Marion County Marshall County Monroe County Montgomery County Neshoba County Newton County Noxubee County Oktibbeha County Panola County Pearl River County Perry County Pike County Pontotoc County Prentiss County Quitman County Rankin County Scott County Sharkey County Simpson County Smith County Stone County Sunflower County Tallahatchie County Tate County Tippah County Tishomingo County Tunica County Union County Walthall County Warren County Washington County Wayne County Webster County Wilkinson County Winston County Yalobusha County Yazoo County Mississippi - 2008 8-Hour Ozone NAAQS
([Primary and secondary) Secondary]
Designated area Designation Classification Date1 Type Date1 Type Memphis, TN-MS-AR:2 DeSoto County (part) Portion along MPO Lines 4/8/16 Attainment Rest of State:3 Adams County Unclassifiable/Attainment Alcorn County Unclassifiable/Attainment Amite County Unclassifiable/Attainment Attala County Unclassifiable/Attainment Benton County Unclassifiable/Attainment Bolivar County Unclassifiable/Attainment Calhoun County Unclassifiable/Attainment Carroll County Unclassifiable/Attainment Chickasaw County Unclassifiable/Attainment Choctaw County Unclassifiable/Attainment Claiborne County Unclassifiable/Attainment Clarke County Unclassifiable/Attainment Clay County Unclassifiable/Attainment. Coahoma County Unclassifiable/Attainment Copiah County Unclassifiable/Attainment Covington County Unclassifiable/Attainment DeSoto County (remainder) Unclassifiable/Attainment Forrest County Unclassifiable/Attainment Franklin County Unclassifiable/Attainment George County Unclassifiable/Attainment Greene County Unclassifiable/Attainment Grenada County Unclassifiable/Attainment Hancock County Unclassifiable/Attainment Harrison County Unclassifiable/Attainment Hinds County Unclassifiable/Attainment Holmes County Unclassifiable/Attainment Humphreys County Unclassifiable/Attainment Issaquena County Unclassifiable/Attainment Itawamba County Unclassifiable/Attainment Jackson County Unclassifiable/Attainment Jasper County Unclassifiable/Attainment Jefferson County Unclassifiable/Attainment Jefferson Davis County Unclassifiable/Attainment Jones County Unclassifiable/Attainment Kemper County Unclassifiable/Attainment Lafayette County Unclassifiable/Attainment Lamar County Unclassifiable/Attainment Lauderdale County Unclassifiable/Attainment Lawrence County Unclassifiable/Attainment Leake County Unclassifiable/Attainment Lee County Unclassifiable/Attainment Leflore County Unclassifiable/Attainment Lincoln County Unclassifiable/Attainment Lowndes County Unclassifiable/Attainment Madison County Unclassifiable/Attainment Marion County Unclassifiable/Attainment Marshall County Unclassifiable/Attainment Monroe County Unclassifiable/Attainment Montgomery County Unclassifiable/Attainment Neshoba County Unclassifiable/Attainment Newton County Unclassifiable/Attainment Noxubee County Unclassifiable/Attainment Oktibbeha County Unclassifiable/Attainment Panola County Unclassifiable/Attainment Pearl River County Unclassifiable/Attainment Perry County Unclassifiable/Attainment Pike County Unclassifiable/Attainment Pontotoc County Unclassifiable/Attainment Prentiss County Unclassifiable/Attainment Quitman County Unclassifiable/Attainment Rankin County Unclassifiable/Attainment Scott County Unclassifiable/Attainment Sharkey County Unclassifiable/Attainment Simpson County Unclassifiable/Attainment Smith County Unclassifiable/Attainment Stone County Unclassifiable/Attainment Sunflower County Unclassifiable/Attainment Tallahatchie County Unclassifiable/Attainment Tate County. Unclassifiable/Attainment Tippah County Unclassifiable/Attainment Tishomingo County Unclassifiable/Attainment Tunica County Unclassifiable/Attainment Union County Unclassifiable/Attainment Walthall County Unclassifiable/Attainment Warren County Unclassifiable/Attainment Washington County Unclassifiable/Attainment Wayne County Unclassifiable/Attainment Webster County Unclassifiable/Attainment Wilkinson County Unclassifiable/Attainment Winston County Unclassifiable/Attainment Yalobusha County Unclassifiable/Attainment Yazoo County Unclassifiable/Attainment Mississippi - 2015 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area1 Designation Classification Date2 Type Date Type Adams County Attainment/Unclassifiable Alcorn County Attainment/Unclassifiable Amite County Attainment/Unclassifiable Attala County Attainment/Unclassifiable Benton County Attainment/Unclassifiable Bolivar County Attainment/Unclassifiable Calhoun County Attainment/Unclassifiable Carroll County Attainment/Unclassifiable Chickasaw County Attainment/Unclassifiable Choctaw County Attainment/Unclassifiable Claiborne County Attainment/Unclassifiable Clarke County Attainment/Unclassifiable Clay County Attainment/Unclassifiable Coahoma County Attainment/Unclassifiable Copiah County Attainment/Unclassifiable Covington County Attainment/Unclassifiable DeSoto County Attainment/Unclassifiable Forrest County Attainment/Unclassifiable Franklin County Attainment/Unclassifiable George County Attainment/Unclassifiable Greene County Attainment/Unclassifiable Grenada County Attainment/Unclassifiable Hancock County Attainment/Unclassifiable Harrison County Attainment/Unclassifiable Hinds County Attainment/Unclassifiable Holmes County Attainment/Unclassifiable Humphreys County Attainment/Unclassifiable Issaquena County Attainment/Unclassifiable Itawamba County Attainment/Unclassifiable Jackson County Attainment/Unclassifiable Jasper County Attainment/Unclassifiable Jefferson County Attainment/Unclassifiable Jefferson Davis County Attainment/Unclassifiable Jones County Attainment/Unclassifiable Kemper County Attainment/Unclassifiable Lafayette County Attainment/Unclassifiable Lamar County Attainment/Unclassifiable Lauderdale County Attainment/Unclassifiable Lawrence County Attainment/Unclassifiable Leake County Attainment/Unclassifiable Lee County Attainment/Unclassifiable Leflore County Attainment/Unclassifiable Lincoln County Attainment/Unclassifiable Lowndes County Attainment/Unclassifiable Madison County Attainment/Unclassifiable Marion County Attainment/Unclassifiable Marshall County Attainment/Unclassifiable Monroe County Attainment/Unclassifiable Montgomery County Attainment/Unclassifiable Neshoba County Attainment/Unclassifiable Newton County Attainment/Unclassifiable Noxubee County Attainment/Unclassifiable Oktibbeha County Attainment/Unclassifiable Panola County Attainment/Unclassifiable Pearl River County Attainment/Unclassifiable Perry County Attainment/Unclassifiable Pike County Attainment/Unclassifiable Pontotoc County Attainment/Unclassifiable Prentiss County Attainment/Unclassifiable Quitman County Attainment/Unclassifiable Rankin County Attainment/Unclassifiable Scott County Attainment/Unclassifiable Sharkey County Attainment/Unclassifiable Simpson County Attainment/Unclassifiable Smith County Attainment/Unclassifiable Stone County Attainment/Unclassifiable Sunflower County Attainment/Unclassifiable Tallahatchie County Attainment/Unclassifiable Tate County Attainment/Unclassifiable Tippah County Attainment/Unclassifiable Tishomingo County Attainment/Unclassifiable Tunica County Attainment/Unclassifiable Union County Attainment/Unclassifiable Walthall County Attainment/Unclassifiable Warren County Attainment/Unclassifiable Washington County Attainment/Unclassifiable Wayne County Attainment/Unclassifiable Webster County Attainment/Unclassifiable Wilkinson County Attainment/Unclassifiable Winston County Attainment/Unclassifiable Yalobusha County Attainment/Unclassifiable Yazoo County Attainment/Unclassifiable Mississippi - 2008 Lead NAAQS
Designated area Designation for the 2008 NAAQSa Date1 Type Whole State Unclassifiable/Attainment. [43 FR 8964, Mar. 3, 1978]