Code of Federal Regulations (Last Updated: February 15, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 81 - Designation of Areas for Air Quality Planning Purposes |
Subpart C - Section 107 Attainment Status Designations |
§ 81.326 - Missouri.
Latest version.
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§ 81.326 Missouri.
Missouri—TSP
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards St. Louis AQCR (070): St. Louis (an area extending west about 2 miles from the Mississippi River, north to near I–270 and south to about 1 mile beyond the city limits X Remainder of the city of St. Louis X Remainder of AQCR X Kansas City AQCR (094): Kansas City (an area extending approximately from the Kansas state line east along Red Bridge Road and 115th Street to Missouri Highway 291, then north to I–70, east to Missouri Highway 7, north to U.S. Highway 24 west to Missouri Highway 291, north to Missouri Highway 152, west to Missouri Highway 9, south to U.S. Highway FF, and due south to the state line) X St. Joseph: Within city limits X Remainder of AQCR X Northern AQCR (137): Mexico (township 51 north, range 9 west) X Remainder of AQCR X Southeastern AQCR (138) X Remainder of AQCR X Southwestern AQCR (139) X Missouri—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 Northern AQCR (137): Pike County X Ralls County X Remainder of AQCR X Remainder of State X Missouri—2010 Sulfur Dioxide NAAQS
[Primary]
Designated area1 Designation Date2 Type Jackson County, MO 3/2/2022 Attainment. Jackson County (part). The portion of Jackson County bounded by I–70/I–670 and the Missouri River to the north; and, to the west of I–435 to the state line separating Missouri and Kansas Jefferson County, MO 2/28/2022 Attainment. Jefferson County (part) That portion within Jefferson County described by connecting the following four sets of UTM coordinates moving in a clockwise manner: (Herculaneum USGS Quadrangle), 718360.283, 4250477.056, 729301.869, 4250718.415, 729704.134, 4236840.30, 718762.547, 4236558.715 (Festus USGS Quadrangle), 718762.547, 4236558.715, 729704.134, 4236840.30, 730066.171, 4223042.637, 719124.585, 4222680.6 (Selma USGS Quadrangle), 729704.134, 4236840.30, 730428.209, 4236840.3, 741047.984, 4223283.996, 730066.171, 4223042.637 (Valmeyer USGS Quadrangle), 729301.869, 4250718.415, 731474.096, 4250798.868, 730428.209, 4236840.3, 729704.134, 4236840.30 New Madrid County, MO 4/30/2021 Nonattainment. New Madrid County (part). Area bounded by: East: Missouri/Kentucky and Missouri/Tennessee State lines. North: County Highway 406 East to Levee Road, following Levee Road North to County Highway 406, then extending directly East to the Missouri/Kentucky State line. West: County Highway 403 South: County Highway 408 East to the intersection with County Highway 431, then extending directly East to the Missouri/Tennessee State line. Franklin-St. Charles Counties, MO 9/12/16 Unclassifiable. Franklin County (part) The eastern and western boundaries are Boles Township boundaries. The northern boundary is the Franklin County-St. Charles County Line. The southern boundary is Interstate 44. St. Charles County (part) The eastern and western boundaries are Boone Township boundaries. The northern boundary is Missouri Route D and Highway 94. The southern boundary is the Franklin County-St. Charles County Line. Jackson County, MO 9/12/16 Unclassifiable. Jackson County (part) The northern boundary is the county line separating Jackson County from Clay and Ray Counties. The eastern boundary is the county line separating Jackson County from Lafayette County. The southern boundary is Interstates 70 and 470. The western boundary is Missouri Highway 291. Adair County Attainment/Unclassifiable. Andrew County Attainment/Unclassifiable. Atchison County Attainment/Unclassifiable. Audrain County Attainment/Unclassifiable. Barry County Attainment/Unclassifiable. Barton County Attainment/Unclassifiable. Bates County Attainment/Unclassifiable. Benton County Attainment/Unclassifiable. Bollinger County Attainment/Unclassifiable. Boone County Attainment/Unclassifiable. Buchanan County Attainment/Unclassifiable. Butler County Attainment/Unclassifiable. Caldwell County Attainment/Unclassifiable. Callaway County Attainment/Unclassifiable. Camden County Attainment/Unclassifiable. Cape Girardeau County Attainment/Unclassifiable. Carroll County Attainment/Unclassifiable. Carter County Attainment/Unclassifiable. Cass County Attainment/Unclassifiable. Cedar County Attainment/Unclassifiable. Chariton County Attainment/Unclassifiable. Christian County Attainment/Unclassifiable. Clark County Attainment/Unclassifiable. Clay County Attainment/Unclassifiable. Clinton County Attainment/Unclassifiable. Cole County Attainment/Unclassifiable. Cooper County Attainment/Unclassifiable. Crawford County Attainment/Unclassifiable. Dade County Attainment/Unclassifiable. Dallas County Attainment/Unclassifiable. Daviess County Attainment/Unclassifiable. DeKalb County Attainment/Unclassifiable. Dent County Attainment/Unclassifiable. Douglas County Attainment/Unclassifiable. Dunklin County Attainment/Unclassifiable. Franklin County (part) (remainder) Attainment/Unclassifiable. Gasconade County Attainment/Unclassifiable. Gentry County Attainment/Unclassifiable. Greene County Attainment/Unclassifiable. Grundy County Attainment/Unclassifiable. Harrison County Attainment/Unclassifiable. Henry County Attainment/Unclassifiable. Hickory County Attainment/Unclassifiable. Holt County Attainment/Unclassifiable. Howard County Attainment/Unclassifiable. Howell County Attainment/Unclassifiable. Iron County 4/30/2021 Attainment/Unclassifiable. Jackson County (part) (remainder) Attainment/Unclassifiable. Jasper County Attainment/Unclassifiable. Jefferson County (part) (remainder) Attainment/Unclassifiable. Johnson County Attainment/Unclassifiable. Knox County Attainment/Unclassifiable. Laclede County Attainment/Unclassifiable. Lafayette County Attainment/Unclassifiable. Lawrence County Attainment/Unclassifiable. Lewis County Attainment/Unclassifiable. Lincoln County Attainment/Unclassifiable. Linn County Attainment/Unclassifiable. Livingston County Attainment/Unclassifiable. Macon County Attainment/Unclassifiable. Madison County Attainment/Unclassifiable. Maries County Attainment/Unclassifiable. Marion County Attainment/Unclassifiable. McDonald County Attainment/Unclassifiable. Mercer County Attainment/Unclassifiable. Miller County Attainment/Unclassifiable. Mississippi County Attainment/Unclassifiable. Moniteau County Attainment/Unclassifiable. Monroe County Attainment/Unclassifiable. Montgomery County Attainment/Unclassifiable. Morgan County Attainment/Unclassifiable. New Madrid County (remainder) 4/30/2021 Attainment/Unclassifiable. Newton County Attainment/Unclassifiable. Nodaway County Attainment/Unclassifiable. Oregon County Attainment/Unclassifiable. Osage County Attainment/Unclassifiable. Ozark County Attainment/Unclassifiable. Pemiscot County Attainment/Unclassifiable. Perry County Attainment/Unclassifiable. Pettis County Attainment/Unclassifiable. Phelps County Attainment/Unclassifiable. Pike County Attainment/Unclassifiable. Platte County Attainment/Unclassifiable. Polk County Attainment/Unclassifiable. Pulaski County Attainment/Unclassifiable. Putnam County Attainment/Unclassifiable. Ralls County Attainment/Unclassifiable. Randolph County Attainment/Unclassifiable. Ray County Attainment/Unclassifiable. Reynolds County Attainment/Unclassifiable. Ripley County Attainment/Unclassifiable. St. Charles County (part) (remainder) Attainment/Unclassifiable. St. Clair County Attainment/Unclassifiable. St. Francois County Attainment/Unclassifiable. Ste. Genevieve County Attainment/Unclassifiable. St. Louis City Attainment/Unclassifiable. St. Louis County Attainment/Unclassifiable. Saline County Attainment/Unclassifiable. Schuyler County Attainment/Unclassifiable. Scotland County Attainment/Unclassifiable. Scott County 9/12/16 Attainment/Unclassifiable. Shannon County Attainment/Unclassifiable. Shelby County Attainment/Unclassifiable. Stoddard County Attainment/Unclassifiable. Stone County Attainment/Unclassifiable. Sullivan County Attainment/Unclassifiable. Taney County Attainment/Unclassifiable. Texas County Attainment/Unclassifiable. Vernon County Attainment/Unclassifiable. Warren County Attainment/Unclassifiable. Washington County Attainment/Unclassifiable. Wayne County Attainment/Unclassifiable. Webster County Attainment/Unclassifiable. Worth County Attainment/Unclassifiable. Wright County Attainment/Unclassifiable. Missouri—Carbon Monoxide
Designated Area Designation Classification Date1 Type Date1 Type St. Louis Area: St. Louis City Attainment St. Louis County (part): The area encompassed by the I–270 and the, Mississippi River. Attainment AQCR 137 Northern Missouri Intrastate: Pike County Unclassifiable/Attainment Ralls County Unclassifiable/Attainment AQCR 137 Northern Missouri Intrastate (Remainder of) Unclassifiable/Attainment Adair County Andrew County Atchison County Audrain County Boone County Caldwell County Callaway County Carroll County Chariton County Clark County Clinton County Cole County Cooper County Daviess County De Kalb County Gentry County Grundy County Harrison County Holt County Howard County Knox County Lewis County Lincoln County Linn County Livingston County Macon County Marion County Mercer County Moniteau County Monroe County Montgomery County Nodaway County Osage County Putnam County Randolph County Saline County Schuyler County Scotland County Shelby County Sullivan County Warren County Worth County Rest of State Unclassifiable/Attainment Barry County Barton County Bates County Benton County Bollinger County Buchanan County Butler County Camden County Cape Girardeau County Carter County Cass County Cedar County Christina County Clay County Crawford County Dade County Dallas County Dent County Douglas County Dunklin County Franklin County Gasconade County Greene County Henry County Hickory County Howell County Iron County Jackson County Jasper County Jefferson County Johnson County Laclede County Lafayette County Lawrence County Madison County Maries County McDonald County Miller County Mississippi County Morgan County New Madrid County Newton County Oregon County Ozark County Pemiscot County Perry County Pettis County Phelps County Platte County Polk County Pulaski County Ray County Reynolds County Ripley County Scott County Shannon County St. Charles County St. Clair County St. Francis County St. Louis County (part) Remainder of County Ste. Geevieve County Stoddard County Stone County Taney County Texas County Vernon County Washington County Wayne County Webster County Wright County Missouri—Ozone (1-Hour Standard)2
Designated area Designation Classification Date1 Type Date1 Type Kansas City Area: Clay County 7/23/92 Unclassifiable/Attainment Jackson County 7/23/92 Unclassifiable/Attainment Platte County 7/23/92 Unclassifiable/Attainment St. Louis Area: Franklin County 5/12/03 Attainment Jefferson County 5/12/03 Attainment St. Charles County 5/12/03 Attainment St. Louis 5/12/03 Attainment St. Louis County 5/12/03 Attainment AQCR 094 Metro Kansas City Interstate (Remainder of) Buchanan County Cass County Ray County AQCR 137 N. Missouri Intrastate (part) Pike County Unclassifiable/Attainment Ralls County Unclassifiable/Attainment AQCR 137 N. Missouri Intrastate (Remainder of) Unclassifiable/Attainment Adair County Andrew County Atchison County Audrain County Boone County Caldwell County Callaway County Carroll County Chariton County Clark County Clinton County Cole County Cooper County Daviess County DeKalb County Gentry County Grundy County Harrison County Holt County Howard County Knox County Lewis County Lincoln County Linn County Livingston County Macon County Marion County Mercer County Moniteau County Monroe County Montgomery County Nodaway County Osage County Putnam County Randolph County Saline County Schuyler County Scotland County Shelby County Sullivan County Warren County Worth County Rest of State Unclassifiable/Attainment Barry County Barton County Bates County Benton County Bollinger County Butler County Camden County Cape Girardeau County Carter County Cedar County Christian County Crawford County Dade County Dallas County Dent County Douglas County Dunklin County Gasconade County Greene County Henry County Hickory County Howell County Iron County Jasper County Johnson County Laclede County Lafayette County Lawrence County Madison County Maries County McDonald County Miller County Mississippi County Morgan County New Madrid County Newton County Oregon County Ozark County Pemiscot County Perry County Pettis County Phelps County Polk County Pulaski County Reynolds County Ripley County Scott County Shannon County St. Clair County St. Francois County Ste. Genevieve County Stoddard County Stone County Taney County Texas County Vernon County Washington County Wayne County Webster County Wright County Missouri—1997 Annual PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date2 Type St. Louis, MO–IL: Franklin County 8/3/18 Attainment Jefferson County 8/3/18 Attainment St. Charles County 8/3/18 Attainment St. Louis County 8/3/18 Attainment St. Louis City 8/3/18 Attainment Rest of State: Adair County Unclassifiable/Attainment. Andrew County Unclassifiable/Attainment. Atchison County Unclassifiable/Attainment. Audrain County Unclassifiable/Attainment. Barry County Unclassifiable/Attainment. Barton County Unclassifiable/Attainment. Bates County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bollinger County Unclassifiable/Attainment. Boone County Unclassifiable/Attainment. Buchanan County Unclassifiable/Attainment. Butler County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Callaway County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Cape Girardeau County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Carter County Unclassifiable/Attainment. Cass County Unclassifiable/Attainment. Cedar County Unclassifiable/Attainment. Chariton County Unclassifiable/Attainment. Christian County Unclassifiable/Attainment. Clark County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Clinton County Unclassifiable/Attainment. Cole County Unclassifiable/Attainment. Cooper County Unclassifiable/Attainment. Crawford County Unclassifiable/Attainment. Dade County Unclassifiable/Attainment. Dallas County Unclassifiable/Attainment. Daviess County Unclassifiable/Attainment. DeKalb County Unclassifiable/Attainment. Dent County Unclassifiable/Attainment. Douglas County Unclassifiable/Attainment. Dunklin County Unclassifiable/Attainment. Gasconade County Unclassifiable/Attainment. Gentry County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grundy County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Henry County Unclassifiable/Attainment. Hickory County Unclassifiable/Attainment. Holt County Unclassifiable/Attainment. Howard County Unclassifiable/Attainment. Howell County Unclassifiable/Attainment. Iron County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Johnson County Unclassifiable/Attainment. Knox County Unclassifiable/Attainment. Laclede County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Lewis County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Linn County Unclassifiable/Attainment. Livingston County Unclassifiable/Attainment. McDonald County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Maries County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Mercer County Unclassifiable/Attainment. Miller County Unclassifiable/Attainment. Mississippi County Unclassifiable/Attainment. Moniteau County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Morgan County Unclassifiable/Attainment. New Madrid County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Oregon County Unclassifiable/Attainment. Osage County Unclassifiable/Attainment. Ozark County Unclassifiable/Attainment. Pemiscot County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pettis County Unclassifiable/Attainment. Phelps County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Platte County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Pulaski County Unclassifiable/Attainment. Putnam County Unclassifiable/Attainment. Ralls County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Ray County Unclassifiable/Attainment. Reynolds County Unclassifiable/Attainment. Ripley County Unclassifiable/Attainment. St. Clair County Unclassifiable/Attainment. St. Genevieve County Unclassifiable/Attainment. St. Francois County Unclassifiable/Attainment. Saline County Unclassifiable/Attainment. Schuyler County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Shannon County Unclassifiable/Attainment. Shelby County Unclassifiable/Attainment. Stoddard County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sullivan County Unclassifiable/Attainment. Taney County Unclassifiable/Attainment. Texas County Unclassifiable/Attainment. Vernon County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Worth County Unclassifiable/Attainment. Wright County Unclassifiable/Attainment. Missouri—2012 Annual PM2.5 NAAQS
[Primary]
Designated area1 Designation Classification Date2 Type Date2 Type St. Louis Area, MO-IL: Franklin County 7/29/2019, 84 FR 36473 Unclassifiable/Attainment Jefferson County 7/29/2019, 84 FR 36473 Unclassifiable/Attainmant St. Charles County 7/29/2019, 84 FR 36473 Unclassifiable/Attainmant St. Louis County 7/29/2019, 84 FR 36473 Unclassifiable/Attainmant St. Louis City 7/29/2019, 84 FR 36473 Unclassifiable/Attainmant Rest of State: Adair County Unclassifiable/Attainment Andrew County Unclassifiable/Attainment Atchison County Unclassifiable/Attainment Audrain County Unclassifiable/Attainment Barry County Unclassifiable/Attainment Barton County Unclassifiable/Attainment Bates County Unclassifiable/Attainment Benton County Unclassifiable/Attainment Bollinger County Unclassifiable/Attainment Boone County Unclassifiable/Attainment Buchanan County Unclassifiable/Attainment Butler County Unclassifiable/Attainment Caldwell County Unclassifiable/Attainment Callaway County Unclassifiable/Attainment Camden County Unclassifiable/Attainment Cape Girardeau County Unclassifiable/Attainment Carroll County Unclassifiable/Attainment Carter County Unclassifiable/Attainment Cass County Unclassifiable/Attainment Cedar County Unclassifiable/Attainment Chariton County Unclassifiable/Attainment Christian County Unclassifiable/Attainment Clark County Unclassifiable/Attainment Clay County Unclassifiable/Attainment Clinton County Unclassifiable/Attainment Cole County Unclassifiable/Attainment Cooper County Unclassifiable/Attainment Crawford County Unclassifiable/Attainment Dade County Unclassifiable/Attainment Dallas County Unclassifiable/Attainment Daviess County Unclassifiable/Attainment DeKalb County Unclassifiable/Attainment Dent County Unclassifiable/Attainment Douglas County Unclassifiable/Attainment Dunklin County Unclassifiable/Attainment Gasconade County Unclassifiable/Attainment Gentry County Unclassifiable/Attainment Greene County Unclassifiable/Attainment Grundy County Unclassifiable/Attainment Harrison County Unclassifiable/Attainment Henry County Unclassifiable/Attainment Hickory County Unclassifiable/Attainment Holt County Unclassifiable/Attainment Howard County Unclassifiable/Attainment Howell County Unclassifiable/Attainment Iron County Unclassifiable/Attainment Jackson County Unclassifiable/Attainment Jasper County Unclassifiable/Attainment Johnson County Unclassifiable/Attainment Knox County Unclassifiable/Attainment Laclede County Unclassifiable/Attainment Lafayette County Unclassifiable/Attainment Lawrence County Unclassifiable/Attainment Lewis County Unclassifiable/Attainment Lincoln County Unclassifiable/Attainment Linn County Unclassifiable/Attainment Livingston County Unclassifiable/Attainment McDonald County Unclassifiable/Attainment Macon County Unclassifiable/Attainment Madison County Unclassifiable/Attainment Maries County Unclassifiable/Attainment Marion County Unclassifiable/Attainment Mercer County Unclassifiable/Attainment Miller County Unclassifiable/Attainment Mississippi County Unclassifiable/Attainment Moniteau County Unclassifiable/Attainment Monroe County Unclassifiable/Attainment Montgomery County Unclassifiable/Attainment Morgan County Unclassifiable/Attainment New Madrid County Unclassifiable/Attainment Newton County Unclassifiable/Attainment Nodaway County Unclassifiable/Attainment Oregon County Unclassifiable/Attainment Osage County Unclassifiable/Attainment Ozark County Unclassifiable/Attainment Pemiscot County Unclassifiable/Attainment Perry County Unclassifiable/Attainment Pettis County Unclassifiable/Attainment Phelps County Unclassifiable/Attainment Pike County Unclassifiable/Attainment Platte County Unclassifiable/Attainment Polk County Unclassifiable/Attainment Pulaski County Unclassifiable/Attainment Putnam County Unclassifiable/Attainment Ralls County Unclassifiable/Attainment Randolph County Unclassifiable/Attainment Ray County Unclassifiable/Attainment Reynolds County Unclassifiable/Attainment Ripley County Unclassifiable/Attainment St Clair County Unclassifiable/Attainment St Genevieve County Unclassifiable/Attainment St Francois County Unclassifiable/Attainment Saline County Unclassifiable/Attainment Schuyler County Unclassifiable/Attainment Scotland County Unclassifiable/Attainment Scott County Unclassifiable/Attainment Shannon County Unclassifiable/Attainment Shelby County Unclassifiable/Attainment Stoddard County Unclassifiable/Attainment Stone County Unclassifiable/Attainment Sullivan County Unclassifiable/Attainment Taney County Unclassifiable/Attainment Texas County Unclassifiable/Attainment Vernon County Unclassifiable/Attainment Warren County Unclassifiable/Attainment Washington County Unclassifiable/Attainment Wayne County Unclassifiable/Attainment Webster County Unclassifiable/Attainment Worth County Unclassifiable/Attainment Wright County Unclassifiable/Attainment Missouri—1997 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Adair County Unclassifiable/Attainment. Andrew County Unclassifiable/Attainment. Atchison County Unclassifiable/Attainment. Audrain County Unclassifiable/Attainment. Barry County Unclassifiable/Attainment. Barton County Unclassifiable/Attainment. Bates County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bollinger County Unclassifiable/Attainment. Boone County Unclassifiable/Attainment. Buchanan County Unclassifiable/Attainment. Butler County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Callaway County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Cape Girardeau County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Carter County Unclassifiable/Attainment. Cass County Unclassifiable/Attainment. Cedar County Unclassifiable/Attainment. Chariton County Unclassifiable/Attainment. Christian County Unclassifiable/Attainment. Clark County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Clinton County Unclassifiable/Attainment. Cole County Unclassifiable/Attainment. Cooper County Unclassifiable/Attainment. Crawford County Unclassifiable/Attainment. Dade County Unclassifiable/Attainment. Dallas County Unclassifiable/Attainment. Daviess County Unclassifiable/Attainment. DeKalb County Unclassifiable/Attainment. Dent County Unclassifiable/Attainment. Douglas County Unclassifiable/Attainment. Dunklin County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. Gasconade County Unclassifiable/Attainment. Gentry County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grundy County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Henry County Unclassifiable/Attainment. Hickory County Unclassifiable/Attainment. Holt County Unclassifiable/Attainment. Howard County Unclassifiable/Attainment. Howell County Unclassifiable/Attainment. Iron County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Johnson County Unclassifiable/Attainment. Knox County Unclassifiable/Attainment. Laclede County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Lewis County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Linn County Unclassifiable/Attainment. Livingston County Unclassifiable/Attainment. McDonald County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Maries County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Mercer County Unclassifiable/Attainment. Miller County Unclassifiable/Attainment. Mississippi County Unclassifiable/Attainment. Moniteau County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Morgan County Unclassifiable/Attainment. New Madrid County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Nodaway County Unclassifiable/Attainment. Oregon County Unclassifiable/Attainment. Osage County Unclassifiable/Attainment. Ozark County Unclassifiable/Attainment. Pemiscot County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pettis County Unclassifiable/Attainment. Phelps County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Platte County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Pulaski County Unclassifiable/Attainment. Putnam County Unclassifiable/Attainment. Ralls County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Ray County Unclassifiable/Attainment. Reynolds County Unclassifiable/Attainment. Ripley County Unclassifiable/Attainment. St Charles County Unclassifiable/Attainment. St Clair County Unclassifiable/Attainment. St Genevieve County Unclassifiable/Attainment. St Francois County Unclassifiable/Attainment. St Louis City Unclassifiable/Attainment. St Louis County Unclassifiable/Attainment. Saline County Unclassifiable/Attainment. Schuyler County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Shannon County Unclassifiable/Attainment. Shelby County Unclassifiable/Attainment. Stoddard County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sullivan County Unclassifiable/Attainment. Taney County Unclassifiable/Attainment. Texas County Unclassifiable/Attainment. Vernon County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Worth County Unclassifiable/Attainment. Wright County Unclassifiable/Attainment. Missouri—2006 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Adair County Unclassifiable/Attainment. Andrew County Unclassifiable/Attainment. Atchison County Unclassifiable/Attainment. Audrain County Unclassifiable/Attainment. Barry County Unclassifiable/Attainment. Barton County Unclassifiable/Attainment. Bates County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bollinger County Unclassifiable/Attainment. Boone County Unclassifiable/Attainment. Buchanan County Unclassifiable/Attainment. Butler County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Callaway County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Cape Girardeau County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Carter County Unclassifiable/Attainment. Cass County Unclassifiable/Attainment. Cedar County Unclassifiable/Attainment. Chariton County Unclassifiable/Attainment. Christian County Unclassifiable/Attainment. Clark County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Clinton County Unclassifiable/Attainment. Cole County Unclassifiable/Attainment. Cooper County Unclassifiable/Attainment. Crawford County Unclassifiable/Attainment. Dade County Unclassifiable/Attainment. Dallas County Unclassifiable/Attainment. Daviess County Unclassifiable/Attainment. DeKalb County Unclassifiable/Attainment. Dent County Unclassifiable/Attainment. Douglas County Unclassifiable/Attainment. Dunklin County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. Gasconade County Unclassifiable/Attainment. Gentry County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grundy County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Henry County Unclassifiable/Attainment. Hickory County Unclassifiable/Attainment. Holt County Unclassifiable/Attainment. Howard County Unclassifiable/Attainment. Howell County Unclassifiable/Attainment. Iron County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Johnson County Unclassifiable/Attainment. Knox County Unclassifiable/Attainment. Laclede County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Lewis County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Linn County Unclassifiable/Attainment. Livingston County Unclassifiable/Attainment. McDonald County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Maries County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Mercer County Unclassifiable/Attainment. Miller County Unclassifiable/Attainment. Mississippi County Unclassifiable/Attainment. Moniteau County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Morgan County Unclassifiable/Attainment. New Madrid County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Nodaway County Unclassifiable/Attainment. Oregon County Unclassifiable/Attainment. Osage County Unclassifiable/Attainment. Ozark County Unclassifiable/Attainment. Pemiscot County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pettis County Unclassifiable/Attainment. Phelps County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Platte County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Pulaski County Unclassifiable/Attainment. Putnam County Unclassifiable/Attainment. Ralls County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Ray County Unclassifiable/Attainment. Reynolds County Unclassifiable/Attainment. Ripley County Unclassifiable/Attainment. St Charles County Unclassifiable/Attainment. St Clair County Unclassifiable/Attainment. St Genevieve County Unclassifiable/Attainment. St Francois County Unclassifiable/Attainment. St Louis City Unclassifiable/Attainment. St Louis County Unclassifiable/Attainment. Saline County Unclassifiable/Attainment. Schuyler County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Shannon County Unclassifiable/Attainment. Shelby County Unclassifiable/Attainment. Stoddard County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sullivan County Unclassifiable/Attainment. Taney County Unclassifiable/Attainment. Texas County Unclassifiable/Attainment. Vernon County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Worth County Unclassifiable/Attainment. Wright County Unclassifiable/Attainment. Missouri—NO2 (1971 Annual Standard)
Designated area Does not meet primary standards Cannot be classified or better than national standards Northern AQCR (137): Pike County X Ralls County X Remainder of AQCR X Remainder of State X Missouri—NO2 (2010 1-Hour Standard)
Designated area Designationa Date1 Type Adair County Unclassifiable/Attainment. Andrew County Unclassifiable/Attainment. Atchison County Unclassifiable/Attainment. Audrain County Unclassifiable/Attainment. Barry County Unclassifiable/Attainment. Barton County Unclassifiable/Attainment. Bates County Unclassifiable/Attainment. Benton County Unclassifiable/Attainment. Bollinger County Unclassifiable/Attainment. Boone County Unclassifiable/Attainment. Buchanan County Unclassifiable/Attainment. Butler County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Callaway County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Cape Girardeau County Unclassifiable/Attainment. Carroll County Unclassifiable/Attainment. Carter County Unclassifiable/Attainment. Cass County Unclassifiable/Attainment. Cedar County Unclassifiable/Attainment. Chariton County Unclassifiable/Attainment. Christian County Unclassifiable/Attainment. Clark County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Clinton County Unclassifiable/Attainment. Cole County Unclassifiable/Attainment. Cooper County Unclassifiable/Attainment. Crawford County Unclassifiable/Attainment. Dade County Unclassifiable/Attainment. Dallas County Unclassifiable/Attainment. Daviess County Unclassifiable/Attainment. DeKalb County Unclassifiable/Attainment. Dent County Unclassifiable/Attainment. Douglas County Unclassifiable/Attainment. Dunklin County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. Gasconade County Unclassifiable/Attainment. Gentry County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Grundy County Unclassifiable/Attainment. Harrison County Unclassifiable/Attainment. Henry County Unclassifiable/Attainment. Hickory County Unclassifiable/Attainment. Holt County Unclassifiable/Attainment. Howard County Unclassifiable/Attainment. Howell County Unclassifiable/Attainment. Iron County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Jasper County Unclassifiable/Attainment. Jefferson County Unclassifiable/Attainment. Johnson County Unclassifiable/Attainment. Knox County Unclassifiable/Attainment. Laclede County Unclassifiable/Attainment. Lafayette County Unclassifiable/Attainment. Lawrence County Unclassifiable/Attainment. Lewis County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. Linn County Unclassifiable/Attainment. Livingston County Unclassifiable/Attainment. McDonald County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Maries County Unclassifiable/Attainment. Marion County Unclassifiable/Attainment. Mercer County Unclassifiable/Attainment. Miller County Unclassifiable/Attainment. Mississippi County Unclassifiable/Attainment. Moniteau County Unclassifiable/Attainment. Monroe County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Morgan County Unclassifiable/Attainment. New Madrid County Unclassifiable/Attainment. Newton County Unclassifiable/Attainment. Nodaway County Unclassifiable/Attainment. Oregon County Unclassifiable/Attainment. Osage County Unclassifiable/Attainment. Ozark County Unclassifiable/Attainment. Pemiscot County Unclassifiable/Attainment. Perry County Unclassifiable/Attainment. Pettis County Unclassifiable/Attainment. Phelps County Unclassifiable/Attainment. Pike County Unclassifiable/Attainment. Platte County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Pulaski County Unclassifiable/Attainment. Putnam County Unclassifiable/Attainment. Ralls County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Ray County Unclassifiable/Attainment. Reynolds County Unclassifiable/Attainment. Ripley County Unclassifiable/Attainment. St. Charles County Unclassifiable/Attainment. St. Clair County Unclassifiable/Attainment. St. Genevieve County Unclassifiable/Attainment. St. Francois County Unclassifiable/Attainment. St. Louis County Unclassifiable/Attainment. St. Louis City Unclassifiable/Attainment. Saline County Unclassifiable/Attainment. Schuyler County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Scott County Unclassifiable/Attainment. Shannon County Unclassifiable/Attainment. Shelby County Unclassifiable/Attainment. Stoddard County Unclassifiable/Attainment. Stone County Unclassifiable/Attainment. Sullivan County Unclassifiable/Attainment. Taney County Unclassifiable/Attainment. Texas County Unclassifiable/Attainment. Vernon County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Webster County Unclassifiable/Attainment. Worth County Unclassifiable/Attainment. Wright County Unclassifiable/Attainment. Missouri—1997 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area Designationa Category/classification Date1 Type Date1 Type Kansas City, MO-KS: Cass County 5/3/05 Attainment. Clay County 5/3/05 Attainment. Jackson County 5/3/05 Attainment. Platte County 5/3/05 Attainment. St. Louis, MO–IL Franklin County 2/20/15 Attainment Jefferson County 2/20/15 Attainment St. Charles County 2/20/15 Attainment St. Louis City 2/20/15 Attainment St. Louis County 2/20/15 Attainment AQCR 094 Metro Kansas City Interstate Unclassifiable/Attainment. Buchanan County Ray County AQCR 137 N. Missouri Intrastate (part) Pike County Unclassifiable/Attainment. Ralls County Unclassifiable/Attainment. AQCR 137 N. Missouri Intrastate (remainder of)Unclassifiable/Attainment. Adair County Andrew County Atchison County Audrain County Boone County Caldwell County Callaway County Carroll County Chariton County Clark County Clinton County Cole County Cooper County Daviess County DeKalb County Gentry County Grundy County Harrison County Holt County Howard County Knox County Lewis County Lincoln County Linn County Livingston County Macon County Marion County Mercer County Moniteau County Monroe County Montgomery County Nodaway County Osage County Putnam County Randolph County Saline County Schuyler County Scotland County Shelby County Sullivan County Warren County Worth County Rest of State: Unclassifiable/Attainment Barry County Barton County Bates County Benton County Bollinger County Butler County Camden County Cape Girardeau County Carter County Cedar County Christian County Crawford County Dade County Dallas County Dent County Douglas County Dunklin County Gasconade County Greene County Henry County Hickory County Howell County Iron County Jasper County Johnson County Laclede County Lafayette County Lawrence County Madison County Maries County McDonald County Miller County Mississippi County Morgan County New Madrid County Newton County Oregon County Ozark County Pemiscot County Perry County Pettis County Phelps County Polk County Pulaski County Reynolds County Ripley County St. Clair County St. Francois County Ste. Genevieve County Scott County Shannon County Stoddard County Stone County Taney County Texas County Vernon County Washington County Wayne County Webster County Wright County Missouri—2008 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area Designation Classification Date1 Type Date1 Type St. Louis-St. Charles-Farmington, MO-IL2: Franklin County 9/20/2018 Attainment Jefferson County 9/20/2018 Attainment St. Charles County 9/20/2018 Attainment St. Louis County 9/20/2018 Attainment St. Louis City 9/20/2018 Attainment Rest of State:3 Unclassifiable/Attainment Adair County Andrew County Atchison County Audrain County Barry County Barton County Bates County Benton County Bollinger County Boone County Buchanan County Butler County Caldwell County Callaway County Camden County Cape Girardeau County Carter County Cass County Cedar County Chariton County Christian County Clark County Clay County Clinton County Cole County Cooper County Crawford County Dade County Dallas County Daviess County DeKalb County Dent County Douglas County Dunklin County Gasconade County Gentry County Greene County Grundy County Harrison County Henry County Hickory County Holt County Howard County Howell County Iron County Jackson County Jasper County Johnson County Knox County Laclede County Lafayette County Lawrence County Lewis County Lincoln County Linn County Livingston County McDonald County Macon County Madison County Maries County Marion County Mercer County Miller County Mississippi County Moniteau County Monroe County Montgomery County Morgan County New Madrid County Newton County Nodaway County Oregon County Osage County Ozark County Pemiscot County Perry County Pettis County Phelps County Pike County Platte County Polk County Pulaski County Putnam County Ralls County Randolph County Ray County Reynolds County Ripley County St. Clair County St. Genevieve County St. Francois County Saline County Schuyler County Scotland County Scott County Shannon County Shelby County Stoddard County Stone County Sullivan County Taney County Texas County Vernon County Warren County Washington County Wayne County Webster County Worth County Wright County Missouri—2015 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area1 Designation Classification Date2 Type Date2 Type St. Louis, MO-IL: Nonattainment November 7, 2022 11/7/22 Moderate. Franklin County (part). Boles Township: Jefferson County July 14, 20213 St. Charles County. St. Louis County. City of St. Louis. Adair County 1/16/18 Attainment/Unclassifiable Andrew County 1/16/18 Attainment/Unclassifiable Atchison County 1/16/18 Attainment/Unclassifiable Audrain County 1/16/18 Attainment/Unclassifiable Barry County 1/16/18 Attainment/Unclassifiable Barton County 1/16/18 Attainment/Unclassifiable Bates County 1/16/18 Attainment/Unclassifiable Benton County 1/16/18 Attainment/Unclassifiable Bollinger County 1/16/18 Attainment/Unclassifiable Boone County 1/16/18 Attainment/Unclassifiable Buchanan County 1/16/18 Attainment/Unclassifiable Butler County 1/16/18 Attainment/Unclassifiable Caldwell County 1/16/18 Attainment/Unclassifiable Callaway County 1/16/18 Attainment/Unclassifiable Camden County 1/16/18 Attainment/Unclassifiable Cape Girardeau County 1/16/18 Attainment/Unclassifiable Carroll County 1/16/18 Attainment/Unclassifiable Carter County 1/16/18 Attainment/Unclassifiable Cass County 1/16/18 Attainment/Unclassifiable Cedar County 1/16/18 Attainment/Unclassifiable Chariton County 1/16/18 Attainment/Unclassifiable Christian County 1/16/18 Attainment/Unclassifiable Clark County 1/16/18 Attainment/Unclassifiable Clay County 1/16/18 Attainment/Unclassifiable Clinton County 1/16/18 Attainment/Unclassifiable Cole County 1/16/18 Attainment/Unclassifiable Cooper County 1/16/18 Attainment/Unclassifiable Crawford County 1/16/18 Attainment/Unclassifiable Dade County 1/16/18 Attainment/Unclassifiable Dallas County 1/16/18 Attainment/Unclassifiable Daviess County 1/16/18 Attainment/Unclassifiable DeKalb County 1/16/18 Attainment/Unclassifiable Dent County 1/16/18 Attainment/Unclassifiable Douglas County 1/16/18 Attainment/Unclassifiable Dunklin County 1/16/18 Attainment/Unclassifiable Franklin County (part) remainder Attainment/Unclassifiable Gasconade County 1/16/18 Attainment/Unclassifiable Gentry County 1/16/18 Attainment/Unclassifiable Greene County 1/16/18 Attainment/Unclassifiable Grundy County 1/16/18 Attainment/Unclassifiable Harrison County 1/16/18 Attainment/Unclassifiable Henry County 1/16/18 Attainment/Unclassifiable Hickory County 1/16/18 Attainment/Unclassifiable Holt County 1/16/18 Attainment/Unclassifiable Howard County 1/16/18 Attainment/Unclassifiable Howell County 1/16/18 Attainment/Unclassifiable Iron County 1/16/18 Attainment/Unclassifiable Jackson County 1/16/18 Attainment/Unclassifiable Jasper County 1/16/18 Attainment/Unclassifiable Johnson County 1/16/18 Attainment/Unclassifiable Knox County 1/16/18 Attainment/Unclassifiable Laclede County 1/16/18 Attainment/Unclassifiable Lafayette County 1/16/18 Attainment/Unclassifiable Lawrence County 1/16/18 Attainment/Unclassifiable Lewis County 1/16/18 Attainment/Unclassifiable Lincoln County Attainment/Unclassifiable Linn County 1/16/18 Attainment/Unclassifiable Livingston County 1/16/18 Attainment/Unclassifiable McDonald County 1/16/18 Attainment/Unclassifiable Macon County 1/16/18 Attainment/Unclassifiable Madison County 1/16/18 Attainment/Unclassifiable Maries County 1/16/18 Attainment/Unclassifiable Marion County 1/16/18 Attainment/Unclassifiable Mercer County 1/16/18 Attainment/Unclassifiable Miller County 1/16/18 Attainment/Unclassifiable Mississippi County 1/16/18 Attainment/Unclassifiable Moniteau County 1/16/18 Attainment/Unclassifiable Monroe County 1/16/18 Attainment/Unclassifiable Montgomery County 1/16/18 Attainment/Unclassifiable Morgan County 1/16/18 Attainment/Unclassifiable New Madrid County 1/16/18 Attainment/Unclassifiable Newton County 1/16/18 Attainment/Unclassifiable Nodaway County 1/16/18 Attainment/Unclassifiable Oregon County 1/16/18 Attainment/Unclassifiable Osage County 1/16/18 Attainment/Unclassifiable Ozark County 1/16/18 Attainment/Unclassifiable Pemiscot County 1/16/18 Attainment/Unclassifiable Perry County 1/16/18 Attainment/Unclassifiable Pettis County 1/16/18 Attainment/Unclassifiable Phelps County 1/16/18 Attainment/Unclassifiable Pike County 1/16/18 Attainment/Unclassifiable Platte County 1/16/18 Attainment/Unclassifiable Polk County 1/16/18 Attainment/Unclassifiable Pulaski County 1/16/18 Attainment/Unclassifiable Putnam County 1/16/18 Attainment/Unclassifiable Ralls County 1/16/18 Attainment/Unclassifiable Randolph County 1/16/18 Attainment/Unclassifiable Ray County 1/16/18 Attainment/Unclassifiable Reynolds County 1/16/18 Attainment/Unclassifiable Ripley County 1/16/18 Attainment/Unclassifiable St. Clair County 1/16/18 Attainment/Unclassifiable St. Francois County Attainment/Unclassifiable Ste. Genevieve County 1/16/18 Attainment/Unclassifiable Saline County 1/16/18 Attainment/Unclassifiable Schuyler County 1/16/18 Attainment/Unclassifiable Scotland County 1/16/18 Attainment/Unclassifiable Scott County 1/16/18 Attainment/Unclassifiable Shannon County 1/16/18 Attainment/Unclassifiable Shelby County 1/16/18 Attainment/Unclassifiable Stoddard County 1/16/18 Attainment/Unclassifiable Stone County 1/16/18 Attainment/Unclassifiable Sullivan County 1/16/18 Attainment/Unclassifiable Taney County 1/16/18 Attainment/Unclassifiable Texas County 1/16/18 Attainment/Unclassifiable Vernon County 1/16/18 Attainment/Unclassifiable Warren County Attainment/Unclassifiable Washington County 1/16/18 Attainment/Unclassifiable Wayne County 1/16/18 Attainment/Unclassifiable Webster County 1/16/18 Attainment/Unclassifiable Worth County 1/16/18 Attainment/Unclassifiable Wright County 1/16/18 Attainment/Unclassifiable Missouri—1978 Lead NAAQS
Designated area Designation Classification Date Type Date Type Iron County (part) Within boundaries of Dent Township 10/18/00 Attainment Iron County (part) Within boundaries of Liberty and Arcadia Townships 10/29/04 Attainment Jefferson County (part) Within city limits of Herculaneum 1/6/92 Nonattainment Dent County 1/6/92 Unclassifiable Holt County 1/6/92 Unclassifiable Rest of State Not Designated. Missouri—2008 Lead NAAQS
Designated area Designation for the 2008 NAAQSa Date1 Type Iron, Dent, and Reynolds Counties, MO: Dent County (part) 12/31/10 Nonattainment. Sections 4, 9, 16, 21, 28, 33 of T34N, R2W Iron County (part) 12/31/10 Nonattainment. Sections 6–7, 18–19, 30–32 of T34N, R1W and Sections 1–3, 10–15, 22–27, 34–36 of T34N, R2W. Reynolds County (part) 12/31/10 Nonattainment. Sections 5–7 of T33N, R1W and Sections 1–3, 10–12 of T33N, R2W. Jefferson County, MO: Jefferson County (part) 12/31/10 Nonattainment. Within city limits of Herculaneum. Rest of State Unclassifiable/Attainment. [43 FR 8964, Mar. 3, 1978]