1. Regulations
  2. title 40
  3. chapter I-i19
  4. part 81
  5. subpart C
  6. § 81.324

View all text of Subpart C [§ 81.300 - § 81.356]

§ 81.324 - Minnesota.

Minnesota—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 AQCR 131: Anoka CountyX Carver CountyX Dakota CountyX Hennepin CountyX Ramsey CountyX Scott CountyX Washington CountyX Aitkin CountyX Becker CountyX Beltrami CountyX Benton and Stearns CountiesX Big Stone CountyX Blue Earth CountyX Brown CountyX Carlton CountyX Cass CountyX Chippewa CountyX Chisago CountyX Clay CountyX Clearwater CountyX Cook CountyX Cottonwood CountyX Crow Wing CountyX Dodge CountyX Douglas CountyX Faribault CountyX Fillmore CountyX Freeborn CountyX Goodhue CountyX Grant CountyX Houston CountyX Hubbard CountyX Isanti CountyX Itasca and Saint Louis CountiesX Jackson CountyX Kanabec CountyX Kandiyohi CountyX Kittson CountyX Koochiching CountyX Lac qui Parle CountyX Lake CountyX Lake of the Woods CountyX Le Sueur CountyX Lincoln CountyX Lyon CountyX Mahnomen CountyX Marshall CountyX Martin CountyX McLeod CountyX Meeker CountyX Mille Lacs CountyX Morrison CountyX Mower CountyX Murray CountyX Nicollet CountyX Nobles CountyX Norman CountyX Olmsted CountyX Otter Tail CountyX Pennington CountyX Pine CountyX Pipestone CountyX Polk CountyX Pope CountyX Red Lake CountyX Redwood CountyX Renville CountyX Rice CountyX Rock CountyX Roseau CountyX Saint Louis County (see Itasca County)X Sherburne CountyX Sibley CountyX Stearns (see Benton County)X Steele CountyX Stevens CountyX Swift CountyX Todd CountyX Traverse CountyX Wabasha CountyX Wadena CountyX Waseca CountyX Watonwan CountyX Wilkin CountyX Winona CountyX Wright CountyX Yellow Medicine CountyX

Minnesota—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area 1Designation Date 2Type Goodhue CountyUnclassifiable. Aitkin CountyAttainment/Unclassifiable. Anoka CountyAttainment/Unclassifiable. Becker CountyAttainment/Unclassifiable. Beltrami CountyAttainment/Unclassifiable. Benton CountyAttainment/Unclassifiable. Big Stone CountyAttainment/Unclassifiable. Blue Earth CountyAttainment/Unclassifiable. Brown CountyAttainment/Unclassifiable. Carlton CountyAttainment/Unclassifiable. Carver CountyAttainment/Unclassifiable. Cass CountyAttainment/Unclassifiable. Chippewa CountyAttainment/Unclassifiable. Chisago CountyAttainment/Unclassifiable. Clay CountyAttainment/Unclassifiable. Clearwater CountyAttainment/Unclassifiable. Cook CountyAttainment/Unclassifiable. Cottonwood CountyAttainment/Unclassifiable. Crow Wing CountyAttainment/Unclassifiable. Dakota CountyAttainment/Unclassifiable. Dodge CountyAttainment/Unclassifiable. Douglas CountyAttainment/Unclassifiable. Faribault CountyAttainment/Unclassifiable. Fillmore CountyAttainment/Unclassifiable. Freeborn CountyAttainment/Unclassifiable. Grant CountyAttainment/Unclassifiable. Hennepin CountyAttainment/Unclassifiable. Houston CountyAttainment/Unclassifiable. Hubbard CountyAttainment/Unclassifiable. Isanti CountyAttainment/Unclassifiable. Itasca CountyAttainment/Unclassifiable. Jackson CountyAttainment/Unclassifiable. Kanabec CountyAttainment/Unclassifiable. Kandiyohi CountyAttainment/Unclassifiable. Kittson CountyAttainment/Unclassifiable. Koochiching CountyAttainment/Unclassifiable. Lac qui Parle CountyAttainment/Unclassifiable. Lake CountyAttainment/Unclassifiable. Lake of the Woods CountyAttainment/Unclassifiable. Le Sueur CountyAttainment/Unclassifiable. Lincoln CountyAttainment/Unclassifiable. Lyon CountyAttainment/Unclassifiable. McLeod CountyAttainment/Unclassifiable. Mahnomen CountyAttainment/Unclassifiable. Marshall CountyAttainment/Unclassifiable. Martin CountyAttainment/Unclassifiable. Meeker CountyAttainment/Unclassifiable. Mille Lacs CountyAttainment/Unclassifiable. Morrison CountyAttainment/Unclassifiable. Mower CountyAttainment/Unclassifiable. Murray CountyAttainment/Unclassifiable. Nicollet CountyAttainment/Unclassifiable. Nobles CountyAttainment/Unclassifiable. Norman CountyAttainment/Unclassifiable. Olmsted CountyAttainment/Unclassifiable. Otter Tail CountyAttainment/Unclassifiable. Pennington CountyAttainment/Unclassifiable. Pine CountyAttainment/Unclassifiable. Pipestone CountyAttainment/Unclassifiable. Polk CountyAttainment/Unclassifiable. Pope CountyAttainment/Unclassifiable. Ramsey CountyAttainment/Unclassifiable. Red Lake CountyAttainment/Unclassifiable. Redwood CountyAttainment/Unclassifiable. Renville CountyAttainment/Unclassifiable. Rice CountyAttainment/Unclassifiable. Rock CountyAttainment/Unclassifiable. Roseau CountyAttainment/Unclassifiable. St. Louis CountyAttainment/Unclassifiable. Scott CountyAttainment/Unclassifiable. Sherburne CountyAttainment/Unclassifiable. Sibley CountyAttainment/Unclassifiable. Stearns CountyAttainment/Unclassifiable. Steele CountyAttainment/Unclassifiable. Stevens CountyAttainment/Unclassifiable. Swift CountyAttainment/Unclassifiable. Todd CountyAttainment/Unclassifiable. Traverse CountyAttainment/Unclassifiable. Wabasha CountyAttainment/Unclassifiable. Wadena CountyAttainment/Unclassifiable. Waseca CountyAttainment/Unclassifiable. Washington CountyAttainment/Unclassifiable. Watonwan CountyAttainment/Unclassifiable. Wilkin CountyAttainment/Unclassifiable. Winona CountyAttainment/Unclassifiable. Wright CountyAttainment/Unclassifiable. Yellow Medicine CountyAttainment/Unclassifiable.

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is April 9, 2018, unless otherwise noted.

Minnesota—CO

Designated area Designation Classification Date 1Type Date 1Type Minneapolis-Saint Paul Area: Anoka CountyNov. 29, 1999Attainment Carver County (part) Carver, Chanhassen, Chaska, Hamburg, Norwood, Victoria, Waconia, Watertown, Young America, Chaska Township, Laketown Township, Waconia Township, Watertown Township, Young America Township......doAttainment Dakota County (part) Apple Valley, Burnsville, Eagan, Farmington, Hastings, Inver Grove Heights, Lakeville, Lilydale, Mendota, Mendota Heights, Rosemount, South St. Paul, Sunfish Lake, West St. Paul......doAttainment Hennepin County......doAttainment Ramsey County......doAttainment Scott County (part)......doAttainment Belle Plaine, Elko, New Market, New Prague, Prior Lake, Savage, Shakopee, Credit River Township, Jackson Township, Louisville Township, New Market Township, Spring Lake Township......doAttainment Washington County (part) All cities and townships except Denmark Township Wright County (part) Albertville, Annandale, Buffalo, Clearwater, Cokato, Delano, Hanover, Monticello, Montrose, Rockford, St. Michael, South Haven, Waverly, Dayton (Wright Co. part), Buffalo Township, Chatham Township, Clearwater Township, Cokato Township, Corrinna Township, Frankfort Township, Maple Lake Township, Franklin Township, Marysville Township, Monticello Township, Ostego Township, Rockford Township, Silver Creek Township, Southside Township AQCR 131 Minneapolis-St. Paul: Intrastate (Remainder of) Carver County (part) Remainder of CountyUnclassifiable/Attainment Dakota County (part) Remainder of County......do Scott County (part) Remainder of County......do Washington County (part) Denmark Township......do Wright County (part) Remainder of County......do Aitkin County......do Becker County......do Beltrami County......do Benton County8/27/93Attainment Big Stone CountyUnclassifiable/ Attainment Blue Earth County......do Brown County......do Carlton County......do Cass County......do Chippewa County......do Chisago County......do Clay County......do Clearwater County......do Cook County......do Cottonwood County......do Crow Wing County......do Dodge County......do Douglas County......do Faribault County......do Fillmore County......do Freeborn County......do Goodhue County......do Grant County......do Houston County......do Hubbard County......do Isanti County......do Itasca County......do Jackson County......do Kanabec County......do Kandiyohi County......do Kittson County......do Koochiching County......do Lac qui Parle County......do Lake County......do Lake of the Woods County......do Le Sueur County......do Lincoln County......do Lyon County......do Mahnomen County......do Marshall County......do Martin County......do McLeod County......do Meeker County......do Mille Lacs County......do Morrison County......do Mower County......do Murray County......do Nicollet County......do Nobles County......do Norman County......do Olmsted County......do Otter Tail County......do Pennington County......do Pine County......do Pipestone County......do Polk County......do Pope County......do Red Lake County......do Redwood County......do Renville County......do Rice County......do Rock County......do Roseau County......do Saint Louis County Duluth area St. Louis County (part) City of Duluth6/13/94Attainment Remainder of CountyUnclassifiable/Attainment Sherburne County8/27/93Attainment Sibley CountyUnclassifiable/ Attainment Stearns County8/27/93Attainment Steele CountyUnclassifiable/Attainment Stevens County......do Swift County......do Todd County......do Traverse County......do Wabasha County......do Wadena County......do Waseca County......do Watonwan County......do Wilkin County......do Winona County......do Yellow Medicine County......do

1 This date is November 15, 1990, unless otherwise noted.

Minnesota—Ozone (1-Hour Standard) 2

Designated area Designation Classification Date 1Type Date 1Type Minneapolis-Saint Paul Area: Anoka CountyUnclassifiable/Attainment Carver CountyUnclassifiable/Attainment Dakota CountyUnclassifiable/Attainment Hennepin CountyUnclassifiable/Attainment Ramsey CountyUnclassifiable/Attainment Scott CountyUnclassifiable/Attainment Washington CountyUnclassifiable/Attainment Rest of StateUnclassifiable/Attainment Aitkin CountyUnclassifiable/Attainment Becker CountyUnclassifiable/Attainment Beltrami CountyUnclassifiable/Attainment Benton CountyUnclassifiable/Attainment Big Stone CountyUnclassifiable/Attainment Blue Earth CountyUnclassifiable/Attainment Brown CountyUnclassifiable/Attainment Carlton CountyUnclassifiable/Attainment Cass CountyUnclassifiable/Attainment Chippewa CountyUnclassifiable/Attainment Chisago CountyUnclassifiable/Attainment Clay CountyUnclassifiable/Attainment Clearwater CountyUnclassifiable/Attainment Cook CountyUnclassifiable/Attainment Cottonwood CountyUnclassifiable/Attainment Crowe CountyUnclassifiable/Attainment Dodge CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Faribault CountyUnclassifiable/Attainment Fillmore CountyUnclassifiable/Attainment Freeborn CountyUnclassifiable/Attainment Goodhue CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Houston CountyUnclassifiable/Attainment Hubbard CountyUnclassifiable/Attainment Isanti CountyUnclassifiable/Attainment Itasca CountyUnclassifiable/Attainment Jackson CountyUnclassifiable/Attainment Kanabec CountyUnclassifiable/Attainment Kandiyohi CountyUnclassifiable/Attainment Kittson CountyUnclassifiable/Attainment Koochiching CountyUnclassifiable/Attainment Lac qui Parle CountyUnclassifiable/Attainment Lake CountyUnclassifiable/Attainment Lake of the Woods CountyUnclassifiable/Attainment Le Sueur CountyUnclassifiable/Attainment Lincon CountyUnclassifiable/Attainment Lyon CountyUnclassifiable/Attainment Mahnomen CountyUnclassifiable/Attainment Marshall CountyUnclassifiable/Attainment Martin CountyUnclassifiable/Attainment McLeod CountyUnclassifiable/Attainment Meeker CountyUnclassifiable/Attainment Mille Lacs CountyUnclassifiable/Attainment Morrison CountyUnclassifiable/Attainment Mower CountyUnclassifiable/Attainment Murray CountyUnclassifiable/Attainment Nicollet CountyUnclassifiable/Attainment Nobles CountyUnclassifiable/Attainment Norman CountyUnclassifiable/Attainment Olmsted CountyUnclassifiable/Attainment Otter Tail CountyUnclassifiable/Attainment Pennington CountyUnclassifiable/Attainment Pine CountyUnclassifiable/Attainment Pipestone CountyUnclassifiable/Attainment Polk CountyUnclassifiable/Attainment Pope CountyUnclassifiable/Attainment Red Lake CountyUnclassifiable/Attainment Redwood CountyUnclassifiable/Attainment Renville CountyUnclassifiable/Attainment Rice CountyUnclassifiable/Attainment Rock CountyUnclassifiable/Attainment Roseau CountyUnclassifiable/Attainment Saint Louis CountyUnclassifiable/Attainment Sherburne CountyUnclassifiable/Attainment Sibley CountyUnclassifiable/Attainment Stearns CountyUnclassifiable/Attainment Steele CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment Swift CountyUnclassifiable/Attainment Todd CountyUnclassifiable/Attainment Traverse CountyUnclassifiable/Attainment Wabasha CountyUnclassifiable/Attainment Wadena CountyUnclassifiable/Attainment Waseca CountyUnclassifiable/Attainment Watonwan CountyUnclassifiable/Attainment Wilkin CountyUnclassifiable/Attainment Winona CountyUnclassifiable/Attainment Wright CountyUnclassifiable/Attainment Yellow Medicine CountyUnclassifiable/Attainment

1 This date is October 18, 2000, unless otherwise noted.

2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Minnesota.

Minnesota—PM-10

Designated area Designation Classification Date 1Type Date 1Type Minneapolis-Saint Paul Area: Anoka CountyUnclassifiable/ Attainment Carver County......do Dakota County......do Hennepin County......do Ramsey County9/24/02Attainment Scott CountyUnclassifiable/Attainment Washington County......do Aitkin County......do Becker County......do Beltrami County......do Benton County......do Big Stone County......do Blue Earth County......do Brown County......do Carlton County......do Cass County......do Chippewa County......do Chisago County......do Clay County......do Clearwater County......do Cook County......do Cottonwood County......do Crow Wing County......do Dodge County......do Douglas County......do Faribault County......do Fillmore County......do Freeborn County......do Goodhue County......do Grant County......do Houston County......do Hubbard County......do Isanti County......do Itasca County......do Jackson County......do Kanabec County......do Kandiyohi County......do Kittson County......do Koochiching County......do Lac qui Parle County......do Lake County......do Lake of the Woods County......do Le Sueur County......do Lincoln County......do Lyon County......do Mahnomen County......do Marshall County......do Martin County......do McLeod County......do Meeker County......do Mille Lacs County......do Morrison County......do Mower County......do Murray County......do Nicollet County......do Nobles County......do Norman County......do Olmsted County6/31/95Attainment Otter Tail CountyUnclassifiable/Attainment. Pennington County......do Pine County......do Pipestone County......do Polk County......do Pope County......do Red Lake County......do Redwood County......do Renville County......do Rice County......do Rock County......do Roseau County......do Saint Louis County......do Sherburne County......do Sibley County......do Stearns County......do Steele County......do Stevens County......do Swift County......do Todd County......do Traverse County......do Wabasha County......do Wadena County......do Waseca County......do Watonwan County......do Wilkin County......do Winona County......do Wright County......do Yellow Medicine County......do

1 This date is November 15, 1990, unless otherwise noted.

Minnesota—1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Statewide: Aitkin CountyUnclassifiable/Attainment. Anoka CountyUnclassifiable/Attainment. Becker CountyUnclassifiable/Attainment. Beltrami CountyUnclassifiable/Attainment. Benton CountyUnclassifiable/Attainment. Big Stone CountyUnclassifiable/Attainment. Blue Earth CountyUnclassifiable/Attainment. Brown CountyUnclassifiable/Attainment. Carlton CountyUnclassifiable/Attainment. Carver CountyUnclassifiable/Attainment. Cass CountyUnclassifiable/Attainment. Chippewa CountyUnclassifiable/Attainment. Chisago CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Clearwater CountyUnclassifiable/Attainment. Cook CountyUnclassifiable/Attainment. Cottonwood CountyUnclassifiable/Attainment. Crow Wing CountyUnclassifiable/Attainment. Dakota CountyUnclassifiable/Attainment. Dodge CountyUnclassifiable/Attainment. Douglas CountyUnclassifiable/Attainment. Faribault CountyUnclassifiable/Attainment. Fillmore CountyUnclassifiable/Attainment. Freeborn CountyUnclassifiable/Attainment. Goodhue CountyUnclassifiable/Attainment. Grant CountyUnclassifiable/Attainment. Hennepin CountyUnclassifiable/Attainment. Houston CountyUnclassifiable/Attainment. Hubbard CountyUnclassifiable/Attainment. Isanti CountyUnclassifiable/Attainment. Itasca CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Kanabec CountyUnclassifiable/Attainment. Kandiyohi CountyUnclassifiable/Attainment. Kittson CountyUnclassifiable/Attainment. Koochiching CountyUnclassifiable/Attainment. Lac qui Parle CountyUnclassifiable/Attainment. Lake CountyUnclassifiable/Attainment. Lake of the Woods CountyUnclassifiable/Attainment. Le Sueur CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. Lyon CountyUnclassifiable/Attainment. McLeod CountyUnclassifiable/Attainment. Mahnomen CountyUnclassifiable/Attainment. Marshall CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. Meeker CountyUnclassifiable/Attainment. Mille Lacs CountyUnclassifiable/Attainment. Morrison CountyUnclassifiable/Attainment. Mower CountyUnclassifiable/Attainment. Murray CountyUnclassifiable/Attainment. Nicollet CountyUnclassifiable/Attainment. Nobles CountyUnclassifiable/Attainment. Norman CountyUnclassifiable/Attainment. Olmsted CountyUnclassifiable/Attainment. Otter Tail CountyUnclassifiable/Attainment. Pennington CountyUnclassifiable/Attainment. Pine CountyUnclassifiable/Attainment. Pipestone CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Pope CountyUnclassifiable/Attainment. Ramsey CountyUnclassifiable/Attainment. Red Lake CountyUnclassifiable/Attainment. Redwood CountyUnclassifiable/Attainment. Renville CountyUnclassifiable/Attainment. Rice CountyUnclassifiable/Attainment. Rock CountyUnclassifiable/Attainment. Roseau CountyUnclassifiable/Attainment. St. Louis CountyUnclassifiable/Attainment. Scott CountyUnclassifiable/Attainment. Sherburne CountyUnclassifiable/Attainment. Sibley CountyUnclassifiable/Attainment. Stearns CountyUnclassifiable/Attainment. Steele CountyUnclassifiable/Attainment. Stevens CountyUnclassifiable/Attainment. Swift CountyUnclassifiable/Attainment. Todd CountyUnclassifiable/Attainment. Traverse CountyUnclassifiable/Attainment. Wabasha CountyUnclassifiable/Attainment. Wadena CountyUnclassifiable/Attainment. Waseca CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watonwan CountyUnclassifiable/Attainment. Wilkin CountyUnclassifiable/Attainment. Winona CountyUnclassifiable/Attainment. Wright CountyUnclassifiable/Attainment. Yellow Medicine CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

Minnesota—2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1Designation Classification Date 2Type Date 2Type Statewide: Aitkin CountyUnclassifiable/Attainment Anoka CountyUnclassifiable/Attainment Becker CountyUnclassifiable/Attainment Beltrami CountyUnclassifiable/Attainment Benton CountyUnclassifiable/Attainment Big Stone CountyUnclassifiable/Attainment Blue Earth CountyUnclassifiable/Attainment Brown CountyUnclassifiable/Attainment Carlton CountyUnclassifiable/Attainment Carver CountyUnclassifiable/Attainment Cass CountyUnclassifiable/Attainment Chippewa CountyUnclassifiable/Attainment Chisago CountyUnclassifiable/Attainment Clay CountyUnclassifiable/Attainment Clearwater CountyUnclassifiable/Attainment Cook CountyUnclassifiable/Attainment Cottonwood CountyUnclassifiable/Attainment Crow Wing CountyUnclassifiable/Attainment Dakota CountyUnclassifiable/Attainment Dodge CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Faribault CountyUnclassifiable/Attainment Fillmore CountyUnclassifiable/Attainment Freeborn CountyUnclassifiable/Attainment Goodhue CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Hennepin CountyUnclassifiable/Attainment Houston CountyUnclassifiable/Attainment Hubbard CountyUnclassifiable/Attainment Isanti CountyUnclassifiable/Attainment Itasca CountyUnclassifiable/Attainment Jackson CountyUnclassifiable/Attainment Kanabec CountyUnclassifiable/Attainment Kandiyohi CountyUnclassifiable/Attainment Kittson CountyUnclassifiable/Attainment Koochiching CountyUnclassifiable/Attainment Lac qui Parle CountyUnclassifiable/Attainment Lake CountyUnclassifiable/Attainment Lake of the Woods CountyUnclassifiable/Attainment Le Sueur CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment Lyon CountyUnclassifiable/Attainment McLeod CountyUnclassifiable/Attainment Mahnomen CountyUnclassifiable/Attainment Marshall CountyUnclassifiable/Attainment Martin CountyUnclassifiable/Attainment Meeker CountyUnclassifiable/Attainment Mille Lacs CountyUnclassifiable/Attainment Morrison CountyUnclassifiable/Attainment Mower CountyUnclassifiable/Attainment Murray CountyUnclassifiable/Attainment Nicollet CountyUnclassifiable/Attainment Nobles CountyUnclassifiable/Attainment Norman CountyUnclassifiable/Attainment Olmsted CountyUnclassifiable/Attainment Otter Tail CountyUnclassifiable/Attainment Pennington CountyUnclassifiable/Attainment Pine CountyUnclassifiable/Attainment Pipestone CountyUnclassifiable/Attainment Polk CountyUnclassifiable/Attainment Pope CountyUnclassifiable/Attainment Ramsey CountyUnclassifiable/Attainment Red Lake CountyUnclassifiable/Attainment Redwood CountyUnclassifiable/Attainment Renville CountyUnclassifiable/Attainment Rice CountyUnclassifiable/Attainment Rock CountyUnclassifiable/Attainment Roseau CountyUnclassifiable/Attainment St. Louis CountyUnclassifiable/Attainment Scott CountyUnclassifiable/Attainment Sherburne CountyUnclassifiable/Attainment Sibley CountyUnclassifiable/Attainment Stearns CountyUnclassifiable/Attainment Steele CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment Swift CountyUnclassifiable/Attainment Todd CountyUnclassifiable/Attainment Traverse CountyUnclassifiable/Attainment Wabasha CountyUnclassifiable/Attainment Wadena CountyUnclassifiable/Attainment Waseca CountyUnclassifiable/Attainment Washington CountyUnclassifiable/Attainment Watonwan CountyUnclassifiable/Attainment Wilkin CountyUnclassifiable/Attainment Winona CountyUnclassifiable/Attainment Wright CountyUnclassifiable/Attainment Yellow Medicine CountyUnclassifiable/Attainment

1 Includes areas of Indian country located in each county or area, except as otherwise specified.

2 This date is April 15, 2015, unless otherwise noted.

Minnesota—1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Statewide: Aitkin CountyUnclassifiable/Attainment. Anoka CountyUnclassifiable/Attainment. Becker CountyUnclassifiable/Attainment. Beltrami CountyUnclassifiable/Attainment. Benton CountyUnclassifiable/Attainment. Big Stone CountyUnclassifiable/Attainment. Blue Earth CountyUnclassifiable/Attainment. Brown CountyUnclassifiable/Attainment. Carlton CountyUnclassifiable/Attainment. Carver CountyUnclassifiable/Attainment. Cass CountyUnclassifiable/Attainment. Chippewa CountyUnclassifiable/Attainment. Chisago CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Clearwater CountyUnclassifiable/Attainment. Cook CountyUnclassifiable/Attainment. Cottonwood CountyUnclassifiable/Attainment. Crow Wing CountyUnclassifiable/Attainment. Dakota CountyUnclassifiable/Attainment. Dodge CountyUnclassifiable/Attainment. Douglas CountyUnclassifiable/Attainment. Faribault CountyUnclassifiable/Attainment. Fillmore CountyUnclassifiable/Attainment. Freeborn CountyUnclassifiable/Attainment. Goodhue CountyUnclassifiable/Attainment. Grant CountyUnclassifiable/Attainment. Hennepin CountyUnclassifiable/Attainment. Houston CountyUnclassifiable/Attainment. Hubbard CountyUnclassifiable/Attainment. Isanti CountyUnclassifiable/Attainment. Itasca CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Kanabec CountyUnclassifiable/Attainment. Kandiyohi CountyUnclassifiable/Attainment. Kittson CountyUnclassifiable/Attainment. Koochiching CountyUnclassifiable/Attainment. Lac qui Parle CountyUnclassifiable/Attainment. Lake CountyUnclassifiable/Attainment. Lake of the Woods CountyUnclassifiable/Attainment. Le Sueur CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. Lyon CountyUnclassifiable/Attainment. McLeod CountyUnclassifiable/Attainment. Mahnomen CountyUnclassifiable/Attainment. Marshall CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. Meeker CountyUnclassifiable/Attainment. Mille Lacs CountyUnclassifiable/Attainment. Morrison CountyUnclassifiable/Attainment. Mower CountyUnclassifiable/Attainment. Murray CountyUnclassifiable/Attainment. Nicollet CountyUnclassifiable/Attainment. Nobles CountyUnclassifiable/Attainment. Norman CountyUnclassifiable/Attainment. Olmsted CountyUnclassifiable/Attainment. Otter Tail CountyUnclassifiable/Attainment. Pennington CountyUnclassifiable/Attainment. Pine CountyUnclassifiable/Attainment. Pipestone CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Pope CountyUnclassifiable/Attainment. Ramsey CountyUnclassifiable/Attainment. Red Lake CountyUnclassifiable/Attainment. Redwood CountyUnclassifiable/Attainment. Renville CountyUnclassifiable/Attainment. Rice CountyUnclassifiable/Attainment. Rock CountyUnclassifiable/Attainment. Roseau CountyUnclassifiable/Attainment. St. Louis CountyUnclassifiable/Attainment. Scott CountyUnclassifiable/Attainment. Sherburne CountyUnclassifiable/Attainment. Sibley CountyUnclassifiable/Attainment. Stearns CountyUnclassifiable/Attainment. Steele CountyUnclassifiable/Attainment. Stevens CountyUnclassifiable/Attainment. Swift CountyUnclassifiable/Attainment. Todd CountyUnclassifiable/Attainment. Traverse CountyUnclassifiable/Attainment. Wabasha CountyUnclassifiable/Attainment. Wadena CountyUnclassifiable/Attainment. Waseca CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watonwan CountyUnclassifiable/Attainment. Wilkin CountyUnclassifiable/Attainment. Winona CountyUnclassifiable/Attainment. Wright CountyUnclassifiable/Attainment. Yellow Medicine CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

Minnesota—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Statewide: Aitkin CountyUnclassifiable/Attainment. Anoka CountyUnclassifiable/Attainment. Becker CountyUnclassifiable/Attainment. Beltrami CountyUnclassifiable/Attainment. Benton CountyUnclassifiable/Attainment. Big Stone CountyUnclassifiable/Attainment. Blue Earth CountyUnclassifiable/Attainment. Brown CountyUnclassifiable/Attainment. Carlton CountyUnclassifiable/Attainment. Carver CountyUnclassifiable/Attainment. Cass CountyUnclassifiable/Attainment. Chippewa CountyUnclassifiable/Attainment. Chisago CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Clearwater CountyUnclassifiable/Attainment. Cook CountyUnclassifiable/Attainment. Cottonwood CountyUnclassifiable/Attainment. Crow Wing CountyUnclassifiable/Attainment. Dakota CountyUnclassifiable/Attainment. Dodge CountyUnclassifiable/Attainment. Douglas CountyUnclassifiable/Attainment. Faribault CountyUnclassifiable/Attainment. Fillmore CountyUnclassifiable/Attainment. Freeborn CountyUnclassifiable/Attainment. Goodhue CountyUnclassifiable/Attainment. Grant CountyUnclassifiable/Attainment. Hennepin CountyUnclassifiable/Attainment. Houston CountyUnclassifiable/Attainment. Hubbard CountyUnclassifiable/Attainment. Isanti CountyUnclassifiable/Attainment. Itasca CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Kanabec CountyUnclassifiable/Attainment. Kandiyohi CountyUnclassifiable/Attainment. Kittson CountyUnclassifiable/Attainment. Koochiching CountyUnclassifiable/Attainment. Lac qui Parle CountyUnclassifiable/Attainment. Lake CountyUnclassifiable/Attainment. Lake of the Woods CountyUnclassifiable/Attainment. Le Sueur CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. Lyon CountyUnclassifiable/Attainment. McLeod CountyUnclassifiable/Attainment. Mahnomen CountyUnclassifiable/Attainment. Marshall CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. Meeker CountyUnclassifiable/Attainment. Mille Lacs CountyUnclassifiable/Attainment. Morrison CountyUnclassifiable/Attainment. Mower CountyUnclassifiable/Attainment. Murray CountyUnclassifiable/Attainment. Nicollet CountyUnclassifiable/Attainment. Nobles CountyUnclassifiable/Attainment. Norman CountyUnclassifiable/Attainment. Olmsted CountyUnclassifiable/Attainment. Otter Tail CountyUnclassifiable/Attainment. Pennington CountyUnclassifiable/Attainment. Pine CountyUnclassifiable/Attainment. Pipestone CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Pope CountyUnclassifiable/Attainment. Ramsey CountyUnclassifiable/Attainment. Red Lake CountyUnclassifiable/Attainment. Redwood CountyUnclassifiable/Attainment. Renville CountyUnclassifiable/Attainment. Rice CountyUnclassifiable/Attainment. Rock CountyUnclassifiable/Attainment. Roseau CountyUnclassifiable/Attainment. St. Louis CountyUnclassifiable/Attainment. Scott CountyUnclassifiable/Attainment. Sherburne CountyUnclassifiable/Attainment. Sibley CountyUnclassifiable/Attainment. Stearns CountyUnclassifiable/Attainment. Steele CountyUnclassifiable/Attainment. Stevens CountyUnclassifiable/Attainment. Swift CountyUnclassifiable/Attainment. Todd CountyUnclassifiable/Attainment. Traverse CountyUnclassifiable/Attainment. Wabasha CountyUnclassifiable/Attainment. Wadena CountyUnclassifiable/Attainment. Waseca CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watonwan CountyUnclassifiable/Attainment. Wilkin CountyUnclassifiable/Attainment. Winona CountyUnclassifiable/Attainment. Wright CountyUnclassifiable/Attainment. Yellow Medicine CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 30 days after November 13, 2009, unless otherwise noted.

Minnesota—NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Cannot be classified or better than national standards AQCR 131: Anoka CountyX Carver CountyX Dakota CountyX Hennepin CountyX Ramsey CountyX Scott CountyX Washington CountyX Aitkin CountyX Becker CountyX Beltrami CountyX Benton CountyX Big Stone CountyX Blue Earth CountyX Brown CountyX Carlton CountyX Cass CountyX Chippewa CountyX Chisago CountyX Clay CountyX Clearwater CountyX Cook CountyX Cottonwood CountyX Crow Wing CountyX Dodge CountyX Douglas CountyX Faribault CountyX Fillmore CountyX Freeborn CountyX Goodhue CountyX Grant CountyX Houston CountyX Hubbard CountyX Isanti CountyX Itasca CountyX Jackson CountyX Kanabec CountyX Kandiyohi CountyX Kittson CountyX Koochiching CountyX Lac qui Parle CountyX Lake CountyX Lake of the Woods CountyX Le Sueur CountyX Lincoln CountyX Lyon CountyX Mahnomen CountyX Marshall CountyX Martin CountyX McLeod CountyX Meeker CountyX Mille Lacs CountyX Morrison CountyX Mower CountyX Murray CountyX Nicollet CountyX Nobles CountyX Norman CountyX OlmstedX Otter Tail CountyX Pennington CountyX Pine CountyX Pipestone CountyX Polk CountyX Pope CountyX Red Lake CountyX Redwood CountyX Renville CountyX Rice CountyX Rock CountyX Roseau CountyX Saint Louis CountyX Sherburne CountyX Sibley CountyX Stearns CountyX Steele CountyX Stevens CountyX Swift CountyX Todd CountyX Traverse CountyX Wabasha CountyX Wadena CountyX Waseca CountyX Watonwan CountyX Wilkin CountyX Winona CountyX Wright CountyX Yellow Medicine CountyX

Minnesota—NO2 [2010 1-Hour standard]

Designated area Designation aDate 1Type Aitkin CountyUnclassifiable/Attainment. Anoka CountyUnclassifiable/Attainment. Becker CountyUnclassifiable/Attainment. Beltrami CountyUnclassifiable/Attainment. Benton CountyUnclassifiable/Attainment. Big Stone CountyUnclassifiable/Attainment. Blue Earth CountyUnclassifiable/Attainment. Brown CountyUnclassifiable/Attainment. Carlton CountyUnclassifiable/Attainment. Carver CountyUnclassifiable/Attainment. Cass CountyUnclassifiable/Attainment. Chippewa CountyUnclassifiable/Attainment. Chisago CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Clearwater CountyUnclassifiable/Attainment. Cook CountyUnclassifiable/Attainment. Cottonwood CountyUnclassifiable/Attainment. Crow Wing CountyUnclassifiable/Attainment. Dakota CountyUnclassifiable/Attainment. Dodge CountyUnclassifiable/Attainment. Douglas CountyUnclassifiable/Attainment. Faribault CountyUnclassifiable/Attainment. Fillmore CountyUnclassifiable/Attainment. Freeborn CountyUnclassifiable/Attainment. Goodhue CountyUnclassifiable/Attainment. Grant CountyUnclassifiable/Attainment. Hennepin CountyUnclassifiable/Attainment. Houston CountyUnclassifiable/Attainment. Hubbard CountyUnclassifiable/Attainment. Isanti CountyUnclassifiable/Attainment. Itasca CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Kanabec CountyUnclassifiable/Attainment. Kandiyohi CountyUnclassifiable/Attainment. Kittson CountyUnclassifiable/Attainment. Koochiching CountyUnclassifiable/Attainment. Lac qui Parle CountyUnclassifiable/Attainment. Lake CountyUnclassifiable/Attainment. Lake of the Woods CountyUnclassifiable/Attainment. Le Sueur CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. Lyon CountyUnclassifiable/Attainment. Mahnomen CountyUnclassifiable/Attainment. Marshall CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. McLeod CountyUnclassifiable/Attainment. Meeker CountyUnclassifiable/Attainment. Mille Lacs CountyUnclassifiable/Attainment. Morrison CountyUnclassifiable/Attainment. Mower CountyUnclassifiable/Attainment. Murray CountyUnclassifiable/Attainment. Nicollet CountyUnclassifiable/Attainment. Nobles CountyUnclassifiable/Attainment. Norman CountyUnclassifiable/Attainment. Olmsted CountyUnclassifiable/Attainment. Otter Tail CountyUnclassifiable/Attainment. Pennington CountyUnclassifiable/Attainment. Pine CountyUnclassifiable/Attainment. Pipestone CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Pope CountyUnclassifiable/Attainment. Ramsey CountyUnclassifiable/Attainment. Red Lake CountyUnclassifiable/Attainment. Redwood CountyUnclassifiable/Attainment. Renville CountyUnclassifiable/Attainment. Rice CountyUnclassifiable/Attainment. Rock CountyUnclassifiable/Attainment. Roseau CountyUnclassifiable/Attainment. Scott CountyUnclassifiable/Attainment. Sherburne CountyUnclassifiable/Attainment. Sibley CountyUnclassifiable/Attainment. St. Louis CountyUnclassifiable/Attainment. Stearns CountyUnclassifiable/Attainment. Steele CountyUnclassifiable/Attainment. Stevens CountyUnclassifiable/Attainment. Swift CountyUnclassifiable/Attainment. Todd CountyUnclassifiable/Attainment. Traverse CountyUnclassifiable/Attainment. Wabasha CountyUnclassifiable/Attainment. Wadena CountyUnclassifiable/Attainment. Waseca CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watonwan CountyUnclassifiable/Attainment. Wilkin CountyUnclassifiable/Attainment. Winona CountyUnclassifiable/Attainment. Wright CountyUnclassifiable/Attainment. Yellow Medicine CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after October 31, 2011, unless otherwise noted.

Minnesota—1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation aCategory/classification Date 1Type Date 1Type Minneapolis-Saint Paul Area: Anoka CountyUnclassifiable/Attainment Carver CountyUnclassifiable/Attainment Dakota CountyUnclassifiable/Attainment Hennepin CountyUnclassifiable/Attainment Ramsey CountyUnclassifiable/Attainment Scott CountyUnclassifiable/Attainment Washington CountyUnclassifiable/Attainment Rest of StateUnclassifiable/Attainment Aitkin CountyUnclassifiable/Attainment Becker CountyUnclassifiable/Attainment Beltrami CountyUnclassifiable/Attainment Benton CountyUnclassifiable/Attainment Big Stone CountyUnclassifiable/Attainment Blue Earth CountyUnclassifiable/Attainment Brown CountyUnclassifiable/Attainment Carlton CountyUnclassifiable/Attainment Cass CountyUnclassifiable/Attainment Chippewa CountyUnclassifiable/Attainment Chisago CountyUnclassifiable/Attainment Clay CountyUnclassifiable/Attainment Clearwater CountyUnclassifiable/Attainment Cook CountyUnclassifiable/Attainment Cottonwood CountyUnclassifiable/Attainment Crow Wing CountyUnclassifiable/Attainment Dodge CountyUnclassifiable/Attainment Douglas CountyUnclassifiable/Attainment Faribault CountyUnclassifiable/Attainment Fillmore CountyUnclassifiable/Attainment Freeborn CountyUnclassifiable/Attainment Goodhue CountyUnclassifiable/Attainment Grant CountyUnclassifiable/Attainment Houston CountyUnclassifiable/Attainment Hubbard CountyUnclassifiable/Attainment Isanti CountyUnclassifiable/Attainment Itasca CountyUnclassifiable/Attainment Jackson CountyUnclassifiable/Attainment Kanabec CountyUnclassifiable/Attainment Kandiyohi CountyUnclassifiable/Attainment Kittson CountyUnclassifiable/Attainment Koochiching CountyUnclassifiable/Attainment Lac qui Parle CountyUnclassifiable/Attainment Lake CountyUnclassifiable/Attainment Lake of the Woods CountyUnclassifiable/Attainment Le Sueur CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment Lyon CountyUnclassifiable/Attainment Mahnomen CountyUnclassifiable/Attainment Marshall CountyUnclassifiable/Attainment Martin CountyUnclassifiable/Attainment McLeod CountyUnclassifiable/Attainment Meeker CountyUnclassifiable/Attainment Mille Lacs CountyUnclassifiable/Attainment Morrison CountyUnclassifiable/Attainment Mower CountyUnclassifiable/Attainment Murray CountyUnclassifiable/Attainment Nicollet CountyUnclassifiable/Attainment Nobles CountyUnclassifiable/Attainment Norman CountyUnclassifiable/Attainment Olmsted CountyUnclassifiable/Attainment Otter Tail CountyUnclassifiable/Attainment Pennington CountyUnclassifiable/Attainment Pine CountyUnclassifiable/Attainment Pipestone CountyUnclassifiable/Attainment Polk CountyUnclassifiable/Attainment Pope CountyUnclassifiable/Attainment Red Lake CountyUnclassifiable/Attainment Redwood CountyUnclassifiable/Attainment Renville CountyUnclassifiable/Attainment Rice CountyUnclassifiable/Attainment Rock CountyUnclassifiable/Attainment Roseau CountyUnclassifiable/Attainment St. Louis CountyUnclassifiable/Attainment Sherburne CountyUnclassifiable/Attainment Sibley CountyUnclassifiable/Attainment Stearns CountyUnclassifiable/Attainment Steele CountyUnclassifiable/Attainment Stevens CountyUnclassifiable/Attainment Swift CountyUnclassifiable/Attainment Todd CountyUnclassifiable/Attainment Traverse CountyUnclassifiable/Attainment Wabasha CountyUnclassifiable/Attainment Wadena CountyUnclassifiable/Attainment Waseca CountyUnclassifiable/Attainment Watonwan CountyUnclassifiable/Attainment Wilkin CountyUnclassifiable/Attainment Winona CountyUnclassifiable/Attainment Wright CountyUnclassifiable/Attainment Yellow Medicine CountyUnclassifiable/Attainment

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is June 15, 2004, unless otherwise noted.

Minnesota—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification Date 1Type Date 1Type Statewide and Any Areas of Indian CountryUnclassifiable/Attainment

1 This date is July 20, 2012, unless otherwise noted.

Minnesota—1978 Lead NAAQS

Designated area Designation Classification Date Type Date Type Dakota County12/19/94Attainment Rest of State not designated.

Minnesota—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1Designation Classification Date 2Type Date Type Aitkin CountyAttainment/Unclassifiable Anoka CountyAttainment/Unclassifiable Becker CountyAttainment/Unclassifiable Beltrami CountyAttainment/Unclassifiable Benton CountyAttainment/Unclassifiable Big Stone CountyAttainment/Unclassifiable Blue Earth CountyAttainment/Unclassifiable Brown CountyAttainment/Unclassifiable Carlton CountyAttainment/Unclassifiable Carver CountyAttainment/Unclassifiable Cass CountyAttainment/Unclassifiable Chippewa CountyAttainment/Unclassifiable Chisago CountyAttainment/Unclassifiable Clay CountyAttainment/Unclassifiable Clearwater CountyAttainment/Unclassifiable Cook CountyAttainment/Unclassifiable Cottonwood CountyAttainment/Unclassifiable Crow Wing CountyAttainment/Unclassifiable Dakota CountyAttainment/Unclassifiable Dodge CountyAttainment/Unclassifiable Douglas CountyAttainment/Unclassifiable Faribault CountyAttainment/Unclassifiable Fillmore CountyAttainment/Unclassifiable Freeborn CountyAttainment/Unclassifiable Goodhue CountyAttainment/Unclassifiable Grant CountyAttainment/Unclassifiable Hennepin CountyAttainment/Unclassifiable Houston CountyAttainment/Unclassifiable Hubbard CountyAttainment/Unclassifiable Isanti CountyAttainment/Unclassifiable Itasca CountyAttainment/Unclassifiable Jackson CountyAttainment/Unclassifiable Kanabec CountyAttainment/Unclassifiable Kandiyohi CountyAttainment/Unclassifiable Kittson CountyAttainment/Unclassifiable Koochiching CountyAttainment/Unclassifiable Lac qui Parle CountyAttainment/Unclassifiable Lake CountyAttainment/Unclassifiable Lake of the Woods CountyAttainment/Unclassifiable Le Sueur CountyAttainment/Unclassifiable Lincoln CountyAttainment/Unclassifiable Lyon CountyAttainment/Unclassifiable McLeod CountyAttainment/Unclassifiable Mahnomen CountyAttainment/Unclassifiable Marshall CountyAttainment/Unclassifiable Martin CountyAttainment/Unclassifiable Meeker CountyAttainment/Unclassifiable Mille Lacs CountyAttainment/Unclassifiable Morrison CountyAttainment/Unclassifiable Mower CountyAttainment/Unclassifiable Murray CountyAttainment/Unclassifiable Nicollet CountyAttainment/Unclassifiable Nobles CountyAttainment/Unclassifiable Norman CountyAttainment/Unclassifiable Olmsted CountyAttainment/Unclassifiable Otter Tail CountyAttainment/Unclassifiable Pennington CountyAttainment/Unclassifiable Pine CountyAttainment/Unclassifiable Pipestone CountyAttainment/Unclassifiable Polk CountyAttainment/Unclassifiable Pope CountyAttainment/Unclassifiable Ramsey CountyAttainment/Unclassifiable Red Lake CountyAttainment/Unclassifiable Redwood CountyAttainment/Unclassifiable Renville CountyAttainment/Unclassifiable Rice CountyAttainment/Unclassifiable Rock CountyAttainment/Unclassifiable Roseau CountyAttainment/Unclassifiable St. Louis CountyAttainment/Unclassifiable Scott CountyAttainment/Unclassifiable Sherburne CountyAttainment/Unclassifiable Sibley CountyAttainment/Unclassifiable Stearns CountyAttainment/Unclassifiable Steele CountyAttainment/Unclassifiable Stevens CountyAttainment/Unclassifiable Swift CountyAttainment/Unclassifiable Todd CountyAttainment/Unclassifiable Traverse CountyAttainment/Unclassifiable Wabasha CountyAttainment/Unclassifiable Wadena CountyAttainment/Unclassifiable Waseca CountyAttainment/Unclassifiable Washington CountyAttainment/Unclassifiable Watonwan CountyAttainment/Unclassifiable Wilkin CountyAttainment/Unclassifiable Winona CountyAttainment/Unclassifiable Wright CountyAttainment/Unclassifiable Yellow Medicine CountyAttainment/Unclassifiable Fond du Lac Band of Lake Superior Chippewa Indian Tribe 3Attainment/Unclassifiable

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is January 16, 2018, unless otherwise noted.

3 Includes Indian country of the tribe listed in this table located in the identified area. Information pertaining to areas of Indian country in this table is intended for Clean Air Act planning purposes only and is not an EPA determination of Indian country status or any Indian country boundary. EPA lacks the authority to establish Indian country land status, and is making no determination of Indian country boundaries, in this table.

Minnesota—2008 Lead NAAQS

Designated area Designation for the 2008 NAAQS aDate 1Type Eagan, MN: Dakota County (part)12/31/10Nonattainment. Portions of Dakota County that are bounded by: Lone Oak Rd. (County Rd. 26) to the north, County Rd. 63 to the east, Wescott Rd. to the south, and Lexington Ave. (County Rd. 43) to the west. Rest of StateUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 December 31, 2011 unless otherwise noted.

[58 FR 50277, Sept. 27, 1993] Editorial Note:For Federal Register citations affecting § 81.324, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.

AUTHORITY: 42 U.S.C. 7401,

SOURCE: 36 FR 22421, Nov. 25, 1971, unless otherwise noted.

CITE AS: 40 CFR 81.324