Iowa--TSP----------------------------------------------------------------------------------------------------------------
Does not
Does not meet Cannot be Better than
Designated area meet primary secondary classified national
standards standards standards----------------------------------------------------------------------------------------------------------------Central portion of Waterloo............................. ............ ............ XCedar Falls Township.................................... ............ ............ XEast Waterloo Township.................................. ............ ............ XRemainder of Black Hawk County.......................... ............ ............ ............ XMason City--A portion of Cerro Gordo County contained ............ ............ X
entirely within sections 27, 28, 29, 32, 33, 34 and 35
of T97N R20W and sections 2, 3, 4 and 5 of T96N R20W...Mason City--two separate portions of Cerro Gordo County ............ ............ X
contained entirely within sections 13, 24 and 25 of
T97N R21W; sections 18, 19, 20, 21, 30, 31 and 35 of
T97N R20W; and sections 1, 2, 3, 4, 5, 8, 9, 10, 11,
12, 15, 16 and 17 of T96N R20W.........................Falls Township.......................................... ............ ............ XLake Township........................................... ............ ............ XLincoln Township........................................ ............ ............ XRemainder of Cerro Gordo County......................... ............ ............ ............ XAn area around downtown Clinton......................... ............ ............ XComanche Township....................................... ............ ............ XRemainder of Clinton County............................. ............ ............ ............ XBurlington Township..................................... ............ ............ XRemainder of Des Moines County.......................... ............ ............ ............ XIowa City Township...................................... ............ ............ XRemainder of Johnson County............................. ............ ............ ............ XAn area in and near Keokuk.............................. ............ ............ XJackson Township........................................ ............ ............ XJefferson Township...................................... ............ ............ XMadison Township........................................ ............ ............ XRemainder of Lee County................................. ............ ............ ............ XCedar Rapids--a portion of Linn County contained ............ ............ X
entirely within T 82 N., R 7 W.; and T 83 N., R 7 W....Bertram Township........................................ ............ ............ XClinton Township........................................ ............ ............ XCollege Township........................................ ............ ............ XFairfax Township........................................ ............ ............ XMarion Township......................................... ............ ............ XMonroe Township......................................... ............ ............ XPutnam Township......................................... ............ ............ XRemainder of Linn County................................ ............ ............ ............ XThe central portion of Marshalltown..................... ............ ............ XRemainder of Marshall County............................ ............ ............ ............ XThe central and southern portions of Muscatine.......... ............ ............ XFruitland Township...................................... ............ ............ XSweetland Township...................................... ............ ............ XMontpelier Township..................................... ............ ............ XRemainder of Muscatine County........................... ............ ............ ............ XAn area of central Des Moines east of U.S. Highway 65 & ............ ............ X
69 (E. 14th Street)....................................Portions of Polk County contained entirely within T 78 ............ ............ X
N. R 23 W.; T 78 N. R 24 W.; T 78 N. R 25 W.; T 80 R 24
W.; T 79 N. R 23 W.; T 79 N. R 24 W.; and T 79 R 25 W..Clay Township........................................... ............ ............ XDouglas Township........................................ ............ ............ XJefferson Township...................................... ............ ............ XRemainder of Polk County................................ ............ ............ ............ XThe western portion of Council Bluffs and Carter Lake... ............ ............ XLake Township........................................... ............ ............ XLewis Township.......................................... ............ ............ XRemainder of Pottawatomie County........................ ............ ............ ............ XPortions of Buffalo, Davenport, Bettendorf and Riverdale ............ ............ XRemainder of Scott County............................... ............ ............ ............ XCenter Township......................................... ............ ............ XRemainder of Wapello County............................. ............ ............ ............ XThe central portion Ft. Dodge........................... ............ ............ XOtho Township........................................... ............ ............ XRemainder of Webster County............................. ............ ............ ............ XThe central and southern portions of Sioux City......... ............ ............ XLiberty Township........................................ ............ ............ XWoodbury Township....................................... ............ ............ X
Remainder of Woodbury County............................ ............ ............ ............ XRemainder of State...................................... ............ ............ ............ X----------------------------------------------------------------------------------------------------------------\1\ EPA designation replaces State designation.
Iowa--1971 Sulfur Dioxide NAAQS (Primary and Secondary)----------------------------------------------------------------------------------------------------------------
Does not meet
Designated area Does not meet secondary Cannot be Better than
primary standards standards classified national standards----------------------------------------------------------------------------------------------------------------Entire state....................... ................. ................. ................. X----------------------------------------------------------------------------------------------------------------
Iowa--2010 Sulfur Dioxide NAAQS (Primary)------------------------------------------------------------------------
Designation
Designated area ----------------------------------------
Date Type------------------------------------------------------------------------Muscatine, IA\1\............... 10-4-13 Nonattainment.
Muscatine County (part)
Sections 1-3, 10-15, 22-
27, 34-36 of T77N, R3W
(Lake Township)
Sections 1-3, 10-15, 22-
27, 34-36 of T76N, R3W
(Seventy-six Township)
T77N, R2W (Bloomington
Township).
T76N, R2W (Fruitland
Township)
All sections except 1,
12, 13, 24, 25, 36 of
T77N, R1W (Sweetland
Township)------------------------------------------------------------------------\1\ Excludes Indian country located in each area, if any, unless
otherwise specified.
Iowa--Carbon Monoxide----------------------------------------------------------------------------------------------------------------
Designation Classification
Designated Area ---------------------------------------------------------------------------
Date \1\ Type Date \1\ Type----------------------------------------------------------------------------------------------------------------Statewide........................... ......... Unclassifiable/Attainment
Adair County
Adams County
Allamakee County
Appanoose County
Audubon County
Benton County
Black Hawk County
Boone County
Bremer County
Buchanan County
Buena Vista County
Butler County
Calhoun County
Carroll County
Cass County
Cedar County
Cerro Gordo County
Cherokee County
Chickasaw County
Clarke County
Clay County
Clayton County
Clinton County
Crawford County
Dallas County
Davis County
Decatur County
Delaware County
Des Moines County
Dickinson County
Dubuque County
Emmet County
Fayette County
Floyd County
Franklin County
Fremont County
Greene County
Grundy County
Guthrie County
Hamilton County
Hancock County
Hardin County
Harrison County
Henry County
Howard County
Humboldt County
Ida County
Iowa County
Jackson County
Jasper County
Jefferson County
Johnson County
Jones County
Keokuk County
Kossuth County
Lee County
Linn County
Louisa County
Lucas County
Lyon County
Madison County
Mahaska County
Marion County
Marshall County
Mills County
Mitchell County
Monona County
Monroe County
Montgomery County
Muscatine County
O'Brien County
Osceola County
Page County
Palo Alto County
Plymouth County
Pocahontas County
Polk County
Pottawattamie County
Poweshiek County
Ringgold County
Sac County
Scott County
Shelby County
Sioux County
Story County
Tama County
Taylor County
Union County
Van Buren County
Wapello County
Warren County
Washington County
Wayne County
Webster County
Winnebago County
Winneshiek County
Woodbury County
Worth County
Wright County----------------------------------------------------------------------------------------------------------------\1\ This date is November 15, 1990, unless otherwise noted.
Iowa--Ozone (1-Hour Standard)\2\----------------------------------------------------------------------------------------------------------------
Designation Classification
Designated area ---------------------------------------------------------------------------
Date\1\ Type Date\1\ Type----------------------------------------------------------------------------------------------------------------Statewide........................... ......... Unclassifiable/Attainment
Adair County
Adams County
Allamakee County
Appanoose County
Audubon County
Benton County
Black Hawk County
Boone County
Bremer County
Buchanan County
Buena Vista County
Butler County
Calhoun County
Carroll County
Cass County
Cedar County
Cerro Gordo County
Cherokee County
Chickasaw County
Clarke County
Clay County
Clayton County
Clinton County
Crawford County
Dallas County
Davis County
Decatur County
Delaware County
Des Moines County
Dickinson County
Dubuque County
Emmet County
Fayette County
Floyd County
Franklin County
Fremont County
Greene County
Grundy County
Guthrie County
Hamilton County
Hancock County
Hardin County
Harrison County
Henry County
Howard County
Humboldt County
Ida County
Iowa County
Jackson County
Jasper County
Jefferson County
Johnson County
Jones County
Keokuk County
Kossuth County
Lee County
Linn County
Louisa County
Lucas County
Lyon County
Madison County
Mahaska County
Marion County
Marshall County
Mills County
Mitchell County
Monona County
Monroe County
Montgomery County
Muscatine County
O'Brien County
Osceola County
Page County
Palo Alto County
Plymouth County
Pocahontas County
Polk County
Pottawattamie County
Poweshiek County
Ringgold County
Sac County
Scott County
Shelby County
Sioux County
Story County
Tama County
Taylor County
Union County
Van Buren County
Wapello County
Warren County
Washington County
Wayne County
Webster County
Winnebago County
Winneshiek County
Woodbury County
Worth County
Wright County----------------------------------------------------------------------------------------------------------------\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 Iowa.
Iowa--1997 Annual PM2.5 NAAQS
[Primary and secondary]----------------------------------------------------------------------------------------------------------------
Designation \a\ Classification
Designated area -----------------------------------------------------------------------------
Date \1\ Type Date Type----------------------------------------------------------------------------------------------------------------Statewide:
Adair County.................. .............. Unclassifiable/
Attainment.
Adams County.................. .............. Unclassifiable/
Attainment.
Allamakee County.............. .............. Unclassifiable/
Attainment.
Appanoose County.............. .............. Unclassifiable/
Attainment.
Audubon County................ .............. Unclassifiable/
Attainment.
Benton County................. .............. Unclassifiable/
Attainment.
Black Hawk County............. .............. Unclassifiable/
Attainment.
Boone County.................. .............. Unclassifiable/
Attainment.
Bremer County................. .............. Unclassifiable/
Attainment.
Buchanan County............... .............. Unclassifiable/
Attainment.
Buena Vista County............ .............. Unclassifiable/
Attainment.
Butler County................. .............. Unclassifiable/
Attainment.
Calhoun County................ .............. Unclassifiable/
Attainment.
Carroll County................ .............. Unclassifiable/
Attainment.
Cass County................... .............. Unclassifiable/
Attainment.
Cedar County.................. .............. Unclassifiable/
Attainment.
Cerro Gordo County............ .............. Unclassifiable/
Attainment.
Cherokee County............... .............. Unclassifiable/
Attainment.
Chickasaw County.............. .............. Unclassifiable/
Attainment.
Clarke County................. .............. Unclassifiable/
Attainment.
Clay County................... .............. Unclassifiable/
Attainment.
Clayton County................ .............. Unclassifiable/
Attainment.
Clinton County................ .............. Unclassifiable/
Attainment.
Crawford County............... .............. Unclassifiable/
Attainment.
Dallas County................. .............. Unclassifiable/
Attainment.
Davis County.................. .............. Unclassifiable/
Attainment.
Decatur County................ .............. Unclassifiable/
Attainment.
Delaware County............... .............. Unclassifiable/
Attainment.
Des Moines County............. .............. Unclassifiable/
Attainment.
Dickinson County.............. .............. Unclassifiable/
Attainment.
Dubuque County................ .............. Unclassifiable/
Attainment.
Emmet County.................. .............. Unclassifiable/
Attainment.
Fayette County................ .............. Unclassifiable/
Attainment.
Floyd County.................. .............. Unclassifiable/
Attainment.
Franklin County............... .............. Unclassifiable/
Attainment.
Fremont County................ .............. Unclassifiable/
Attainment.
Greene County................. .............. Unclassifiable/
Attainment.
Grundy County................. .............. Unclassifiable/
Attainment.
Guthrie County................ .............. Unclassifiable/
Attainment.
Hamilton County............... .............. Unclassifiable/
Attainment.
Hancock County................ .............. Unclassifiable/
Attainment.
Hardin County................. .............. Unclassifiable/
Attainment.
Harrison County............... .............. Unclassifiable/
Attainment.
Henry County.................. .............. Unclassifiable/
Attainment.
Howard County................. .............. Unclassifiable/
Attainment.
Humboldt County............... .............. Unclassifiable/
Attainment.
Ida County.................... .............. Unclassifiable/
Attainment.
Iowa County................... .............. Unclassifiable/
Attainment.
Jackson County................ .............. Unclassifiable/
Attainment.
Jasper County................. .............. Unclassifiable/
Attainment.
Jefferson County.............. .............. Unclassifiable/
Attainment.
Johnson County................ .............. Unclassifiable/
Attainment.
Jones County.................. .............. Unclassifiable/
Attainment.
Keokuk County................. .............. Unclassifiable/
Attainment.
Kossuth County................ .............. Unclassifiable/
Attainment.
Lee County.................... .............. Unclassifiable/
Attainment.
Linn County................... .............. Unclassifiable/
Attainment.
Louisa County................. .............. Unclassifiable/
Attainment.
Lucas County.................. .............. Unclassifiable/
Attainment.
Lyon County................... .............. Unclassifiable/
Attainment.
Madison County................ .............. Unclassifiable/
Attainment.
Mahaska County................ .............. Unclassifiable/
Attainment.
Marion County................. .............. Unclassifiable/
Attainment.
Marshall County............... .............. Unclassifiable/
Attainment.
Mills County.................. .............. Unclassifiable/
Attainment.
Mitchell County............... .............. Unclassifiable/
Attainment.
Monona County................. .............. Unclassifiable/
Attainment.
Monroe County................. .............. Unclassifiable/
Attainment.
Montgomery County............. .............. Unclassifiable/
Attainment.
Muscatine County.............. .............. Unclassifiable/
Attainment.
O'Brien County................ .............. Unclassifiable/
Attainment.
Osceola County................ .............. Unclassifiable/
Attainment.
Page County................... .............. Unclassifiable/
Attainment.
Palo Alto County.............. .............. Unclassifiable/
Attainment.
Plymouth County............... .............. Unclassifiable/
Attainment.
Pocahontas County............. .............. Unclassifiable/
Attainment.
Polk County................... .............. Unclassifiable/
Attainment.
Pottawattamie County.......... .............. Unclassifiable/
Attainment.
Poweshiek County.............. .............. Unclassifiable/
Attainment.
Ringgold County............... .............. Unclassifiable/
Attainment.
Sac County.................... .............. Unclassifiable/
Attainment.
Scott County.................. .............. Unclassifiable/
Attainment.
Shelby County................. .............. Unclassifiable/
Attainment.
Sioux County.................. .............. Unclassifiable/
Attainment.
Story County.................. .............. Unclassifiable/
Attainment.
Tama County................... .............. Unclassifiable/
Attainment.
Taylor County................. .............. Unclassifiable/
Attainment.
Union County.................. .............. Unclassifiable/
Attainment.
Van Buren County.............. .............. Unclassifiable/
Attainment.
Wapello County................ .............. Unclassifiable/
Attainment.
Warren County................. .............. Unclassifiable/
Attainment.
Washington County............. .............. Unclassifiable/
Attainment.
Wayne County.................. .............. Unclassifiable/
Attainment.
Webster County................ .............. Unclassifiable/
Attainment.
Winnebago County.............. .............. Unclassifiable/
Attainment.
Winneshiek County............. .............. Unclassifiable/
Attainment.
Woodbury County............... .............. Unclassifiable/
Attainment.
Worth County.................. .............. Unclassifiable/
Attainment.
Wright County................. .............. Unclassifiable/
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.
Iowa--2012 Annual PM2.5 NAAQS
[Primary]--------------------------------------------------------------------------------------------------------------------------------------------------------
Designation Classification
Designated area \1\ ---------------------------------------------------------------------------------------------------------------
Date \2\ Type Date \2\ Type--------------------------------------------------------------------------------------------------------------------------------------------------------Statewide:
Adair County........................ ........... Unclassifiable/Attainment................
Adams County........................ ........... Unclassifiable/Attainment................
Allamakee County.................... ........... Unclassifiable/Attainment................
Appanoose County.................... ........... Unclassifiable/Attainment................
Audubon County...................... ........... Unclassifiable/Attainment................
Benton County....................... ........... Unclassifiable/Attainment................
Black Hawk County................... ........... Unclassifiable/Attainment................
Boone County........................ ........... Unclassifiable/Attainment................
Bremer County....................... ........... Unclassifiable/Attainment................
Buchanan County..................... ........... Unclassifiable/Attainment................
Buena Vista County.................. ........... Unclassifiable/Attainment................
Butler County....................... ........... Unclassifiable/Attainment................
Calhoun County...................... ........... Unclassifiable/Attainment................
Carroll County...................... ........... Unclassifiable/Attainment................
Cass County......................... ........... Unclassifiable/Attainment................
Cedar County........................ ........... Unclassifiable/Attainment................
Cerro Gordo County.................. ........... Unclassifiable/Attainment................
Cherokee County..................... ........... Unclassifiable/Attainment................
Chickasaw County.................... ........... Unclassifiable/Attainment................
Clarke County....................... ........... Unclassifiable/Attainment................
Clay County......................... ........... Unclassifiable/Attainment................
Clayton County...................... ........... Unclassifiable/Attainment................
Clinton County...................... ........... Unclassifiable/Attainment................
Crawford County..................... ........... Unclassifiable/Attainment................
Dallas County....................... ........... Unclassifiable/Attainment................
Davis County........................ ........... Unclassifiable/Attainment................
Decatur County...................... ........... Unclassifiable/Attainment................
Delaware County..................... ........... Unclassifiable/Attainment................
Des Moines County................... ........... Unclassifiable/Attainment................
Dickinson County.................... ........... Unclassifiable/Attainment................
Dubuque County...................... ........... Unclassifiable/Attainment................
Emmet County........................ ........... Unclassifiable/Attainment................
Fayette County...................... ........... Unclassifiable/Attainment................
Floyd County........................ ........... Unclassifiable/Attainment................
Franklin County..................... ........... Unclassifiable/Attainment................
Fremont County...................... ........... Unclassifiable/Attainment................
Greene County....................... ........... Unclassifiable/Attainment................
Grundy County....................... ........... Unclassifiable/Attainment................
Guthrie County...................... ........... Unclassifiable/Attainment................
Hamilton County..................... ........... Unclassifiable/Attainment................
Hancock County...................... ........... Unclassifiable/Attainment................
Hardin County....................... ........... Unclassifiable/Attainment................
Harrison County..................... ........... Unclassifiable/Attainment................
Henry County........................ ........... Unclassifiable/Attainment................
Howard County....................... ........... Unclassifiable/Attainment................
Humboldt County..................... ........... Unclassifiable/Attainment................
Ida County.......................... ........... Unclassifiable/Attainment................
Iowa County......................... ........... Unclassifiable/Attainment................
Jackson County...................... ........... Unclassifiable/Attainment................
Jasper County....................... ........... Unclassifiable/Attainment................
Jefferson County.................... ........... Unclassifiable/Attainment................
Johnson County...................... ........... Unclassifiable/Attainment................
Jones County........................ ........... Unclassifiable/Attainment................
Keokuk County....................... ........... Unclassifiable/Attainment................
Kossuth County...................... ........... Unclassifiable/Attainment................
Lee County.......................... ........... Unclassifiable/Attainment................
Linn County......................... ........... Unclassifiable/Attainment................
Louisa County....................... ........... Unclassifiable/Attainment................
Lucas County........................ ........... Unclassifiable/Attainment................
Lyon County......................... ........... Unclassifiable/Attainment................
Madison County...................... ........... Unclassifiable/Attainment................
Mahaska County...................... ........... Unclassifiable/Attainment................
Marion County....................... ........... Unclassifiable/Attainment................
Marshall County..................... ........... Unclassifiable/Attainment................
Mills County........................ ........... Unclassifiable/Attainment................
Mitchell County..................... ........... Unclassifiable/Attainment................
Monona County....................... ........... Unclassifiable/Attainment................
Monroe County....................... ........... Unclassifiable/Attainment................
Montgomery County................... ........... Unclassifiable/Attainment................
Muscatine County.................... ........... Unclassifiable/Attainment................
O'Brien County...................... ........... Unclassifiable/Attainment................
Osceola County...................... ........... Unclassifiable/Attainment................
Page County......................... ........... Unclassifiable/Attainment................
Palo Alto County.................... ........... Unclassifiable/Attainment................
Plymouth County..................... ........... Unclassifiable/Attainment................
Pocahontas County................... ........... Unclassifiable/Attainment................
Polk County......................... ........... Unclassifiable/Attainment................
Pottawattamie County................ ........... Unclassifiable/Attainment................
Poweshiek County.................... ........... Unclassifiable/Attainment................
Ringgold County..................... ........... Unclassifiable/Attainment................
Sac County.......................... ........... Unclassifiable/Attainment................
Scott County........................ ........... Unclassifiable/Attainment................
Shelby County....................... ........... Unclassifiable/Attainment................
Sioux County........................ ........... Unclassifiable/Attainment................
Story County........................ ........... Unclassifiable/Attainment................
Tama County......................... ........... Unclassifiable/Attainment................
Taylor County....................... ........... Unclassifiable/Attainment................
Union County........................ ........... Unclassifiable/Attainment................
Van Buren County.................... ........... Unclassifiable/Attainment................
Wapello County...................... ........... Unclassifiable/Attainment................
Warren County....................... ........... Unclassifiable/Attainment................
Washington County................... ........... Unclassifiable/Attainment................
Wayne County........................ ........... Unclassifiable/Attainment................
Webster County...................... ........... Unclassifiable/Attainment................
Winnebago County.................... ........... Unclassifiable/Attainment................
Winneshiek County................... ........... Unclassifiable/Attainment................
Woodbury County..................... ........... Unclassifiable/Attainment................
Worth County........................ ........... Unclassifiable/Attainment................
Wright County....................... ........... Unclassifiable/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.
Iowa--1997 24-Hour PM2.5 NAAQS
[Primary and secondary]----------------------------------------------------------------------------------------------------------------
Designation\a\ Classification
Designated area -----------------------------------------------------------------------------
Date\1\ Type Date Type----------------------------------------------------------------------------------------------------------------Statewide:
Adair County.................. .............. Unclassifiable/
Attainment.
Adams County.................. .............. Unclassifiable/
Attainment.
Allamakee County.............. .............. Unclassifiable/
Attainment.
Appanoose County.............. .............. Unclassifiable/
Attainment.
Audubon County................ .............. Unclassifiable/
Attainment.
Benton County................. .............. Unclassifiable/
Attainment.
Black Hawk County............. .............. Unclassifiable/
Attainment.
Boone County.................. .............. Unclassifiable/
Attainment.
Bremer County................. .............. Unclassifiable/
Attainment.
Buchanan County............... .............. Unclassifiable/
Attainment.
Buena Vista County............ .............. Unclassifiable/
Attainment.
Butler County................. .............. Unclassifiable/
Attainment.
Calhoun County................ .............. Unclassifiable/
Attainment.
Carroll County................ .............. Unclassifiable/
Attainment.
Cass County................... .............. Unclassifiable/
Attainment.
Cedar County.................. .............. Unclassifiable/
Attainment.
Cerro Gordo County............ .............. Unclassifiable/
Attainment.
Cherokee County............... .............. Unclassifiable/
Attainment.
Chickasaw County.............. .............. Unclassifiable/
Attainment.
Clarke County................. .............. Unclassifiable/
Attainment.
Clay County................... .............. Unclassifiable/
Attainment.
Clayton County................ .............. Unclassifiable/
Attainment.
Clinton County................ .............. Unclassifiable/
Attainment.
Crawford County............... .............. Unclassifiable/
Attainment.
Dallas County................. .............. Unclassifiable/
Attainment.
Davis County.................. .............. Unclassifiable/
Attainment.
Decatur County................ .............. Unclassifiable/
Attainment.
Delaware County............... .............. Unclassifiable/
Attainment.
Des Moines County............. .............. Unclassifiable/
Attainment.
Dickinson County.............. .............. Unclassifiable/
Attainment.
Dubuque County................ .............. Unclassifiable/
Attainment.
Emmet County.................. .............. Unclassifiable/
Attainment.
Fayette County................ .............. Unclassifiable/
Attainment.
Floyd County.................. .............. Unclassifiable/
Attainment.
Franklin County............... .............. Unclassifiable/
Attainment.
Fremont County................ .............. Unclassifiable/
Attainment.
Greene County................. .............. Unclassifiable/
Attainment.
Grundy County................. .............. Unclassifiable/
Attainment.
Guthrie County................ .............. Unclassifiable/
Attainment.
Hamilton County............... .............. Unclassifiable/
Attainment.
Hancock County................ .............. Unclassifiable/
Attainment.
Hardin County................. .............. Unclassifiable/
Attainment.
Harrison County............... .............. Unclassifiable/
Attainment.
Henry County.................. .............. Unclassifiable/
Attainment.
Howard County................. .............. Unclassifiable/
Attainment.
Humboldt County............... .............. Unclassifiable/
Attainment.
Ida County.................... .............. Unclassifiable/
Attainment.
Iowa County................... .............. Unclassifiable/
Attainment.
Jackson County................ .............. Unclassifiable/
Attainment.
Jasper County................. .............. Unclassifiable/
Attainment.
Jefferson County.............. .............. Unclassifiable/
Attainment.
Johnson County................ .............. Unclassifiable/
Attainment.
Jones County.................. .............. Unclassifiable/
Attainment.
Keokuk County................. .............. Unclassifiable/
Attainment.
Kossuth County................ .............. Unclassifiable/
Attainment.
Lee County.................... .............. Unclassifiable/
Attainment.
Linn County................... .............. Unclassifiable/
Attainment.
Louisa County................. .............. Unclassifiable/
Attainment.
Lucas County.................. .............. Unclassifiable/
Attainment.
Lyon County................... .............. Unclassifiable/
Attainment.
Madison County................ .............. Unclassifiable/
Attainment.
Mahaska County................ .............. Unclassifiable/
Attainment.
Marion County................. .............. Unclassifiable/
Attainment.
Marshall County............... .............. Unclassifiable/
Attainment.
Mills County.................. .............. Unclassifiable/
Attainment.
Mitchell County............... .............. Unclassifiable/
Attainment.
Monona County................. .............. Unclassifiable/
Attainment.
Monroe County................. .............. Unclassifiable/
Attainment.
Montgomery County............. .............. Unclassifiable/
Attainment.
Muscatine County.............. .............. Unclassifiable/
Attainment.
O'Brien County................ .............. Unclassifiable/
Attainment.
Osceola County................ .............. Unclassifiable/
Attainment.
Page County................... .............. Unclassifiable/
Attainment.
Palo Alto County.............. .............. Unclassifiable/
Attainment.
Plymouth County............... .............. Unclassifiable/
Attainment.
Pocahontas County............. .............. Unclassifiable/
Attainment.
Polk County................... .............. Unclassifiable/
Attainment.
Pottawattamie County.......... .............. Unclassifiable/
Attainment.
Poweshiek County.............. .............. Unclassifiable/
Attainment.
Ringgold County............... .............. Unclassifiable/
Attainment.
Sac County.................... .............. Unclassifiable/
Attainment.
Scott County.................. .............. Unclassifiable/
Attainment.
Shelby County................. .............. Unclassifiable/
Attainment.
Sioux County.................. .............. Unclassifiable/
Attainment.
Story County.................. .............. Unclassifiable/
Attainment.
Tama County................... .............. Unclassifiable/
Attainment.
Taylor County................. .............. Unclassifiable/
Attainment.
Union County.................. .............. Unclassifiable/
Attainment.
Van Buren County.............. .............. Unclassifiable/
Attainment.
Wapello County................ .............. Unclassifiable/
Attainment.
Warren County................. .............. Unclassifiable/
Attainment.
Washington County............. .............. Unclassifiable/
Attainment.
Wayne County.................. .............. Unclassifiable/
Attainment.
Webster County................ .............. Unclassifiable/
Attainment.
Winnebago County.............. .............. Unclassifiable/
Attainment.
Winneshiek County............. .............. Unclassifiable/
Attainment.
Woodbury County............... .............. Unclassifiable/
Attainment.
Worth County.................. .............. Unclassifiable/
Attainment.
Wright County................. .............. Unclassifiable/
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.
Iowa--2006 24-Hour PM2.5 NAAQS
[Primary and secondary]----------------------------------------------------------------------------------------------------------------
Designation\a\ Classification
Designated area -----------------------------------------------------------------------------
Date\1\ Type Date Type----------------------------------------------------------------------------------------------------------------Statewide:
Adair County.................. .............. Unclassifiable/
Attainment..
Adams County.................. .............. Unclassifiable/
Attainment.
Allamakee County.............. .............. Unclassifiable/
Attainment.
Appanoose County.............. .............. Unclassifiable/
Attainment.
Audubon County................ .............. Unclassifiable/
Attainment.
Benton County................. .............. Unclassifiable/
Attainment.
Black Hawk County............. .............. Unclassifiable/
Attainment.
Boone County.................. .............. Unclassifiable/
Attainment.
Bremer County................. .............. Unclassifiable/
Attainment.
Buchanan County............... .............. Unclassifiable/
Attainment.
Buena Vista County............ .............. Unclassifiable/
Attainment.
Butler County................. .............. Unclassifiable/
Attainment.
Calhoun County................ .............. Unclassifiable/
Attainment.
Carroll County................ .............. Unclassifiable/
Attainment.
Cass County................... .............. Unclassifiable/
Attainment.
Cedar County.................. .............. Unclassifiable/
Attainment.
Cerro Gordo County............ .............. Unclassifiable/
Attainment.
Cherokee County............... .............. Unclassifiable/
Attainment.
Chickasaw County.............. .............. Unclassifiable/
Attainment.
Clarke County................. .............. Unclassifiable/
Attainment.
Clay County................... .............. Unclassifiable/
Attainment.
Clayton County................ .............. Unclassifiable/
Attainment.
Clinton County................ .............. Unclassifiable/
Attainment.
Crawford County............... .............. Unclassifiable/
Attainment.
Dallas County................. .............. Unclassifiable/
Attainment.
Davis County.................. .............. Unclassifiable/
Attainment.
Decatur County................ .............. Unclassifiable/
Attainment.
Delaware County............... .............. Unclassifiable/
Attainment.
Des Moines County............. .............. Unclassifiable/
Attainment.
Dickinson County.............. .............. Unclassifiable/
Attainment.
Dubuque County................ .............. Unclassifiable/
Attainment.
Emmet County.................. .............. Unclassifiable/
Attainment.
Fayette County................ .............. Unclassifiable/
Attainment.
Floyd County.................. .............. Unclassifiable/
Attainment.
Franklin County............... .............. Unclassifiable/
Attainment.
Fremont County................ .............. Unclassifiable/
Attainment.
Greene County................. .............. Unclassifiable/
Attainment.
Grundy County................. .............. Unclassifiable/
Attainment.
Guthrie County................ .............. Unclassifiable/
Attainment.
Hamilton County............... .............. Unclassifiable/
Attainment.
Hancock County................ .............. Unclassifiable/
Attainment.
Hardin County................. .............. Unclassifiable/
Attainment.
Harrison County............... .............. Unclassifiable/
Attainment.
Henry County.................. .............. Unclassifiable/
Attainment.
Howard County................. .............. Unclassifiable/
Attainment.
Humboldt County............... .............. Unclassifiable/
Attainment.
Ida County.................... .............. Unclassifiable/
Attainment.
Iowa County................... .............. Unclassifiable/
Attainment.
Jackson County................ .............. Unclassifiable/
Attainment.
Jasper County................. .............. Unclassifiable/
Attainment.
Jefferson County.............. .............. Unclassifiable/
Attainment.
Johnson County................ .............. Unclassifiable/
Attainment.
Jones County.................. .............. Unclassifiable/
Attainment.
Keokuk County................. .............. Unclassifiable/
Attainment.
Kossuth County................ .............. Unclassifiable/
Attainment.
Lee County.................... .............. Unclassifiable/
Attainment.
Linn County................... .............. Unclassifiable/
Attainment.
Louisa County................. .............. Unclassifiable/
Attainment.
Lucas County.................. .............. Unclassifiable/
Attainment.
Lyon County................... .............. Unclassifiable/
Attainment.
Madison County................ .............. Unclassifiable/
Attainment.
Mahaska County................ .............. Unclassifiable/
Attainment.
Marion County................. .............. Unclassifiable/
Attainment.
Marshall County............... .............. Unclassifiable/
Attainment.
Mills County.................. .............. Unclassifiable/
Attainment.
Mitchell County............... .............. Unclassifiable/
Attainment.
Monona County................. .............. Unclassifiable/
Attainment.
Monroe County................. .............. Unclassifiable/
Attainment.
Montgomery County............. .............. Unclassifiable/
Attainment.
Muscatine County.............. .............. Unclassifiable/
Attainment.
O'Brien County................ .............. Unclassifiable/
Attainment.
Osceola County................ .............. Unclassifiable/
Attainment.
Page County................... .............. Unclassifiable/
Attainment.
Palo Alto County.............. .............. Unclassifiable/
Attainment.
Plymouth County............... .............. Unclassifiable/
Attainment.
Pocahontas County............. .............. Unclassifiable/
Attainment.
Polk County................... .............. Unclassifiable/
Attainment.
Pottawattamie County.......... .............. Unclassifiable/
Attainment.
Poweshiek County.............. .............. Unclassifiable/
Attainment.
Ringgold County............... .............. Unclassifiable/
Attainment.
Sac County.................... .............. Unclassifiable/
Attainment.
Scott County.................. .............. Unclassifiable/
Attainment.
Shelby County................. .............. Unclassifiable/
Attainment.
Sioux County.................. .............. Unclassifiable/
Attainment.
Story County.................. .............. Unclassifiable/
Attainment.
Tama County................... .............. Unclassifiable/
Attainment.
Taylor County................. .............. Unclassifiable/
Attainment.
Union County.................. .............. Unclassifiable/
Attainment.
Van Buren County.............. .............. Unclassifiable/
Attainment.
Wapello County................ .............. Unclassifiable/
Attainment.
Warren County................. .............. Unclassifiable/
Attainment.
Washington County............. .............. Unclassifiable/
Attainment.
Wayne County.................. .............. Unclassifiable/
Attainment.
Webster County................ .............. Unclassifiable/
Attainment.
Winnebago County.............. .............. Unclassifiable/
Attainment.
Winneshiek County............. .............. Unclassifiable/
Attainment.
Woodbury County............... .............. Unclassifiable/
Attainment.
Worth County.................. .............. Unclassifiable/
Attainment.
Wright County................. .............. Unclassifiable/
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.
Iowa--NO2 (1971 Annual Standard)------------------------------------------------------------------------
Cannot be
classified
Does not or better
Designated area meet primary than
standards national
standards------------------------------------------------------------------------Entire State................................ ............ X------------------------------------------------------------------------
Iowa--NO2 (2010 1-Hour Standard)----------------------------------------------------------------------------------------------------------------
Designation \a\
Designated area ------------------------------------------------------------------
Date \1\ Type----------------------------------------------------------------------------------------------------------------Adair County................................. ........... Unclassifiable/Attainment.Adams County................................. ........... Unclassifiable/Attainment.Allamakee County............................. ........... Unclassifiable/Attainment.Appanoose County............................. ........... Unclassifiable/Attainment.Audubon County............................... ........... Unclassifiable/Attainment.Benton County................................ ........... Unclassifiable/Attainment.Black Hawk County............................ ........... Unclassifiable/Attainment.Boone County................................. ........... Unclassifiable/Attainment.Bremer County................................ ........... Unclassifiable/Attainment.Buchanan County.............................. ........... Unclassifiable/Attainment.Buena Vista County........................... ........... Unclassifiable/Attainment.Butler County................................ ........... Unclassifiable/Attainment.Calhoun County............................... ........... Unclassifiable/Attainment.Carroll County............................... ........... Unclassifiable/Attainment.Cass County.................................. ........... Unclassifiable/Attainment.Cedar County................................. ........... Unclassifiable/Attainment.Cerro Gordo County........................... ........... Unclassifiable/Attainment.Cherokee County.............................. ........... Unclassifiable/Attainment.Chickasaw County............................. ........... Unclassifiable/Attainment.Clarke County................................ ........... Unclassifiable/Attainment.Clay County.................................. ........... Unclassifiable/Attainment.Clayton County............................... ........... Unclassifiable/Attainment.Clinton County............................... ........... Unclassifiable/Attainment.Crawford County.............................. ........... Unclassifiable/Attainment.Dallas County................................ ........... Unclassifiable/Attainment.Davis County................................. ........... Unclassifiable/Attainment.Decatur County............................... ........... Unclassifiable/Attainment.Delaware County.............................. ........... Unclassifiable/Attainment.Des Moines County............................ ........... Unclassifiable/Attainment.Dickinson County............................. ........... Unclassifiable/Attainment.Dubuque County............................... ........... Unclassifiable/Attainment.Emmet County................................. ........... Unclassifiable/Attainment.Fayette County............................... ........... Unclassifiable/Attainment.Floyd County................................. ........... Unclassifiable/Attainment.Franklin County.............................. ........... Unclassifiable/Attainment.Fremont County............................... ........... Unclassifiable/Attainment.Greene County................................ ........... Unclassifiable/Attainment.Grundy County................................ ........... Unclassifiable/Attainment.Guthrie County............................... ........... Unclassifiable/Attainment.Hamilton County.............................. ........... Unclassifiable/Attainment.Hancock County............................... ........... Unclassifiable/Attainment.Hardin County................................ ........... Unclassifiable/Attainment.Harrison County.............................. ........... Unclassifiable/Attainment.Henry County................................. ........... Unclassifiable/Attainment.Howard County................................ ........... Unclassifiable/Attainment.Humboldt County.............................. ........... Unclassifiable/Attainment.Ida County................................... ........... Unclassifiable/Attainment.Iowa County.................................. ........... Unclassifiable/Attainment.Jackson County............................... ........... Unclassifiable/Attainment.Jasper County................................ ........... Unclassifiable/Attainment.Jefferson County............................. ........... Unclassifiable/Attainment.Johnson County............................... ........... Unclassifiable/Attainment.Jones County................................. ........... Unclassifiable/Attainment.Keokuk County................................ ........... Unclassifiable/Attainment.Kossuth County............................... ........... Unclassifiable/Attainment.Lee County................................... ........... Unclassifiable/Attainment.Linn County.................................. ........... Unclassifiable/Attainment.Louisa County................................ ........... Unclassifiable/Attainment.Lucas County................................. ........... Unclassifiable/Attainment.Lyon County.................................. ........... Unclassifiable/Attainment.Madison County............................... ........... Unclassifiable/Attainment.
Mahaska County............................... ........... Unclassifiable/Attainment.Marion County................................ ........... Unclassifiable/Attainment.Marshall County.............................. ........... Unclassifiable/Attainment.Mills County................................. ........... Unclassifiable/Attainment.Mitchell County.............................. ........... Unclassifiable/Attainment.Monona County................................ ........... Unclassifiable/Attainment.Monroe County................................ ........... Unclassifiable/Attainment.Montgomery County............................ ........... Unclassifiable/Attainment.Muscatine County............................. ........... Unclassifiable/Attainment.O'Brien County............................... ........... Unclassifiable/Attainment.Osceola County............................... ........... Unclassifiable/Attainment.Page County.................................. ........... Unclassifiable/Attainment.Palo Alto County............................. ........... Unclassifiable/Attainment.Plymouth County.............................. ........... Unclassifiable/Attainment.Pocahontas County............................ ........... Unclassifiable/Attainment.Polk County.................................. ........... Unclassifiable/Attainment.Pottawattamie County......................... ........... Unclassifiable/Attainment.Poweshiek County............................. ........... Unclassifiable/Attainment.Ringgold County.............................. ........... Unclassifiable/Attainment.Sac County................................... ........... Unclassifiable/Attainment.Scott County................................. ........... Unclassifiable/Attainment.Shelby County................................ ........... Unclassifiable/Attainment.Sioux County................................. ........... Unclassifiable/Attainment.Story County................................. ........... Unclassifiable/Attainment.Tama County.................................. ........... Unclassifiable/Attainment.Taylor County................................ ........... Unclassifiable/Attainment.Union County................................. ........... Unclassifiable/Attainment.Van Buren County............................. ........... Unclassifiable/Attainment.Wapello County............................... ........... Unclassifiable/Attainment.Warren County................................ ........... Unclassifiable/Attainment.Washington County............................ ........... Unclassifiable/Attainment.Wayne County................................. ........... Unclassifiable/Attainment.Webster County............................... ........... Unclassifiable/Attainment.Winnebago County............................. ........... Unclassifiable/Attainment.Winneshiek County............................ ........... Unclassifiable/Attainment.Woodbury County.............................. ........... Unclassifiable/Attainment.Worth County................................. ........... Unclassifiable/Attainment.Wright County................................ ........... Unclassifiable/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.
Iowa--1997 8-Hour Ozone NAAQS (Primary and Secondary)----------------------------------------------------------------------------------------------------------------
Designation \a\ Category/classification
Designated area ---------------------------------------------------------------------------
Date \1\ Type Date \1\ Type----------------------------------------------------------------------------------------------------------------Statewide........................... ......... Unclassifiable/Attainment
Adair County
Adams County
Allamakee County
Appanoose County
Audubon County
Benton County
Black Hawk County
Boone County
Bremer County
Buchanan County
Buena Vista County
Butler County
Calhoun County
Carroll County
Cass County
Cedar County
Cerro Gordo County
Cherokee County
Chickasaw County
Clarke County
Clay County
Clayton County
Clinton County
Crawford County
Dallas County
Davis County
Decatur County
Delaware County
Des Moines County
Dickinson County
Dubuque County
Emmet County
Fayette County
Floyd County
Franklin County
Fremont County
Greene County
Grundy County
Guthrie County
Hamilton County
Hancock County
Hardin County
Harrison County
Henry County
Howard County
Humboldt County
Ida County
Iowa County
Jackson County
Jasper County
Jefferson County
Johnson County
Jones County
Keokuk County
Kossuth County
Lee County
Linn County
Louisa County
Lucas County
Lyon County
Madison County
Mahaska County
Marion County
Marshall County
Mills County
Mitchell County
Monona County
Monroe County
Montgomery County
Muscatine County
O'Brien County
Osceola County
Page County
Palo Alto County
Plymouth County
Pocahontas County
Polk County
Pottawattamie County
Poweshiek County
Ringgold County
Sac County
Scott County
Shelby County
Sioux County
Story County
Tama County
Taylor County
Union County
Van Buren County
Wapello County
Warren County
Washington County
Wayne County
Webster County
Winnebago County
Winneshiek County
Woodbury County
Worth County
Wright County----------------------------------------------------------------------------------------------------------------\a\ Includes Indian Country located in each county or area, except as otherwise specified.\1\ This date is June 15, 2004, unless otherwise noted.
Iowa--2008 8-Hour Ozone NAAQS (Primary and secondary)----------------------------------------------------------------------------------------------------------------
Designation Classification
Designated area ---------------------------------------------------------------------------
Date \1\ Type Date \1\ Type----------------------------------------------------------------------------------------------------------------Statewide and Any Areas of Indian ......... Unclassifiable/Attainment
Country:
Adair County
Adams County
Allamakee County
Appanoose County
Audubon County
Benton County
Black Hawk County
Boone County
Bremer County
Buchanan County
Buena Vista County
Butler County
Calhoun County
Carroll County
Cass County
Cedar County
Cerro Gordo County
Cherokee County
Chickasaw County
Clarke County
Clay County
Clayton County
Clinton County
Crawford County
Dallas County
Davis County
Decatur County
Delaware County
Des Moines County
Dickinson County
Dubuque County
Emmet County
Fayette County
Floyd County
Franklin County
Fremont County
Greene County
Grundy County
Guthrie County
Hamilton County
Hancock County
Hardin County
Harrison County
Henry County
Howard County
Humboldt County
Ida County
Iowa County
Jackson County
Jasper County
Jefferson County
Johnson County
Jones County
Keokuk County
Kossuth County
Lee County
Linn County
Louisa County
Lucas County
Lyon County
Madison County
Mahaska County
Marion County
Marshall County
Mills County
Mitchell County
Monona County
Monroe County
Montgomery County
Muscatine County
O'Brien County
Osceola County
Page County
Palo Alto County
Plymouth County
Pocahontas County
Polk County
Pottawattamie County
Poweshiek County
Ringgold County
Sac County
Scott County
Shelby County
Sioux County
Story County
Tama County
Taylor County
Union County
Van Buren County
Wapello County
Warren County
Washington County
Wayne County
Webster County
Winnebago County
Winneshiek County
Woodbury County
Worth County
Wright County----------------------------------------------------------------------------------------------------------------\1\ This date is July 20, 2012, unless otherwise noted.
Iowa--2008 Lead NAAQS----------------------------------------------------------------------------------------------------------------
Designation for the 2008 NAAQS \a\
Designated area ------------------------------------------------------------------
Date \1\ Type----------------------------------------------------------------------------------------------------------------Pottawattamie County, IA:
Pottawattamie County (part).............. .............. Nonattainment.
Area bounded by Avenue G on the
north, N 16th/S 16th street on the
east, 23rd Avenue on the south, and
N 35th/S 35th street on the west.Rest of State................................ .............. Unclassifiable/Attainment.----------------------------------------------------------------------------------------------------------------\a\ Includes Indian Country located in each county or area, except as otherwise specified.\1\ December 31, 2011 unless otherwise noted. [43 FR 8964, Mar. 3, 1978]
Editorial Note: For Federal Register citations affecting Sec. 81.316 see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.fdsys.gov.