Designated area
| Designation
a
| Category/classification
|
---|
Date
1
| Type
| Date
1
| Type
|
---|
Statewide | | Unclassifiable/Attainment
| | |
Aurora County | | Unclassifiable/Attainment
| | |
Beadle County | | Unclassifiable/Attainment
| | |
Bennett County | | Unclassifiable/Attainment
| | |
Bon Homme County | | Unclassifiable/Attainment
| | |
Brookings County | | Unclassifiable/Attainment
| | |
Brown County | | Unclassifiable/Attainment
| | |
Brule County | | Unclassifiable/Attainment
| | |
Buffalo County | | Unclassifiable/Attainment
| | |
Butte County | | Unclassifiable/Attainment
| | |
Campbell County | | Unclassifiable/Attainment
| | |
Charles Mix County | | Unclassifiable/Attainment
| | |
Clark County | | Unclassifiable/Attainment
| | |
Clay County | | Unclassifiable/Attainment
| | |
Codington County | | Unclassifiable/Attainment
| | |
Corson County | | Unclassifiable/Attainment
| | |
Custer County | | Unclassifiable/Attainment
| | |
Davison County | | Unclassifiable/Attainment
| | |
Day County | | Unclassifiable/Attainment
| | |
Deuel County | | Unclassifiable/Attainment
| | |
Dewey County | | Unclassifiable/Attainment
| | |
Douglas County | | Unclassifiable/Attainment
| | |
Edmunds County | | Unclassifiable/Attainment
| | |
Fall River County | | Unclassifiable/Attainment
| | |
Faulk County | | Unclassifiable/Attainment
| | |
Grant County | | Unclassifiable/Attainment
| | |
Gregory County | | Unclassifiable/Attainment
| | |
Haakon County | | Unclassifiable/Attainment
| | |
Hamlin County | | Unclassifiable/Attainment
| | |
Hand County | | Unclassifiable/Attainment
| | |
Hanson County | | Unclassifiable/Attainment
| | |
Harding County | | Unclassifiable/Attainment
| | |
Hughes County | | Unclassifiable/Attainment
| | |
Hutchinson County | | Unclassifiable/Attainment
| | |
Hyde County | | Unclassifiable/Attainment
| | |
Jackson County | | Unclassifiable/Attainment
| | |
Jerauld County | | Unclassifiable/Attainment
| | |
Jones County | | Unclassifiable/Attainment
| | |
Kingsbury County | | Unclassifiable/Attainment
| | |
Lake County | | Unclassifiable/Attainment
| | |
Lawrence County | | Unclassifiable/Attainment
| | |
Lincoln County | | Unclassifiable/Attainment
| | |
Lyman County | | Unclassifiable/Attainment
| | |
Marshall County | | Unclassifiable/Attainment
| | |
McCook County | | Unclassifiable/Attainment
| | |
McPherson County | | Unclassifiable/Attainment
| | |
Meade County | | Unclassifiable/Attainment
| | |
Mellette County | | Unclassifiable/Attainment
| | |
Miner County | | Unclassifiable/Attainment
| | |
Minnehaha County | | Unclassifiable/Attainment
| | |
Moody County | | Unclassifiable/Attainment
| | |
Pennington County | | Unclassifiable/Attainment
| | |
Perkins County | | Unclassifiable/Attainment
| | |
Potter County | | Unclassifiable/Attainment
| | |
Roberts County | | Unclassifiable/Attainment
| | |
Sanborn County | | Unclassifiable/Attainment
| | |
Shannon County | | Unclassifiable/Attainment
| | |
Spink County | | Unclassifiable/Attainment
| | |
Stanley County | | Unclassifiable/Attainment
| | |
Sully County | | Unclassifiable/Attainment
| | |
Todd County | | Unclassifiable/Attainment
| | |
Tripp County | | Unclassifiable/Attainment
| | |
Turner County | | Unclassifiable/Attainment
| | |
Union County | | Unclassifiable/Attainment
| | |
Walworth County | | Unclassifiable/Attainment
| | |
Yankton County | | Unclassifiable/Attainment
| | |
Ziebach County | | Unclassifiable/Attainment
| | |