The Mitchell Region encompasses the counties of Aurora, Bon Homme, Brule, most of Buffalo,Charles Mix, Clay, Davison, Douglas, most of Gregory, Hanson, Hutchinson, Jerauld, Lake, Lincoln, part of Lyman, McCook, most of Miner, Minnehaha, Moody, Sanborn, Turner, Union and Yankton. It is divided into three areas with local offices in Mitchell, Sioux Falls and Yankton.

Region Engineer:
1300 S. Ohlman
Mitchell, SD 57301
Physical Address: 1300 S. Ohlman
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Craig Smith
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605.995.8129
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@MitchellRegEng
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Region Operations Engineer:
1300 S. Ohlman
Mitchell, SD 57301
Physical Address: 1300 S. Ohlman
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Jeff Gustafson
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605.995.8129
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@MitchellOpsEng
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Mitchell Area Engineer:
1300 W Norway
Mitchell, SD 57301
Physical Address: 1300 W. Norway
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Jay Peppel
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605.995.8120
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@MitchellAreaEng
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Sioux Falls Area Engineer:
5316 W. 60th St. N.
Sioux Falls, SD 57107
Physical Address: 5316 W. 60th St. N.
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Travis Dressen
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605.367.5680
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@SFAreaEng
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Yankton Area Engineer:
1306 W 31st
Yankton, SD 57078-9662
Physical Address: 1306 W 31st
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Rod Gall
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605.668.2929, ext. 101
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@YanktonAreaEng
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