Clean Air Act Violations in South Dakota

170 facilities in South Dakota operate under the Clean Air Act. Of those, 57 have one or more quarters of noncompliance on record, and EPA has assessed $0 in lifetime penalties.

Worst Clean Air Act violators

Facility	City	Quarters NC	Penalties
Redfield Energy, Llc	Redfield	8	$0
Poet Bioprocessing - Chancellor, Llc	Chancellor	8	$0
Gcc Dacotah	Rapid City	6	$0
Nugen Energy Llc	Marion	5	$0
Ag Processing, Inc.- Aberdeen Soybean Processing Plant	Aberdeen	4	$0
Glacial Lakes Energy Llc	Watertown	4	$0
Continental Resources Inc	Buffalo	4	$0
Poet Research Center	Scotland	3	$0
Valero Renewable Fuels Company	Aurora	3	$0
Hub City Energy Llc	Aberdeen	3	$0
University Of South Dakota	Vermillion	3	$0
Aberdeen Energy Llc	Mina	3	$0
Showplace Wood Products	Harrisburg	3	$0
Ringneck Energy	Onida	3	$0
Huron Energy Llc, Dba Glacial Lakes Energy Llc	Huron	2	$0
Novita Aurora, Llc	Aurora	2	$0
South Dakota State University	Brookings	2	$0
Poet Biorefining - Groton	Groton	2	$0
Dakota Ethanol	Wentworth	2	$0
Midwest Railcar Repair Inc	Brandon	2	$0
Starmark Cabinetry	Sioux Falls	2	$0
Smithfield Packaged Meats Corp. - Sioux Falls, Sd	Sioux Falls	2	$0
Henkel Us Operations Corporation	Brandon	2	$0
Midwest Manufacturing Dba Dakota Panel	Rapid City	2	$0
Lange	Rapid City	2	$0
Red River Energy Llc	Rosholt	2	$0
Horizontal Machining & Manufacturing, Inc.	Huron	1	$0
Northwestern Energy Public Service Corporation - Huron	Huron	1	$0
North Central Foam	Huron	1	$0
Basin Electric - Deer Creek Station	Elkton	1	$0
Prairie Aquatech Manufacturing, Llc	Volga	1	$0
South Dakota Soybean Processors	Volga	1	$0
3m Company	Aberdeen	1	$0
Basin Electric Power Cooperative Groton Generating	Groton	1	$0
American Colloid	Belle Fourche	1	$0
Northern Border Pipeline Clark Cs#10	Clark	1	$0
Western Minnesota Municipal Power Agency - Watertown	Watertown	1	$0
Benchmark Foam (Former)	Watertown	1	$0
Prairie Ethanol, Llc	Mitchell	1	$0
Dakota Foundry Inc	Webster	1	$0
Northern Border Pipeline Company - Estelline Compressor	Brandt	1	$0
Agtegra Cooperative - Craven	Ipswich	1	$0
Lsi, Inc.	Alpena	1	$0
Crete Ready Foam Llc	Wessington Springs	1	$0
Madison-Treatment Plant	Madison	1	$0
Spearfish Forest Products	Spearfish	1	$0
Kaneb Pipe Line Operating Partnership	Salem	1	$0
Ccl Label Modern Press Div	Sioux Falls	1	$0
Sioux Falls Water Reclamation Plant	Sioux Falls	1	$0
Sanford Usd Medical Center	Sioux Falls	1	$0
Sioux Marble, Inc.	Brandon	1	$0
T & R Electric Supply Co., Inc.	Colman	1	$0
Pete Lien & Sons, Inc.	Rapid City	1	$0
Black Hills Corporation - Ben French Power Plant	Rapid City	1	$0
Neiman Enterprises Inc. D.b.a Rushmore Forest Products Inc	Hill City	1	$0
Magellan Pipeline Co, Lp - Rapid City	Rapid City	1	$0
Fort Pierre Power And Light	Fort Pierre	1	$0

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