18 facilities in South Dakota reported releasing a combined 1.3M pounds of n-hexane to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Novita Aurora Llc | Aurora | 459.0k |
| South Dakota Soybean Processors | Volga | 442.6k |
| Ag Processing Inc | Aberdeen | 326.2k |
| Valero Renewable Fuels Llc* | Aurora | 7.3k |
| Aberdeen Energy Llc | Mina | 7.2k |
| Nugen Energy Llc | Marion | 6.5k |
| Glacial Lakes Energy Llc | Watertown | 6.4k |
| Ring-Neck Energy & Feed Llc | Onida | 4.7k |
| Red River Energy Llc | Rosholt | 4.0k |
| Prairie Ethanol Llc (Dba Poet Biorefining) Mitchell | Mitchell | 3.3k |
| Poet Holding Co Llc | Groton | 3.3k |
| Redfield Energy Llc | Redfield | 3.2k |
| Hub City Energy Llc | Aberdeen | 2.9k |
| Poet Biorefining-Big Stone Llc | Big Stone City | 2.7k |
| Poet Biorefining - Hudson | Hudson | 2.5k |
| Huron Energy | Huron | 2.4k |
| Poet Research Center Inc. | Scotland | 2.1k |
| Poet Biorefining - Chancellor | Chancellor | 1.7k |
← All n-Hexane releases nationwide · South Dakota pollution overview