21 facilities in Wisconsin reported releasing a combined 112.5k pounds of n-hexane to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Superior Refining Co Llc | Superior | 81.4k |
| Big River Resources Boyceville Llc | Boyceville | 4.7k |
| United Energy Necedah Llc | Necedah | 4.4k |
| Aztalan Bio | Johnson Creek | 4.1k |
| Badger State Ethanol Llc | Monroe | 4.0k |
| United Wisconsin Grain Producers | Friesland | 3.3k |
| Ace Ethanol Llc | Stanley | 3.0k |
| Fox River Valley Ethanol Llc | Oshkosh | 2.8k |
| Emco Chemical Distributors Inc | Pleasant Prairie | 1.4k |
| Flint Hills Resources Pine Bend Llc Junction City Terminal | Junction City | 750 |
| Flint Hills Resources Pine Bend Llc Mcfarland Terminal | Mc Farland | 690 |
| Flint Hills Resources Pine Bend Llc Milwaukee Terminal | Milwaukee | 680 |
| Brenntag Great Lakes Llc | Menomonee Falls | 500 |
| Aldrich Chemical Co Llc | Sheboygan Falls | 471 |
| Brady Worldwide Inc Florist Avenue | Glendale | 355 |
| Barton Solvents Inc. West Bend | West Bend | 116 |
| Premold Corp | Oconomowoc | 18 |
| Thermo Fisher Scientific Milwaukee Llc | Milwaukee | 6 |
| Midwest Industrial Asphalt | La Crosse | 0 |
| Eh Wolf & Sons Inc-Slinger Facility | Slinger | 0 |
| Didion Ethanol Llc | Cambria | 0 |
← All n-Hexane releases nationwide · Wisconsin pollution overview