24 facilities in Iowa reported releasing a combined 122.0k pounds of formic acid to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Elite Octane Llc | Atlantic | 40.8k |
| Little Sioux Corn Processors Llc | Marcus | 25.4k |
| Pine Lake Corn Processors | Steamboat Rock | 9.9k |
| Valero Lakota Plant | Lakota | 6.0k |
| Poet Biorefining - Shell Rock Llc | Shell Rock | 5.8k |
| Big River Resources West Burlington Llc | West Burlington | 5.7k |
| Corn Lp | Goldfield | 5.5k |
| Big River United Energy Llc | Dyersville | 4.8k |
| Bayer Cropscience Lp | Muscatine | 2.7k |
| Poet Biorefining - Hanlontown Llc | Hanlontown | 1.8k |
| Valero Hartley Plant | Hartley | 1.8k |
| Poet Biorefining - Fairbank Llc | Fairbank | 1.7k |
| Poet Biorefining Coon Rapids Llc | Coon Rapids | 1.7k |
| Poet Biorefining - Arthur Llc | Arthur | 1.4k |
| Valero Renewable Fuels Llc | Fort Dodge | 1.0k |
| Poet Biorefining | Jewell | 950 |
| Poet Biorefining - Ashton | Ashton | 912 |
| Valero Charles City Plant | Charles City | 891 |
| Valero Renewable Fuels Albert City* | Albert City | 847 |
| Poet Biorefining - Iowa Falls Llc | Iowa Falls | 750 |
| Green Plains Superior Llc | Superior | 750 |
| Poet Biorefining-Corning | Corning | 560 |
| Cambrex Charles City Inc | Charles City | 283 |
| Waterloo Processing Llc | Waterloo | 20 |
← All Formic acid releases nationwide · Iowa pollution overview