Sioux County contains 79 EPA-regulated facilities, 3 of which are currently flagged for significant noncompliance. The county also hosts 1 Superfund sites and 12 TRI chemical reporters. EPA has assessed $25.0k in lifetime penalties and TRI reporters disclosed roughly 84.5k lb of on-site releases. That facility count is well above the Iowa state average of 40 per county.
| Site | City | Status |
|---|---|---|
| Vogel Paint Wax Co | Maurice | Construction complete |
| Facility | City | On-site (lb) | Status |
|---|---|---|---|
| Sioux-Preme Packing Company | Sioux Center | 54.4k | Compliant |
| Pella Corporation - Sioux Center Operation | Sioux Center | 17.7k | Sig. violation |
| Vogel Paint & Wax Co., Inc. | Orange City | 6.1k | Compliant |
| Siouxland Energy & Livestock Coop | Sioux Center | 4.5k | Compliant |
| Agropur Inc | Hull | 1.8k | Sig. violation |
| Valley Plating, Inc. | Rock Valley | 88 | Compliant |
| Groschopp, Inc | Sioux Center | 15 | Compliant |
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Center Fresh Egg Farm - Domestic Wastewater | Sioux Center | $5.0k | 2024-01-03 |
| Pella Corporation - Sioux Center Operation | Sioux Center | $0 | 2025-06-16 |
| Agropur Inc | Hull | $0 | 2023-10-18 |