Trumbull County contains 177 EPA-regulated facilities, 19 of which are currently flagged for significant noncompliance. The county also hosts 0 Superfund sites and 22 TRI chemical reporters. EPA has assessed $7.6M in lifetime penalties and TRI reporters disclosed roughly 172.6k lb of on-site releases. That facility count is well above the Ohio state average of 71 per county.
| Facility | City | On-site (lb) | Status |
|---|---|---|---|
| Ltd Steel Coke Plant | Warren | 92.9k | Compliant |
| Novelis Corporation (0278080136) | Warren | 27.0k | Compliant |
| Matalco Usa, Llc | Lordstown | 19.4k | Penalties |
| Rmi Titanium Company Llc | Niles | 12.4k | Compliant |
| Ultium Cells Llc | Warren | 11.7k | Penalties |
| Cleveland Steel Container Corp. (0278060360) | Niles | 3.1k | Compliant |
| Thomas Steel Strip Corp | Warren | 1.6k | Compliant |
| Camp Ravenna Joint Military Training Center | Newton Falls | 1.5k | Compliant |
| Tecnocap, Llc (0278080620) | Warren | 1.4k | Compliant |
| Yellowstone Industrial Llc | Girard | 629 | Compliant |
| Ellwood Engineered Castings | Hubbard | 504 | Compliant |
| Wheatland Tube Llc | Warren | 313 | Sig. violation |
| Warren Plant * | Warren | 22 | Compliant |
| Tms International, Llc | Girard | 19 | Compliant |
| Ajax - Tocco Magnethermic (0278080137) | Warren | 15 | Compliant |
| Control Transformer | Cortland | 5 | Compliant |
| Wheatland Tube Co Niles Plant | Niles | 5 | Compliant |
| Irg Warren I Llc And Irg Warren Building | Warren | 1 | Compliant |
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Mcdonald Steel Corp | Mc Donald | $120.0k | 2018-01-03 |
| Evergreen Battery Recycling Llc | Warren | $27.4k | |
| Wheatland Tube Llc | Warren | $24.7k | 2010-02-04 |
| Jimmer Holdings Llc | Hubbard | $1.0k | |
| Brt Extrusions Inc | Niles | $0 | 2025-11-17 |
| Baldauf 4-Plex Apts | Vienna | $0 | 2025-05-14 |
| Currie Elementary School-Currie Elementary School | Cortland | $0 | 2021-12-10 |
| Cortland Moose Lodge-Cortland Moose Lodge 1012 | Cortland | $0 | 2024-07-22 |
| Hidden Hill Bar & Grill | North Bloomfield | $0 | |
| Pleasant Park Mobile Court | Warren | $0 | 2025-05-14 |
| Bazetta Wwtp | Cortland | $0 | 2025-05-28 |
| Mecca Wwtp No 1 | Cortland | $0 | 2015-02-11 |
| Gas Land Food Mart | Warren | $0 | 2024-09-04 |
| Meadowbrook Water Reclamation Facility | Warren | $0 | |
| Westwood Lake Mhc Llc | Warren | $0 | 2025-08-20 |
| Ohio State Highway Patrol - Warren Dhq Post 78 | Southington | $0 | 2023-12-21 |
| Boss Studio Llc | Hubbard | $0 | 2025-05-14 |
| City Of Warren Water Pollution Control | Warren | $0 | 2025-09-08 |
| Pleasant Valley Church And School | Niles | $0 | 2017-05-02 |