Lake County contains 139 EPA-regulated facilities, 15 of which are currently flagged for significant noncompliance. The county also hosts 0 Superfund sites and 51 TRI chemical reporters. EPA has assessed $283.4k in lifetime penalties and TRI reporters disclosed roughly 238.0k lb of on-site releases. That facility count is well above the Ohio state average of 71 per county.
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Creekside Crossing Development Wwtf | Perry | $0 | |
| Swagelok Manufacturing Company Llc | Willoughby Hills | $0 | |
| Component Repair Technologies Inc. (0243081158) | Mentor | $0 | 2022-08-26 |
| New Avenues To Independence Perry Home | Perry | $0 | 2019-08-14 |
| Gary L Kron Water Reclamation Facility | Mentor | $0 | 2025-11-17 |
| Hickory Hills Wwtp | Kirtland | $0 | 2023-08-30 |
| Willoughby-Eastlake Water Pollution Control Center | Eastlake | $0 | 2025-07-14 |
| Kirtland Shenandoah Estates Wwtp | Kirtland | $0 | 2023-03-02 |
| Thunder Hill Golf Course | Madison | $0 | 2025-03-06 |
| Rockwood Ledges Wwtp | Kirtland | $0 | 2023-03-02 |
| Stewart Lodge-Stewart Lodge | Madison | $0 | 2017-04-04 |
| Eagle Road Mobile Home Park | Kirtland | $0 | 2024-11-26 |
| Madison Care, Inc. | Madison | $0 | 2025-08-18 |
| Holly Ridge Apartments | Madison | $0 | 2025-02-26 |
| Perry Mhp | Mentor | $0 | 2023-08-01 |