Orange County contains 635 EPA-regulated facilities, 11 of which are currently flagged for significant noncompliance. The county also hosts 3 Superfund sites and 103 TRI chemical reporters. EPA has assessed $13.3M in lifetime penalties and TRI reporters disclosed roughly 145.8k lb of on-site releases. That facility count is well above the California state average of 108 per county.
| Site | City | Status |
|---|---|---|
| Mccoll | Fullerton | Ready for anticipated reuse |
| Orange County North Basin | Orange County | Listed on NPL |
| El Toro Marine Corps Air Station | El Toro | Cleanup underway |
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Coast To Coast Circuits, Inc. (Ca Operations) | Huntington Beach | $54.9k | 2023-12-28 |
| Neogenomics Laboratories, Inc. | Aliso Viejo | $0 | 2022-12-15 |
| Uc Irvine Medical Center | Orange | $0 | 2025-02-21 |
| Air Industries Corp | Garden Grove | $0 | 2025-05-15 |
| Lm Chrome Corporation | Santa Ana | $0 | 2021-07-15 |
| Trend Offset Printing Services Inc | Los Alamitos | $0 | 2024-03-06 |
| Jd Processing Inc | Santa Ana | $0 | 2023-07-17 |
| City Of Anaheim/Comb Turbine Gen Station | Anaheim | $0 | 2020-01-14 |
| Tyler Refrigeration | Brea | $0 | |
| Antech Diagnostics | Fountain Valley | $0 | 2023-05-23 |
| Omni Metal Finishing | Fountain Valley | $0 | 2025-09-18 |