Middlesex County contains 751 EPA-regulated facilities, 25 of which are currently flagged for significant noncompliance. The county also hosts 14 Superfund sites and 62 TRI chemical reporters. EPA has assessed $10.5M in lifetime penalties and TRI reporters disclosed roughly 170.6k lb of on-site releases. That facility count is well above the New Jersey state average of 122 per county.
| Site | City | Status |
|---|---|---|
| Cps Madison Industries | Old Bridge Township | Remedy selected |
| Fried Industries | East Brunswick Township | Ready for anticipated reuse |
| Chemical Insecticide Corp | Edison Township | Ready for anticipated reuse |
| Middlesex Sampling Plant Usdoe | Middlesex | Cleanup underway |
| Jis Landfill | South Brunswick | Ready for anticipated reuse |
| Global Sanitary Landfill | Old Bridge Township | Ready for anticipated reuse |
| Evor Phillips Leasing | Old Bridge Township | Construction complete |
| Cornell Dubilier Electronics Inc | South Plainfield | Cleanup underway |
| Atlantic Resources | Sayreville | Construction complete |
| Woodbrook Road Dump | South Plainfield | Remedy selected |
| Raritan Bay Slag | Old Bridge Twp/Sayreville | Cleanup underway |
| Kin Buc Landfill | Edison Township | Ready for anticipated reuse |
| Chemsol Inc | Piscataway | Cleanup underway |
| Horseshoe Road | Sayreville | Construction complete |
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Cmc Steel New Jersey | Sayreville | $495.9k | 2024-09-20 |
| Jersey Cooperage Company, Inc | Sayreville | $51.7k | 2024-06-14 |
| Revlon R&d | Edison | $10.8k | 2025-09-03 |
| Home Depot Inc #0916 | Woodbridge | $8.1k | 2025-07-30 |
| Buckeye Raritan Bay Terminal | Perth Amboy | $7.5k | 2025-09-24 |
| Accutest Labs | Dayton | $7.2k | 2024-01-09 |
| Aurolife Pharma Llc | Dayton | $7.2k | 2025-09-02 |
| Glenway Distribution | Cranbury | $5.0k | |
| Accurate Diagnostic Labs Inc | South Plainfield | $4.5k | 2022-08-22 |
| Syneos Health Clinical Lab Inc | Plainsboro | $4.5k | 2024-11-13 |
| Home Depot Store #944 | Edison | $4.5k | 2024-03-14 |
| Spectrum Laboratory Products ( New Jersey) | New Brunswick | $4.5k | 2026-03-06 |
| The Neostrata Company @ Dsv | Port Reading | $4.0k | |
| Zack Painting Co | Fords | $3.6k | 2024-02-21 |
| Pride Solvents & Chemicals Inc. | Avenel | $3.6k | 2025-08-28 |
| Amneal Pharmaceuticals | Piscataway | $0 | 2023-09-19 |
| K&a Exacavating Co Inc | South Brunswick Twp | $0 | 2019-06-04 |
| Milltown W Dept | $0 | ||
| Perth Amboy City | Perth Amboy | $0 | 2025-05-12 |
| Hercules Llc | Sayreville Boro | $0 | 2024-11-27 |
| Maaco Auto Painting & Bodyworks | Perth Amboy | $0 | 2025-04-16 |
| Alzo International Inc | Sayreville | $0 | 2022-07-20 |
| Brenntag Specialties Llc | South Plainfield | $0 | 2024-04-30 |
| Hercules Inc - Parlin Plant | Parlin | $0 | 2023-08-24 |
| Msn Pharmaceuticals Inc | Piscataway | $0 | 2026-02-04 |