Sussex County contains 330 EPA-regulated facilities, 21 of which are currently flagged for significant noncompliance. The county also hosts 3 Superfund sites and 3 TRI chemical reporters. EPA has assessed $389.5k in lifetime penalties and TRI reporters disclosed roughly 23 lb of on-site releases. That facility count is well above the New Jersey state average of 122 per county.
| Site | City | Status |
|---|---|---|
| A O Polymer | Sparta Township | Ready for anticipated reuse |
| Metaltec Aerosystems | Franklin Borough | Ready for anticipated reuse |
| Mansfield Trail Dump | Byram | Cleanup underway |
| Facility | City | On-site (lb) | Status |
|---|---|---|---|
| Cosmed Of New Jersey | Franklin | 21 | Compliant |
| Diamond Sand And Gravel | Sparta | 2 | Compliant |
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Grinnell Concrete Pavingstones, Inc. | Sparta | $1.2k | 2024-02-26 |
| High Point St Pk-Group Cabin-Treatment Plant | Sussex | $0 | |
| Sussex Block & Supply Inc | Sparta | $0 | 2023-06-29 |
| Sussex Cnty Hlth-The Homested-Treatment Plant | Newton | $0 | |
| Someplace Special Square - Condo Assoc-Treatment Plant Bldg 2 | Glenwood | $0 | |
| Appalachian Motel | $0 | ||
| Hidden Village Condo Association | $0 | ||
| Hardyston Twp Mua | $0 | 2001-11-27 | |
| Ames Rubber Corp. Wantage Plant | Sussex | $0 | 2025-11-28 |
| Lukoil Sunrise Mart Service Station | Montague | $0 | |
| Carriage Mobile Homes Inc | $0 | 2013-07-31 | |
| Lake Tamarack W Co-Well 6 Tp | Stockholm | $0 | 2011-07-22 |
| Stillwater Water Distric | Stillwater Twp.-1920 | $0 | 2011-12-02 |
| Stllwater Cafe-Treatment Plant | Newton | $0 | |
| Lake Lenape Water Co | Andover Twp | $0 | 2018-02-22 |
| Sussex W Dept | $0 | 2018-05-23 | |
| Sussex Cnty Mua Hampton Commons Stp | Newton | $0 | 2024-09-25 |
| Swartswood State Park | $0 | ||
| Branchville W Dept-Reservoir Tp | Branchville | $0 | 2017-02-06 |
| Mohawk Meadows-Andover Treatment Plant | Lafayette | $0 | |
| Hardyston Municipal Building | $0 | 2005-12-05 |