Dewey County contains 17 EPA-regulated facilities, 2 of which are currently flagged for significant noncompliance. The county also hosts 0 Superfund sites and 0 TRI chemical reporters. EPA has assessed $6.6k in lifetime penalties and TRI reporters disclosed roughly 0 lb of on-site releases. That facility count is near the South Dakota state average of 22 per county.
| Facility | City | On-site (lb) | Status |
|---|
| Facility | City | Penalties | Last Inspected |
|---|---|---|---|
| Cherry Creek Wastewater Treatment Facility | Eagle Butte | $0 | 2023-06-27 |
| Timber Lake Wastewater Treatment Facility | Timber Lake | $0 | 2016-08-24 |