Superior Refinery Co.
2407 Stinson Avenue, Superior, WI 54880, Douglas County
A manufacturing facility in Superior, Wisconsin, listed in EPA records under petroleum refineries (NAICS 324110). It is one of 2,851 active manufacturing facilities in EPA records in Wisconsin.
- Industry
- Petroleum and coal products
- NAICS 324
- TRI reporter
- Yes
- Inspections, 5 yr
- 5
- EPA registry ID
- 110000422962
- Revised
- November 1, 2026
What's made here
- Petroleum Refineries (NAICS 324110)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 54880MRPHY24THA). |
|---|---|
| Clean Air Act | Listed as a major source of air emissions. |
| Clean Water Act | Major and non-major water discharge permits (NPDES). |
| Hazardous waste (RCRA) | Listed as a large quantity generator of hazardous waste (1,000 kg or more a month); and a site with a past hazardous waste treatment, storage or disposal unit (legacy TSDF). |
| Greenhouse gas reporting | Reports to the Greenhouse Gas Reporting Program. |
| Inspections | 5 in the last five years; most recent September 29, 2025. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records