Phillips 66 - Billings Refinery
401 S 23rd St, Billings, MT 59101, Yellowstone County
A manufacturing facility in Billings, Montana, listed in EPA records under petroleum refineries (NAICS 324110). It is one of 205 active manufacturing facilities in EPA records in Montana, 35 of them in Billings.
- Industry
- Petroleum and coal products
- NAICS 324
- TRI reporter
- Yes
- Inspections, 5 yr
- 12
- EPA registry ID
- 110043806085
- Revised
- November 1, 2026
What's made here
- Petroleum Refineries (NAICS 324110)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 59101CNCBL401SO). |
|---|---|
| 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); and a very small quantity generator of hazardous waste (under 100 kg a month). |
| Greenhouse gas reporting | Reports to the Greenhouse Gas Reporting Program. |
| Inspections | 12 in the last five years; most recent April 9, 2026. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records