Air Quality | Phillips 66 Company – Billings Refinery
The Department of Environmental Quality has prepared a Department Decision (DD) on Montana Air Quality Permit #2619-47, for Phillips 66 Company – Billings Refinery.
A final Decision on the Environmental Assessment (Final EA) analyzing potential impacts of the proposed permit action on the Montana environment has also been prepared and is linked below the DD in this email.
This DD, and associated Final EA, are issued by DEQ pursuant to §§ 75-1-101, et. seq, and 75-2-201, et. seq, Montana Code Annotated.
Location:
- Section 2, Township 1 South, Range 26 East
- Yellowstone County
Associated Materials:
Facility Appeal Period Ends:
- MAQP Appeal End Date: May 19, 2026
- EA Appeal End Date: July 3, 2026
Contact: John P. Proulx
Tags: MEPA, Air and Public Notice