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Refinery status worldwide from public records: EIA, EPA ECHO and NRC in the U.S., CER in Canada, and national ministries, operators and OPEC/Energy Institute data elsewhere. News is an unverified lead. Causes are not stated.

PADD 4 · Rocky Mountain

Great Falls Refinery

Calumet Montana Refining LLC · Great Falls, Montana

Pin: GREAT FALLS RENEWABLE DIESEL PLANT · 1900 10TH STREET NE, GREAT FALLS, MT, 59404. EPA ECHO map point.

Atmospheric crude distillation
15,000 b/d
atmospheric crude distillation, operable barrels per calendar day, as of 2026-01-01. Source: U.S. Energy Information Administration.
No comparable operator figure on file.
Units named in the EIA row
9 units

Alkylates, Asphalt & Road Oil, Cat Cracking: Fresh Feed, Cat Reforming: High Pressure, Desulfurization, Diesel Fuel, Desulfurization, Naphtha/reformer Feed, Hydrogen (mmcfd), Isomerization (isopentane/isohexane), Vacuum Distillation

Matched records
1 record
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Sources

Event history

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Records
Release notification reported at Great Falls RefineryGreat Falls Refinery · Official · Release notificationResolved