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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.

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Western Canada · CFA Prairies

Horizon Upgrader

Canadian Natural Resources Limited · Fort McMurray, Alberta

Capacity
250,000 b/d
synthetic crude oil (SCO) production capacity, barrels per day (not atmospheric fuels-refinery capacity), as of 2022-02. Source: Canada Energy Regulator.
CNRL Horizon oil sands upgrader. CER 2022 lists 250 kb/d SCO; later industry notes cite ~270–271 kb/d after debottlenecking.
Oil Sands Magazine: 270,000 b/d as of 2026-08. synthetic crude oil production capacity after expansions. Flag: this differs from the figure above by 8%. The stored capacity is unchanged.Industry technical page cites about 270 kb/d SCO; CNRL regulatory nameplate often cited near 271 kb/d.
Status
Unknown
Bitumen upgrader
Status from the shared downtime check (Google News, Ontario SAC / AER feeds where matched, external-findings).
Downtime check
Covered by the shared operating-status check (Google News, Ontario SAC and AER feeds where matched, external findings). See /status for the latest run.
DirectoryMap
Matched to NACEI facility record: CNRL Horizon.

Sources