Ottawa’s C$500M Red Chris bet: grid, queueing and power costs for mine planners
Reviewed by Tom Sullivan

First reported on MINING.com
30 Second Briefing
Ottawa’s C$500 million backing for Newmont’s Red Chris Block Cave, tied to a wider C$3.9 billion Canada–BC package for BC Hydro’s North Coast Transmission Line, is turning northern BC’s constrained grid into the key gatekeeper for new copper, gold and LNG projects. Red Chris alone will need up to 145 MW from Northwest Transmission Line upgrades, while Seabridge’s KSM is modelling about 245 MW and Skeena’s Eskay Creek 38–39 MW at roughly C$0.06/kWh versus diesel at about C$0.25/kWh. With the first 165 km Williston–Glenannan segment coming online and the Prince George–Terrace capacitor project already fully subscribed, mine developers’ sequencing in BC Hydro’s transmission queue now directly drives power strategy, permitting risk and project economics.
Technical Brief
- BC Hydro’s first 165 km North Coast segment links Williston (near Prince George) to Glenannan substation.
- Ottawa’s conditional C$44.2M funding targets Northwest Transmission Line upgrades, including up to 25 MW for KSM construction.
- BC Hydro’s Prince George–Terrace capacitor project, due fully in 2028, is already fully subscribed for capacity.
- North Coast plan twins the 500‑kV Prince George–Terrace system by fall 2030 and mid‑2032 in two stages.
- Treaty Creek Terminal switching station, targeted in service fall 2026, will connect KSM via a 30‑km 287‑kV spur.
- Existing 344‑km, 287‑kV Northwest Transmission Line from Terrace to Bob Quinn has limited spare capacity north of Terrace.
- Teck’s Schaft Creek concept requires a private 95‑km, 287‑kV line to Bob Quinn substation for grid access.
- Kutcho Copper’s remote copper‑zinc project east of Dease Lake still hinges on identifying a viable power solution.
- Queue‑based transmission allocation means filing date for service requests now materially structures mine development sequencing.
Our Take
Across our mining-projects coverage, few copper–gold developments in Canada combine this scale of federal backing with such long-dated grid milestones, signalling that northwestern BC’s permitting and power build-out sequence could become a de facto pacing mechanism for the region’s broader critical-minerals pipeline, including molybdenum and zinc prospects tied into the same corridor.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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