Large loads under a flexible-tariff structure now being investigated are the subject of a Utah legislative mandate requiring the Public Service Commission to investigate a flexible tariff specifically for large loads in Rocky Mountain Power's service territory — an approach that would let large customers accept curtailment or flexibility provisions in exchange for different rate terms, rather than a fixed minimum-take structure alone.
Also active in Utah: Utah's relatively low electricity rates (residential around 13.37 cents/kWh, commercial near 10.99 cents/kWh, both well below the national average) make it an attractive baseline cost environment for large loads even before the flexible tariff investigation concludes.
Figures compiled from the Edison Electric Institute's "Large Load Projects and Tariffs" (September 2026) member-company summary and public regulatory filings. Confirm current tariff terms directly with Rocky Mountain Power (PacifiCorp) and the relevant state public utility commission before relying on any figure for a capital decision.
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