Rocky Mountain Power Wyoming electricity rates
PacifiCorp (Wyoming), as the EIA and URDB list it
PacifiCorp (Wyoming)'s customers paid 13.4¢ per kWh in 2024, riders included (EIA-861): about $99 a month for 739 kWh. 2 Residential Service Single Phase, the one open plan at 1,000 kWh a month, comes to $1,752 a year. Schedule retrieved October 8, 2026.
Every priced PacifiCorp (Wyoming) plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| 2 Residential Service Single Phase✓ cheapestflat rate · in effect since January 2026 | $1,751.88 | — | 14.6¢ |
| Priced but not ranked — restricted, older, or not verifiable as a bill | |||
| 37 Avoided Cost Purchases from Qualifying Facilities Non-Firm Energyflat rate · in effect since January 2014 · older schedule, not ranked | $286.80 | −$1,465.08 | 2.4¢ |
| 40 Irrigation and Soil Drainage Pumping Power Service Single Phasedemand charge · in effect since January 2026 · farm or irrigation service | $932.47 | −$819.41 | 7.8¢ |
| 40 Irrigation and Soil Drainage Pumping Power Service Three Phasedemand charge · in effect since January 2026 · farm or irrigation service | $991.03 | −$760.85 | 8.3¢ |
| 18 Residential Service Three Phasetiered · demand charge · in effect since February 2023 · needs three-phase service | $1,275.88 | −$476.00 | 10.6¢ |
| 19 Residential Service Time of Use Pilot Single Phasetime-of-use · in effect since January 2026 · pilot programme | $1,768.80 | +$16.92 | 14.7¢ |
| 2 Residential Service Three Phaseflat rate · in effect since January 2026 · needs three-phase service | $1,838.52 | +$86.64 | 15.3¢ |
| 19 Residential Service Time of Use Pilot Three Phasetime-of-use · in effect since January 2026 · pilot programme | $1,855.44 | +$103.56 | 15.5¢ |
Price PacifiCorp (Wyoming)’s plans at your own usage
What the one PacifiCorp (Wyoming) plan ranked here costs at each level of use
- 500 kWh/mo — $1,021.41 (2 Residential Service Single Phase), the one plan ranked here
- 1,000 kWh/mo — $1,751.88 (2 Residential Service Single Phase), the one plan ranked here
- 2,000 kWh/mo — $3,212.88 (2 Residential Service Single Phase), the one plan ranked here
What PacifiCorp (Wyoming)'s customers were billed in 2024
At 739 kWh a month, PacifiCorp (Wyoming)'s median open plan comes to 15.5¢ per kWh, 15% above the 13.4¢ its customers were billed in 2024, riders included.
| Ownership, as EIA classes it | Investor-owned |
|---|---|
| Full-service homes in Wyoming | 118,130 |
| Share of Wyoming's households | 41% |
| Average use per home | 739 kWh a month |
| Average bill per home | $99.36 a month |
| Billed per kWh, riders included | 13.4¢ |
| Median open plan here, at that use | 15.5¢ |
PacifiCorp in U.S. Energy Information Administration, Form EIA-861, 2024 (Sales_Ult_Cust_2024.xlsx), retrieved September 23, 2026.
How the 2 Residential Service Single Phase bill at 1,000 kWh has moved since 2014
PacifiCorp (Wyoming)'s 2 Residential Service Single Phase cost $104.97 a month under its May 2014 version, filed then as 2 Residential Service, and costs $145.99 under its January 2026 one, 39% more. Its biggest single step, in January 2026, added $27.20 (23%). In Wyoming, EIA's average price rose 27% between 2014 and 2025.
Every version of 2 Residential Service Single Phase
| Took effect | At 1,000 kWh | Change | Record |
|---|---|---|---|
| January 2026 | $145.99 | +$27.20 (+22.9%) | URDB |
| April 2024 | $118.79 | +$14.75 (+14.2%) | URDB |
| February 2023 | $104.04 | −$7.86 (−7.0%) | URDB |
| July 2018 | $111.90 | +$0.85 (+0.8%) | URDB |
| April 2017 | $111.05 | +$1.55 (+1.4%) | URDB |
| May 2016 | $109.50 | +$4.53 (+4.3%) | URDB |
| May 2014as 2 Residential Service | $104.97 | First on record | URDB |
In the guides: Why electricity rates change
How it compares
Among the 100 utilities indexed, PacifiCorp (Wyoming)'s cheapest open plan is the 39th-lowest, 7% less than their median of $1,877.14. It sits between Commonwealth Edison Co ($1,750.64) and Duke Energy Carolinas, LLC (South Carolina) ($1,756.80).
Its fixed charge, $24.24 a month on 2 Residential Service Single Phase, is higher than on the cheapest plan of 87 of the other 99 utilities.
None of PacifiCorp (Wyoming)'s plans open to any household has a tiered step or a seasonal price in this data: a kWh costs the same however much is used and whatever the month.
In the guides: What a bill costs before a single kilowatt-hour
Cheapest 6 plans at 1,000 kWh a month
2 Residential Service Single Phase — $1,751.88 a year, 14.6¢ per kWh effective, flat rate. It carries a $24.24 monthly standing charge. In effect since January 2026.
37 Avoided Cost Purchases from Qualifying Facilities Non-Firm Energy — $286.80 a year, 2.4¢ per kWh effective, flat rate. It carries no standing charge. In effect since January 2014. Too old to quote as a current price.
40 Irrigation and Soil Drainage Pumping Power Service Single Phase — $932.47 a year, 7.8¢ per kWh effective, demand-charged. It carries a $20.13 monthly standing charge. In effect since January 2026. Restricted: farm or irrigation service.
40 Irrigation and Soil Drainage Pumping Power Service Three Phase — $991.03 a year, 8.3¢ per kWh effective, demand-charged. It carries a $25.01 monthly standing charge. In effect since January 2026. Restricted: farm or irrigation service.
18 Residential Service Three Phase — $1,275.88 a year, 10.6¢ per kWh effective, tiered and demand-charged. It carries a $20.19 monthly standing charge. In effect since February 2023. Too old to quote as a current price.
19 Residential Service Time of Use Pilot Single Phase — $1,768.80 a year, 14.7¢ per kWh effective, time-of-use. It carries a $24.24 monthly standing charge. In effect since January 2026. Restricted: pilot programme.
How PacifiCorp (Wyoming)'s plans are structured
Of 8 priceable plans: 1 tiered, 2 time-of-use, 3 with demand charges, 3 flat-rate.
Fixed monthly charges run from $20.13 to $31.46.
PacifiCorp (Wyoming)'s published schedules
URDB files PacifiCorp (Wyoming)'s schedules under Wyoming, and they are compared there with that state's other utilities. 8 of its 8 published residential schedules can be priced.