Cheyenne Light Fuel & Power
Investor Owned electric utility · Wyoming · #361 of 3,199 U.S. utilities by customers · EIA utility #3461
Cheyenne Light Fuel & Power is a investor owned electric utility serving 50,162 customers in Wyoming. In 2025 it sold 2,675 gigawatt-hours of electricity for $250.55M in revenue, an average realized rate of 9.37¢ per kWh across all customer classes and 17.32¢ per kWh for residential customers. Its reported service territory covers 2 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, wholesale marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 44,072 | 278 | $48.21M | 17.32¢ | |
| Commercial | 6,088 | 2,232 | $186.76M | 8.37¢ | |
| Industrial | 2 | 165 | $15.58M | 9.45¢ | |
| Total | 50,162 | 2,675 | $250.55M | 9.37¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (526 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 43,782 | 1,734 | $179.36M | 15.27¢ |
| 2022 | 44,415 | 1,904 | $192.27M | 14.48¢ |
| 2023 | 44,789 | 2,119 | $196.65M | 15.16¢ |
| 2024 | 45,390 | 2,190 | $217.79M | 16.96¢ |
| 2025 | 50,162 | 2,675 | $250.55M | 17.32¢ |
Reliability (2025)
Average outage time (SAIDI): 54 minutes per customer per year
Average outages (SAIFI): 0.76 per customer
Average restoration time (CAIDI): 70 minutes
As reported for Wyoming under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: 810 GWh
Wholesale power purchased: 2,112 GWh
Winter peak demand: 375 MW
Energy losses: 5.5% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 50,162 meters
Customer-sited generation (net metering): 1,584 installations, 11.3 MW of capacity
Counties served
Albany, WYLaramie, WY
Other large utilities in Wyoming
- Lower Valley Energy Inc - 31,530 customers, residential 7.03¢
- Powder River Energy Corp - 27,313 customers, residential 12.20¢
- City of Gillette - (WY) - 16,893 customers, residential 12.90¢
- High Plains Power Inc - 14,038 customers, residential 14.24¢
- High West Energy, Inc - 11,130 customers, residential 14.73¢
- City of Cody - 8,126 customers, residential —
- Carbon Power & Light, Inc - 6,767 customers, residential —
- Wheatland Rural Elec Assn, Inc - 4,170 customers, residential —
All Wyoming utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #3461 in the EIA frame.