High Plains Power Inc
Cooperative electric utility · Wyoming · #922 of 3,199 U.S. utilities by customers · EIA utility #8566
High Plains Power Inc is a cooperative electric utility serving 14,038 customers in Wyoming. In 2025 it sold 785 gigawatt-hours of electricity for $76.24M in revenue, an average realized rate of 9.71¢ per kWh across all customer classes and 14.24¢ per kWh for residential customers. Its reported service territory covers 9 counties. EIA records its activities as: distribution.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 12,868 | 146 | $20.83M | 14.24¢ | |
| Commercial | 410 | 40.4 | $4.46M | 11.03¢ | |
| Industrial | 760 | 598 | $50.95M | 8.52¢ | |
| Total | 14,038 | 785 | $76.24M | 9.71¢ |
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 (947 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 13,594 | 769 | $73.04M | 14.00¢ |
| 2022 | 13,668 | 889 | $82.39M | 13.64¢ |
| 2023 | 13,835 | 874 | $81.72M | 13.64¢ |
| 2024 | 13,928 | 876 | $80.79M | 13.71¢ |
| 2025 | 14,038 | 785 | $76.24M | 14.24¢ |
Reliability (2025)
Average outage time (SAIDI): 320 minutes per customer per year
Average outages (SAIFI): — per customer
Average restoration time (CAIDI): — 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: — GWh
Wholesale power purchased: 819 GWh
Winter peak demand: 127 MW
Energy losses: 4.1% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 14,038 meters
Customer-sited generation (net metering): 139 installations, 1.2 MW of capacity
Counties served
Big Horn, WYCarbon, WYFremont, WYHot Springs, WYJohnson, WYNatrona, WYPark, WYTeton, WYWashakie, WY
Other large utilities in Wyoming
- Cheyenne Light Fuel & Power - 50,162 customers, residential 17.32¢
- 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 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 #8566 in the EIA frame.