Wolverine Power Marketing Coop
Cooperative electric utility · Michigan · #3,145 of 3,199 U.S. utilities by customers · EIA utility #20845
Wolverine Power Marketing Coop is a cooperative electric utility serving 23 customers in Michigan. In 2025 it sold 1,621 gigawatt-hours of electricity for $108.31M in revenue, an average realized rate of 6.68¢ per kWh across all customer classes and — per kWh for residential customers. EIA records its activities as: buying transmission, retail marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Commercial | 7 | 183 | $13.69M | 7.48¢ | |
| Industrial | 16 | 1,438 | $94.62M | 6.58¢ | |
| Total | 23 | 1,621 | $108.31M | 6.68¢ |
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 (— kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 21 | 1,562 | $92.03M | — |
| 2022 | 21 | 1,585 | $121.10M | — |
| 2023 | 21 | 1,550 | $96.61M | — |
| 2024 | 21 | 1,417 | $90.92M | — |
| 2025 | 23 | 1,621 | $108.31M | — |
Energy supply (2025)
Net generation: — GWh
Wholesale power purchased: 1,624 GWh
Winter peak demand: 189 MW
Other large utilities in Michigan
- DTE Electric Company - 2,290,492 customers, residential 20.25¢
- Consumers Energy Co - (MI) - 1,900,985 customers, residential 20.66¢
- Great Lakes Energy Coop - 135,145 customers, residential 20.32¢
- City of Lansing - (MI) - 98,331 customers, residential 19.44¢
- Upper Peninsula Power Company - 53,997 customers, residential 27.98¢
- Cloverland Electric Co-op - 44,010 customers, residential 14.27¢
- Cherryland Electric Coop Inc - 39,114 customers, residential 17.29¢
- Upper Michigan Energy Resources Corp. - 37,420 customers, residential 17.46¢
All Michigan utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #20845 in the EIA frame.