Waupun Utilities
Municipal electric utility · Wisconsin · #1,609 of 3,199 U.S. utilities by customers · EIA utility #20213
Waupun Utilities is a municipal electric utility serving 4,549 customers in Wisconsin. In 2025 it sold 113 gigawatt-hours of electricity for $11.72M in revenue, an average realized rate of 10.41¢ per kWh across all customer classes and 12.35¢ per kWh for residential customers. Its reported service territory covers 2 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 | 3,957 | 32.7 | $4.04M | 12.35¢ | |
| Commercial | 590 | 42.7 | $4.71M | 11.04¢ | |
| Industrial | 2 | 37.2 | $2.97M | 7.99¢ | |
| Total | 4,549 | 113 | $11.72M | 10.41¢ |
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 (689 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 4,450 | 105 | $10.12M | 11.61¢ |
| 2022 | 4,476 | 105 | $11.05M | 12.45¢ |
| 2023 | 4,504 | 106 | $10.61M | 12.03¢ |
| 2024 | 4,543 | 108 | $10.61M | 11.84¢ |
| 2025 | 4,549 | 113 | $11.72M | 12.35¢ |
Reliability (2025)
Average outage time (SAIDI): 4 minutes per customer per year
Average outages (SAIFI): 0.07 per customer
Average restoration time (CAIDI): 62 minutes
As reported for Wisconsin 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: 0.0 GWh
Wholesale power purchased: 116 GWh
Winter peak demand: 18 MW
Energy losses: 2.7% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 4,547 meters
Customer-sited generation (net metering): 7 installations, 0.1 MW of capacity
Counties served
Dodge, WIFond Du Lac, WI
Other large utilities in Wisconsin
- Wisconsin Electric Power Co - 1,179,163 customers, residential 20.53¢
- Wisconsin Power & Light Co - 505,706 customers, residential 18.47¢
- Wisconsin Public Service Corp - 472,199 customers, residential 17.20¢
- Northern States Power Co - 273,992 customers, residential 15.55¢
- Madison Gas & Electric Co - 168,439 customers, residential 21.11¢
- Adams-Columbia Electric Coop - 39,826 customers, residential 18.98¢
- Polk-Burnett Electric Coop - 22,408 customers, residential 15.96¢
- Riverland Energy Cooperative - 20,219 customers, residential 16.19¢
All Wisconsin utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #20213 in the EIA frame.