South Central Electric Assn
Cooperative electric utility · Minnesota · #1,437 of 3,199 U.S. utilities by customers · EIA utility #17550
South Central Electric Assn is a cooperative electric utility serving 5,954 customers in Minnesota. In 2025 it sold 231 gigawatt-hours of electricity for $25.92M in revenue, an average realized rate of 11.22¢ per kWh across all customer classes and 15.51¢ per kWh for residential customers. Its reported service territory covers 8 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 | 4,657 | 78.0 | $12.10M | 15.51¢ | |
| Commercial | 1,284 | 53.1 | $7.33M | 13.79¢ | |
| Industrial | 13 | 99.9 | $6.49M | 6.50¢ | |
| Total | 5,954 | 231 | $25.92M | 11.22¢ |
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 (1,396 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 5,928 | 220 | $22.52M | 13.17¢ |
| 2022 | 5,952 | 228 | $24.54M | 13.16¢ |
| 2023 | 5,941 | 233 | $25.95M | 15.08¢ |
| 2024 | 5,944 | 228 | $24.93M | 15.20¢ |
| 2025 | 5,954 | 231 | $25.92M | 15.51¢ |
Reliability (2025)
Average outage time (SAIDI): 125 minutes per customer per year
Average outages (SAIFI): 1.15 per customer
Average restoration time (CAIDI): 109 minutes
As reported for Minnesota 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: 238 GWh
Winter peak demand: 35 MW
Energy losses: 2.8% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 5,954 meters
Customer-sited generation (net metering): 65 installations, 1.6 MW of capacity
Counties served
Blue Earth, MNBrown, MNCottonwood, MNJackson, MNMartin, MNMurray, MNRedwood, MNWatonwan, MN
Other large utilities in Minnesota
- Northern States Power Co - Minnesota - 1,594,256 customers, residential 16.50¢
- ALLETE, Inc. - 153,192 customers, residential 15.86¢
- Connexus Energy - 148,716 customers, residential 14.11¢
- Otter Tail Power Co - 134,544 customers, residential 11.19¢
- Dakota Electric Association - 117,913 customers, residential 15.63¢
- East Central Energy - 68,154 customers, residential 17.60¢
- Rochester Public Utilities - 60,963 customers, residential 18.58¢
- Wright-Hennepin Coop Elec Assn - 57,130 customers, residential 15.00¢
All Minnesota utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #17550 in the EIA frame.