Southeastern Electric Co-op electricity rates
Electric cooperative · South Dakota · MRO region · SPP
Southeastern Electric Co-op is a member-owned electric cooperative, so its customers own it and elect its board, serving 20,959 homes in South Dakota. Its residential customers pay an average of 13.84¢/kWh including fixed and delivery charges, 23% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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Southeastern Electric Co-op bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $69.20 |
| 1,000 kWh | $138.40 |
| 1,500 kWh | $207.60 |
| 2,000 kWh | $276.80 |
Southeastern Electric Co-op rate history
2015–2025: +29% change in the average residential rate (10.07¢ → 12.98¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Southeastern Electric Co-op | South Dakota avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 24 | 257 | 266 |
| Outages per customer (SAIFI) | 1.24 | 1.34 | |
| Outage minutes excluding major storms | 24 | 63 | 121 |
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across Southeastern Electric Co-op's counties, customers averaged 5 hr 51 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Minnehaha | 527 | 62 | 7,222 | 2025-10-16 |
| Bon Homme | 455 | 7 | 4,222 | 2025-03-15 |
| Union | 437 | 17 | 650 | 2025-07-29 |
| Turner | 393 | 16 | 983 | 2025-07-30 |
| Miner | 391 | 10 | 430 | 2025-11-20 |
| McCook | 345 | 16 | 1,715 | 2025-06-12 |
| Hanson | 164 | 3 | 848 | 2025-07-29 |
| Yankton | 136 | 18 | 1,953 | 2025-02-18 |
| Lincoln | 131 | 20 | 3,087 | 2025-03-01 |
| Hutchinson | 115 | 14 | 1,979 | 2025-11-30 |
| Douglas | 61 | 1 | 142 | 2025-07-30 |
| Lake | 61 | 17 | 893 | 2025-08-17 |
| Clay | 0 | 0 | 13 | 2025-06-25 |
Southeastern Electric Co-op service area
Southeastern Electric Co-op serves 13 counties in South Dakota and 64 ZIP codes.
Bon Homme, Clay, Douglas, Hanson, Hutchinson, Lake, Lincoln, McCook, Miner, Minnehaha, Turner, Union, Yankton
Cities: Sioux Falls, Yankton, Vermillion, Madison, Harrisburg, Tea, Canton, Hartford, Lennox, Elk Point, Beresford, Springfield, Parkston, Salem, Freeman, Tyndall
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 14 |
Southeastern Electric Co-op at a glance
| Ownership | Electric cooperative |
| Services | Distribution |
| Commercial rate | 11.59¢/kWh |
| Industrial rate | 8.82¢/kWh |
| Retail revenue (2025) | $89,758,200 |
| Electricity sold (2025) | 839,968 MWh |
| Peak demand | 142 MW summer · 124 MW winter |
| Line losses | 1.3% |
| Balancing authority | SWPP |
| EIA utility ID | 19293 |
Other utilities in South Dakota
Frequently asked questions
What is Southeastern Electric Co-op's electricity rate?
Southeastern Electric Co-op residential customers pay an average of 13.84¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 3% below the South Dakota average of 14.20¢ and 23% below the U.S. average.
What is the average Southeastern Electric Co-op electric bill?
About $161 a month. The average Southeastern Electric Co-op home uses 1,167 kWh a month. At 1,000 kWh the bill would be about $138.
How many customers does Southeastern Electric Co-op have?
Southeastern Electric Co-op serves 20,959 residential customers and 24,428 customers in total in South Dakota, across 13 counties.
How reliable is Southeastern Electric Co-op?
In 2025, the average Southeastern Electric Co-op customer was without power for 24 min (SAIDI) over undefined interruptions (SAIFI), including major storms. Excluding major event days it was 24 min. The South Dakota average was 4 hr 17 min and the U.S. average 4 hr 26 min.
Does Southeastern Electric Co-op offer net metering for solar?
Southeastern Electric Co-op had 14 residential net-metered customers in 2025 with 0.1 MW of capacity. Estimate solar savings at this utility's rate.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with Southeastern Electric Co-op before making decisions.