Southeast Electric Co-op electricity rates
Electric cooperative · South Dakota
Southeast Electric Co-op is a member-owned electric cooperative, so its customers own it and elect its board, serving 24 homes in South Dakota. Its residential customers pay an average of 16.27¢/kWh including fixed and delivery charges, 10% less than the U.S. average.
Rate basis: EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend. This utility files EIA's short form, which reports total sales only, so the rate covers all customer classes.
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Southeast Electric Co-op bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $81.35 | $77.00 |
| 1,000 kWh | $162.70 | $124.00 |
| 1,500 kWh | $244.05 | $171.00 |
| 2,000 kWh | $325.40 | $218.00 |
*Residential (effective 2010-01-01, $30.00/month customer charge), energy and fixed charges from the OpenEI Utility Rate Database. Riders, fuel adjustments and taxes are often billed separately, so real bills usually land closer to the all-in column. Calculate your bill.
Southeast Electric Co-op residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential | 2010-01-01 | $30.00 | 9.40¢ |
| Residential (Most Residences: Heat Meters)time-of-use | 2010-01-01 | $30.00 | 94.0¢ (12am–12am) — summer weekdays |
| Electric Heat Residentialtime-of-use | 2010-01-01 | $30.00 | 9.4¢ (12am–12am) — summer weekdays |
| Residential (w/ Heat Meter)time-of-use | 2010-01-01 | $30.00 | 9.4¢ (12am–12am) — summer weekdays |
| Residential (Annual Stock Water Wells) | 2010-01-01 | $30.00 | 9.40¢ |
| Residential | 2010-01-01 | $30.00 | 9.40¢ |
| Stock Water Well | 2010-01-01 | $30.00 | 9.40¢ |
| Residential (Most Residences) | 2010-01-01 | $30.00 | 9.40¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Southeast Electric Co-op rate history
2015–2025: +16% change in the average residential rate (13.19¢ → 15.34¢). Annual EIA-861 data.
Outages & reliability
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Checking live outages…
Reliability history
Southeast Electric Co-op doesn't report reliability metrics to EIA (common for small utilities).
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 Southeast Electric Co-op's counties, customers averaged 48 hr 48 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Harding | 2,928 | 28 | 1,041 | 2025-09-04 |
Southeast Electric Co-op service area
Southeast Electric Co-op serves Harding County in South Dakota and 5 ZIP codes.
Harding
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Southeast Electric Co-op at a glance
| Ownership | Electric cooperative |
| Services | — |
| Retail revenue (2025) | $27,000 |
| Electricity sold (2025) | 176 MWh |
| Balancing authority | SWPP |
| EIA utility ID | 17593 |
Other utilities in South Dakota
Frequently asked questions
What is Southeast Electric Co-op's electricity rate?
Southeast Electric Co-op residential customers pay an average of 16.27¢ per kWh, all charges included (EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend). That's 15% above the South Dakota average of 14.20¢ and 10% below the U.S. average.
What is the average Southeast Electric Co-op electric bill?
About $99 a month. The average Southeast Electric Co-op home uses 611 kWh a month. At 1,000 kWh the bill would be about $163.
How many customers does Southeast Electric Co-op have?
Southeast Electric Co-op serves 24 residential customers in South Dakota, across 1 county.
Does Southeast Electric Co-op offer time-of-use rates?
Yes. The OpenEI rate database lists 3 time-of-use residential plans, including Residential (Most Residences: Heat Meters). Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
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 Southeast Electric Co-op before making decisions.