Rosebud Electric Co-op electricity rates
Electric cooperative · South Dakota · MRO region · MISO
Rosebud Electric Co-op is a member-owned electric cooperative, so its customers own it and elect its board, serving 4,911 homes in South Dakota. Its residential customers pay an average of 12.65¢/kWh including fixed and delivery charges, 30% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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Rosebud Electric Co-op bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $63.25 | $67.20 |
| 1,000 kWh | $126.50 | $108.20 |
| 1,500 kWh | $189.75 | $149.20 |
| 2,000 kWh | $253.00 | $190.20 |
*Residential (effective 2014-06-03, $21.00/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.
Rosebud Electric Co-op residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential | 2014-06-03 | $21.00 | 10.80¢ first 200 kWh, 8.20¢ after |
| Sub-Metered Electric Heattime-of-use | 2014-06-03 | — | 10.8¢ (12am–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Rosebud Electric Co-op rate history
2015–2025: +17% change in the average residential rate (10.11¢ → 11.88¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Rosebud Electric Co-op | South Dakota avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 141 | 257 | 266 |
| Outages per customer (SAIFI) | 0.77 | 1.24 | 1.34 |
| Average restoration time (CAIDI) | 3 hr 3 min | — | — |
| Outage minutes excluding major storms | 78 | 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 Rosebud Electric Co-op's counties, customers averaged 110 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Mellette | 524 | 1 | 389 | 2025-04-29 |
| Lyman | 118 | 19 | 296 | 2025-07-23 |
| Gregory | 111 | 8 | 790 | 2025-09-05 |
| Tripp | 69 | 10 | 393 | 2025-11-25 |
Rosebud Electric Co-op service area
Rosebud Electric Co-op serves 4 counties in South Dakota and 27 ZIP codes.
Gregory, Lyman, Mellette, Tripp
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Rosebud Electric Co-op at a glance
| Ownership | Electric cooperative |
| Services | Distribution |
| Commercial rate | 11.52¢/kWh |
| Industrial rate | 12.30¢/kWh |
| Retail revenue (2025) | $10,613,700 |
| Electricity sold (2025) | 91,302 MWh |
| Peak demand | 17 MW summer · 27 MW winter |
| Line losses | 5.7% |
| Balancing authority | SWPP |
| EIA utility ID | 16286 |
Other utilities in South Dakota
Frequently asked questions
What is Rosebud Electric Co-op's electricity rate?
Rosebud Electric Co-op residential customers pay an average of 12.65¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 11% below the South Dakota average of 14.20¢ and 30% below the U.S. average.
What is the average Rosebud Electric Co-op electric bill?
About $146 a month. The average Rosebud Electric Co-op home uses 1,154 kWh a month. At 1,000 kWh the bill would be about $127.
How many customers does Rosebud Electric Co-op have?
Rosebud Electric Co-op serves 4,911 residential customers and 5,697 customers in total in South Dakota, across 4 counties.
How reliable is Rosebud Electric Co-op?
In 2025, the average Rosebud Electric Co-op customer was without power for 2 hr 21 min (SAIDI) over 0.77 interruptions (SAIFI), including major storms. Excluding major event days it was 78 min. The South Dakota average was 4 hr 17 min and the U.S. average 4 hr 26 min.
Does Rosebud Electric Co-op offer time-of-use rates?
Yes. The OpenEI rate database lists 1 time-of-use residential plan, including Sub-Metered Electric Heat. 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 Rosebud Electric Co-op before making decisions.