Southwest Iowa Rural Electric Co-op electricity rates
Electric cooperative · Iowa
Southwest Iowa Rural Electric Co-op is a member-owned electric cooperative, so its customers own it and elect its board, serving 6,094 homes in Iowa. Its residential customers pay an average of 13.95¢/kWh including fixed and delivery charges, 22% 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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Southwest Iowa Rural Electric Co-op bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $69.75 | $131.92 |
| 1,000 kWh | $139.50 | $223.22 |
| 1,500 kWh | $209.25 | $297.54 |
| 2,000 kWh | $279.00 | $371.86 |
*Residential 0-50 kVa (effective 2011-05-01, $25.00/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.
Southwest Iowa Rural Electric Co-op residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential 0-50 kVa | 2011-05-01 | $25.00 | 22.67¢ first 200 kWh, 20.52¢ first 800 kWh, 14.86¢ after |
| Residential Heat Plus | 2011-05-01 | — | 9.62¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Southwest Iowa Rural Electric Co-op rate history
2015–2025: +1% change in the average residential rate (13.36¢ → 13.54¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2019 | Southwest Iowa Rural Electric Co-op | Iowa avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 122 | 149 | 266 |
| Outages per customer (SAIFI) | 1.69 | 1.03 | 1.34 |
| Average restoration time (CAIDI) | 72 min | — | — |
| Outage minutes excluding major storms | 122 | 78 | 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 Southwest Iowa Rural Electric Co-op's counties, customers averaged 3 hr 31 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Ringgold | 688 | 26 | 1,287 | 2025-07-07 |
| Taylor | 575 | 16 | 1,645 | 2025-07-30 |
| Fremont | 387 | 18 | 1,363 | 2025-08-30 |
| Page | 230 | 24 | 2,681 | 2025-03-05 |
| Adams | 191 | 17 | 344 | 2025-09-04 |
| Decatur | 153 | 17 | 620 | 2025-04-29 |
| Mills | 152 | 24 | 941 | 2025-11-26 |
| Montgomery | 147 | 27 | 4,108 | 2025-03-19 |
| Adair | 143 | 14 | 542 | 2025-03-05 |
| Union | 114 | 27 | 888 | 2025-03-03 |
| Cass | 86 | 16 | 1,058 | 2025-03-19 |
Southwest Iowa Rural Electric Co-op service area
Southwest Iowa Rural Electric Co-op serves 11 counties in Iowa and 3 ZIP codes.
Adair, Adams, Cass, Decatur, Fremont, Mills, Montgomery, Page, Ringgold, Taylor, Union
Cities: Greenfield
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Southwest Iowa Rural Electric Co-op at a glance
| Ownership | Electric cooperative |
| Services | — |
| Retail revenue (2025) | $13,587,900 |
| Electricity sold (2025) | 100,332 MWh |
| Balancing authority | MISO |
| EIA utility ID | 49986 |
Other utilities in Iowa
Frequently asked questions
What is Southwest Iowa Rural Electric Co-op's electricity rate?
Southwest Iowa Rural Electric Co-op residential customers pay an average of 13.95¢ 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 1% below the Iowa average of 14.13¢ and 22% below the U.S. average.
What is the average Southwest Iowa Rural Electric Co-op electric bill?
About $191 a month. The average Southwest Iowa Rural Electric Co-op home uses 1,372 kWh a month. At 1,000 kWh the bill would be about $140.
How many customers does Southwest Iowa Rural Electric Co-op have?
Southwest Iowa Rural Electric Co-op serves 6,094 residential customers in Iowa, across 11 counties.
How reliable is Southwest Iowa Rural Electric Co-op?
In 2019, the average Southwest Iowa Rural Electric Co-op customer was without power for 2 hr 2 min (SAIDI) over 1.69 interruptions (SAIFI), including major storms. Excluding major event days it was 2 hr 2 min. The Iowa average was 2 hr 29 min and the U.S. average 4 hr 26 min.
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 Southwest Iowa Rural Electric Co-op before making decisions.