Rock Rapids Municipal Utility electricity rates
Municipal utility · Iowa
Rock Rapids Municipal Utility is a city-owned municipal utility, governed locally rather than by the state commission, serving 1,490 homes in Iowa. Its residential customers pay an average of 9.92¢/kWh including fixed and delivery charges, 45% 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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Rock Rapids Municipal Utility bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $49.60 |
| 1,000 kWh | $99.20 |
| 1,500 kWh | $148.80 |
| 2,000 kWh | $198.40 |
Rock Rapids Municipal Utility residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Powertime-of-use | 2014-06-11 | $11.00 | 8.7¢ (12am–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Rock Rapids Municipal Utility rate history
2015–2025: +7% change in the average residential rate (8.99¢ → 9.64¢). Annual EIA-861 data.
Outages & reliability
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Checking live outages…
Reliability history
Rock Rapids Municipal Utility 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 Rock Rapids Municipal Utility's counties, customers averaged 6 hr 43 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Lyon | 403 | 13 | 1,792 | 2025-07-29 |
Rock Rapids Municipal Utility service area
Rock Rapids Municipal Utility serves Lyon County in Iowa.
Lyon
Programs, smart meters & solar
| Smart meters (AMI) for homes | 0% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Rock Rapids Municipal Utility at a glance
| Ownership | Municipal utility |
| Services | — |
| Retail revenue (2025) | $2,666,500 |
| Electricity sold (2025) | 27,673 MWh |
| Balancing authority | SWPP |
| EIA utility ID | 16206 |
Other utilities in Iowa
Frequently asked questions
What is Rock Rapids Municipal Utility's electricity rate?
Rock Rapids Municipal Utility residential customers pay an average of 9.92¢ 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 30% below the Iowa average of 14.13¢ and 45% below the U.S. average.
What is the average Rock Rapids Municipal Utility electric bill?
About $154 a month. The average Rock Rapids Municipal Utility home uses 1,548 kWh a month. At 1,000 kWh the bill would be about $99.
How many customers does Rock Rapids Municipal Utility have?
Rock Rapids Municipal Utility serves 1,490 residential customers in Iowa, across 1 county.
Does Rock Rapids Municipal Utility offer time-of-use rates?
Yes. The OpenEI rate database lists 1 time-of-use residential plan, including Residential Power. 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 Rock Rapids Municipal Utility before making decisions.