City of Colman electricity rates
Municipal utility · South Dakota
City of Colman is a city-owned municipal utility, governed locally rather than by the state commission, serving 402 homes in South Dakota. Its residential customers pay an average of 12.23¢/kWh including fixed and delivery charges, 32% 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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City of Colman bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $61.15 | $54.40 |
| 1,000 kWh | $122.30 | $98.40 |
| 1,500 kWh | $183.45 | $142.40 |
| 2,000 kWh | $244.60 | $186.40 |
*Residential Rate (effective 2012-01-01, $10.40/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.
City of Colman residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Rate | 2012-01-01 | $10.40 | 8.80¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
City of Colman rate history
2015–2025: +9% change in the average residential rate (10.55¢ → 11.53¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
City of Colman 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 City of Colman's counties, customers averaged 2 hr 31 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Moody | 151 | 14 | 352 | 2025-11-21 |
City of Colman service area
City of Colman serves Moody County in South Dakota.
Moody
Programs, smart meters & solar
| Smart meters (AMI) for homes | 0% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
City of Colman at a glance
| Ownership | Municipal utility |
| Services | — |
| Retail revenue (2025) | $1,206,300 |
| Electricity sold (2025) | 10,462 MWh |
| Balancing authority | SWPP |
| EIA utility ID | 3735 |
Other utilities in South Dakota
Frequently asked questions
What is City of Colman's electricity rate?
City of Colman residential customers pay an average of 12.23¢ 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 14% below the South Dakota average of 14.20¢ and 32% below the U.S. average.
What is the average City of Colman electric bill?
About $265 a month. The average City of Colman home uses 2,169 kWh a month. At 1,000 kWh the bill would be about $122.
How many customers does City of Colman have?
City of Colman serves 402 residential customers in South Dakota, across 1 county.
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 City of Colman before making decisions.