Rates by state / South Dakota / Watertown Municipal Utilities
Municipal · 11,775 residential customers
Watertown Municipal Utilities electricity rates
Residential customers paid an average of 9.3¢ per kWh in 2025, 35% below the South Dakota average of 14.2¢ for the latest 12 months.
Average rate
9.3¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$82/mo
At 886 kWh a month
1-year change
-0.1%
5 years: +3.7%
Average rate by year
20209.0¢
20219.1¢
20229.0¢
20239.0¢
20249.3¢
20259.3¢
Watertown Municipal Utilities bill at different usage levels
Estimated monthly bill at Watertown Municipal Utilities's 2025 average rate of 9.3¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Watertown Municipal Utilities | South Dakota average |
|---|---|---|
| 500 kWh | $46 | $71 |
| 750 kWh | $70 | $107 |
| 1,000 kWh (about average here) | $93 | $142 |
| 1,500 kWh | $139 | $213 |
| 2,000 kWh | $186 | $284 |
Other utilities in South Dakota
| Utility | Customers | Rate |
|---|---|---|
| Northern States Power Co - Minnesota | 94,137 | 13.1¢ |
| Black Hills Power, Inc. | 67,608 | 15.1¢ |
| NorthWestern Energy - (SD) | 51,787 | 13.3¢ |
| Sioux Valley SW Elec Coop | 22,989 | 13.9¢ |
| Southeastern Electric Coop Inc - (SD) | 20,959 | 13.0¢ |
| West River Electric Assn Inc | 18,975 | 15.2¢ |
| City of Brookings - (SD) | 10,769 | 10.7¢ |
| Black Hills Electric Coop, Inc | 9,415 | 14.8¢ |
Watertown Municipal Utilities: common questions
- How much does Watertown Municipal Utilities charge per kWh?
- Watertown Municipal Utilities residential customers paid an average of 9.3¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Watertown Municipal Utilities electric bill?
- The average Watertown Municipal Utilities household used 886 kWh a month in 2025, which works out to about $82 a month at the average rate.
- Is Watertown Municipal Utilities cheaper than other utilities in South Dakota?
- Watertown Municipal Utilities's average rate is 35% below the South Dakota average of 14.2¢. 1 of 21 utilities in South Dakota have a lower average rate.
- Did Watertown Municipal Utilities raise rates?
- Watertown Municipal Utilities's average residential rate changed -0.1% from 2024 to 2025 and +3.7% since 2020.
- Is my Watertown Municipal Utilities bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar South Dakota homes and your rate with Watertown Municipal Utilities's average.
Got a Watertown Municipal Utilities bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.