Slinger Utilities electricity rates
Municipal utility · Wisconsin · MISO region · MISO
Slinger Utilities is a city-owned municipal utility, governed locally rather than by the state commission, serving 2,830 homes in Wisconsin. Its residential customers pay an average of 12.75¢/kWh including fixed and delivery charges, 29% 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.
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Slinger Utilities bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $63.75 | $55.70 |
| 1,000 kWh | $127.50 | $103.90 |
| 1,500 kWh | $191.25 | $152.10 |
| 2,000 kWh | $255.00 | $200.30 |
*Residential- Single-Phase (effective 2007-01-05, $7.50/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.
Slinger Utilities residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential- Single-Phase | 2007-01-05 | $7.50 | 9.64¢ |
| Residential- Single-Phase- Time-of-Daytime-of-use | 2007-01-05 | $7.50 | 5.8¢ (12am–7am, 9pm–12am) · 14.8¢ (7am–9pm) — summer weekdays |
| Residential- Three-Phase- Time-of-Daytime-of-use | 2007-01-05 | $15.00 | 5.8¢ (12am–7am, 9pm–12am) · 14.8¢ (7am–9pm) — summer weekdays |
| Residential- Three- Phase | 2007-01-05 | $15.00 | 9.64¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Slinger Utilities rate history
2015–2025: +4% change in the average residential rate (11.82¢ → 12.36¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Slinger Utilities | Wisconsin avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 0 | 243 | 266 |
| Outages per customer (SAIFI) | 0.00 | 0.95 | 1.34 |
| Average restoration time (CAIDI) | 29 min | — | — |
| Outage minutes excluding major storms | 0 | 84 | 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 Slinger Utilities's counties, customers averaged 7 hr 10 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Washington | 430 | 62 | 5,821 | 2025-08-10 |
Slinger Utilities service area
Slinger Utilities serves Washington County in Wisconsin and 2 ZIP codes.
Washington
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 2,830 |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 7 |
| Net-metered solar homes | 12 |
Slinger Utilities at a glance
| Ownership | Municipal utility |
| Services | Distribution |
| Commercial rate | 12.07¢/kWh |
| Retail revenue (2025) | $5,743,200 |
| Electricity sold (2025) | 47,751 MWh |
| Peak demand | 11 MW summer · 8 MW winter |
| Line losses | 3.3% |
| Balancing authority | MISO |
| EIA utility ID | 17324 |
Other utilities in Wisconsin
Frequently asked questions
What is Slinger Utilities's electricity rate?
Slinger Utilities residential customers pay an average of 12.75¢ 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 32% below the Wisconsin average of 18.74¢ and 29% below the U.S. average.
What is the average Slinger Utilities electric bill?
About $89 a month. The average Slinger Utilities home uses 700 kWh a month. At 1,000 kWh the bill would be about $128.
How many customers does Slinger Utilities have?
Slinger Utilities serves 2,830 residential customers and 3,125 customers in total in Wisconsin, across 1 county.
How reliable is Slinger Utilities?
In 2025, the average Slinger Utilities customer was without power for 0 min (SAIDI) over 0.00 interruptions (SAIFI), including major storms. Excluding major event days it was 0 min. The Wisconsin average was 4 hr 3 min and the U.S. average 4 hr 26 min.
Does Slinger Utilities offer time-of-use rates?
Yes. The OpenEI rate database lists 2 time-of-use residential plans, including Residential- Single-Phase- Time-of-Day. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Slinger Utilities offer net metering for solar?
Slinger Utilities had 12 residential net-metered customers in 2025 with 0.1 MW of capacity. Estimate solar savings at this utility's rate.
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 Slinger Utilities before making decisions.