Wisconsin Power & Light Co. electricity rates
Investor-owned utility · Wisconsin · MRO region · MISO
Wisconsin Power & Light Co. is a for-profit, investor-owned utility regulated by the state utility commission, serving 440,746 homes in Wisconsin. Its residential customers pay an average of 18.86¢/kWh including fixed and delivery charges, 5% more than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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Wisconsin Power & Light Co. bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $94.30 | $97.15 |
| 1,000 kWh | $188.60 | $179.28 |
| 1,500 kWh | $282.90 | $261.42 |
| 2,000 kWh | $377.20 | $343.55 |
*Residential Service Rg-1 (Single Phase) (effective 2025-01-01, $15.01/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.
Wisconsin Power & Light Co. residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Service Rg-1 (Single Phase) | 2025-01-01 | $15.01 | 16.43¢ |
| Residential Service Demand Rd-1 (Single Phase)time-of-use | 2025-01-01 | $10.01 | 8.7¢ (12am–6am, 11pm–12am) · 17.5¢ (6am–11am, 7pm–11pm) · 25.5¢ (11am–7pm) — summer weekdays |
| Residential Time-of-Use Rg-5 (Single Phase)time-of-use | 2025-01-01 | $15.01 | 9.8¢ (12am–6am, 11pm–12am) · 20.1¢ (6am–11am, 7pm–11pm) · 27.3¢ (11am–7pm) — summer weekdays |
| Residential Time-of-Use Rg-5 (Three Phase)time-of-use | 2025-01-01 | $22.52 | 9.8¢ (12am–7am, 11pm–12am) · 20.1¢ (7am–11am, 7pm–11pm) · 27.3¢ (11am–7pm) — summer weekdays |
| Residential Service Demand Rd-1 (Three Phase)time-of-use | 2025-01-01 | $22.52 | 8.7¢ (12am–6am, 11pm–12am) · 17.5¢ (6am–11am, 7pm–11pm) · 25.5¢ (11am–7pm) — summer weekdays |
| Controlled Water Heating (17-Hour Charging Period) Rw-1 [CLOSED Rate]time-of-use | 2015-01-01 | $3.42 | 11.2¢ (12am–12am) — summer weekdays |
| General Time-of-Day with Controlled Water Heating 14 Hour Peak Gw-1 [CLOSED Rate]time-of-use | 2015-01-01 | $7.68 | 5.6¢ (12am–8am, 10pm–12am) · 18.9¢ (8am–10pm) — summer weekdays |
| General Time-of-Day with Controlled Water Heating 12 Hour Peak Gw-1 [CLOSED Rate]time-of-use | 2015-01-01 | $7.68 | 5.6¢ (12am–9am, 9pm–12am) · 19.8¢ (9am–9pm) — summer weekdays |
| Residential Service Rg-1 (Three Phase) | 2025-01-01 | $22.52 | 16.43¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Wisconsin Power & Light Co. rate history
2015–2025: +43% change in the average residential rate (12.91¢ → 18.47¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Wisconsin Power & Light Co. | Wisconsin avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 96 | 243 | 266 |
| Outages per customer (SAIFI) | 0.79 | 0.95 | 1.34 |
| Average restoration time (CAIDI) | 2 hr 2 min | — | — |
| Outage minutes excluding major storms | 75 | 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 Wisconsin Power & Light Co.'s counties, customers averaged 2 hr 38 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Langlade | 2,370 | 32 | 13,696 | 2025-03-31 |
| Menominee | 1,771 | 23 | 3,281 | 2025-04-29 |
| Oconto | 970 | 34 | 8,472 | 2025-03-30 |
| Jefferson | 322 | 42 | 7,953 | 2025-03-15 |
| Portage | 294 | 34 | 4,843 | 2025-04-21 |
| Dodge | 287 | 38 | 9,532 | 2025-05-16 |
| Shawano | 253 | 40 | 6,709 | 2025-03-30 |
| Sheboygan | 218 | 53 | 3,998 | 2025-06-03 |
| Waupaca | 180 | 37 | 4,084 | 2025-08-09 |
| Walworth | 180 | 35 | 3,916 | 2025-12-18 |
| Marquette | 179 | 33 | 2,473 | 2025-06-23 |
| Grant | 175 | 33 | 1,885 | 2025-08-10 |
| Marathon | 169 | 30 | 8,537 | 2025-07-09 |
| Green Lake | 128 | 28 | 1,426 | 2025-01-10 |
| Adams | 128 | 35 | 2,455 | 2025-07-15 |
| Iowa | 120 | 33 | 2,981 | 2025-07-19 |
| Kenosha | 114 | 41 | 5,449 | 2025-06-10 |
| Rock | 110 | 37 | 2,902 | 2025-10-20 |
| Crawford | 98 | 14 | 1,253 | 2025-08-10 |
| Green | 95 | 29 | 1,920 | 2025-06-22 |
| Dane | 85 | 16 | 8,497 | 2025-08-10 |
| Columbia | 82 | 20 | 5,229 | 2025-08-16 |
| Waushara | 79 | 36 | 1,425 | 2025-05-16 |
| Winnebago | 71 | 22 | 4,706 | 2025-06-12 |
| Calumet | 71 | 17 | 2,246 | 2025-06-24 |
Wisconsin Power & Light Co. service area
Wisconsin Power & Light Co. serves 35 counties in Wisconsin and 323 ZIP codes.
Adams, Calumet, Columbia, Crawford, Dane, Dodge, Fond Du Lac, Grant, Green, Green Lake, Iowa, Jackson, Jefferson, Juneau, Kenosha, Lafayette, Langlade, Manitowoc, Marathon, Marquette, Menominee, Monroe, Oconto, Portage, Richland, Rock, Sauk, Shawano, Sheboygan, Vernon, Walworth, Waupaca, Waushara, Winnebago, Wood
Cities: Madison, Oshkosh, Janesville, Sheboygan, Fond du Lac, Beloit, Sun Prairie, Fitchburg, Stevens Point, Middleton, Marshfield, Wisconsin Rapids, Beaver Dam, Waunakee, Stoughton, Platteville, Verona, Fort Atkinson, Plover, Baraboo, Waupun, Monroe, Burlington, Portage, Oregon, Elkhorn, Sparta, Reedsburg, Tomah, Shawano, DeForest, Plymouth, Delavan, McFarland, Antigo, Sheboygan Falls, Lake Geneva, Ripon, Kronenwetter, Mount Horeb
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 5,123 |
| Net-metered solar homes | 5,479 |
| Homes in demand response (e.g. thermostat rebates) | 10,418 |
| Residential energy saved by programs | 5,465 MWh |
Wisconsin Power & Light Co. at a glance
| Ownership | Investor-owned utility |
| Services | Generation, Distribution, Wholesale Marketing, Retail Marketing, Bundled |
| Commercial rate | 14.06¢/kWh |
| Industrial rate | 10.04¢/kWh |
| Retail revenue (2025) | $1,511,090,000 |
| Electricity sold (2025) | 11,264,418 MWh |
| Peak demand | 2,735 MW summer · 2,042 MW winter |
| Power from own generation | 84% (rest purchased) |
| Line losses | 2.6% |
| Balancing authority | MISO |
| EIA utility ID | 20856 |
| Website | psc.wi.gov/apps35/ERF_search/default.aspx |
Other utilities in Wisconsin
Frequently asked questions
What is Wisconsin Power & Light Co.'s electricity rate?
Wisconsin Power & Light Co. residential customers pay an average of 18.86¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 1% above the Wisconsin average of 18.74¢ and 5% above the U.S. average.
What is the average Wisconsin Power & Light Co. electric bill?
About $131 a month. The average Wisconsin Power & Light Co. home uses 694 kWh a month. At 1,000 kWh the bill would be about $189.
How many customers does Wisconsin Power & Light Co. have?
Wisconsin Power & Light Co. serves 440,746 residential customers and 505,706 customers in total in Wisconsin, across 35 counties.
How reliable is Wisconsin Power & Light Co.?
In 2025, the average Wisconsin Power & Light Co. customer was without power for 96 min (SAIDI) over 0.79 interruptions (SAIFI), including major storms. Excluding major event days it was 75 min. The Wisconsin average was 4 hr 3 min and the U.S. average 4 hr 26 min.
Does Wisconsin Power & Light Co. offer time-of-use rates?
Yes. The OpenEI rate database lists 7 time-of-use residential plans, including Residential Service Demand Rd-1 (Single Phase). Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Wisconsin Power & Light Co. offer net metering for solar?
Wisconsin Power & Light Co. had 5,479 residential net-metered customers in 2025 with 38.8 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 Wisconsin Power & Light Co. before making decisions.