Northern States Power Co. electricity rates
Investor-owned utility · Wisconsin
Northern States Power Co. is a for-profit, investor-owned utility regulated by the state utility commission, serving 222,746 homes in Wisconsin. Its residential customers pay an average of 16.69¢/kWh including fixed and delivery charges, 7% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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Northern States Power Co. bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $83.45 | $63.74 |
| 1,000 kWh | $166.90 | $119.23 |
| 1,500 kWh | $250.35 | $174.72 |
| 2,000 kWh | $333.80 | $230.21 |
*Residential Service MR-1 (effective 2014-01-01, $8.25/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.
Northern States Power Co. residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Service MR-1 | 2014-01-01 | $8.25 | 11.10¢ |
| Rg-2 Residential Time of Day Three Phasetime-of-use | 2024-01-01 | $18.50 | 9.5¢ (12am–9am, 9pm–12am) · 22.6¢ (9am–9pm) — summer weekdays |
| Rg-2 Residential Time of Day Single Phasetime-of-use | 2024-01-01 | $15.00 | 22.6¢ (9am–9pm) · 9.5¢ (12am–9am, 9pm–12am) — summer weekdays |
| Rg-1 - Residential Service Three Phasetime-of-use | 2024-01-01 | $18.50 | 14.9¢ (12am–12am) — summer weekdays |
| Rg-1 Residential Service Single Phasetime-of-use | 2024-01-01 | $15.00 | 14.9¢ (12am–12am) — summer weekdays |
| Residential Time Of Day Service MR-2time-of-use | 2014-01-01 | $8.25 | 17.3¢ (8am–8pm) · 7.0¢ (12am–8am, 8pm–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Northern States Power Co. rate history
2015–2025: +18% change in the average residential rate (13.14¢ → 15.55¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Northern States Power Co. | Wisconsin avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 309 | 243 | 266 |
| Outages per customer (SAIFI) | 1.15 | 0.95 | 1.34 |
| Average restoration time (CAIDI) | 4 hr 29 min | — | — |
| Outage minutes excluding major storms | 110 | 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 Northern States Power Co.'s counties, customers averaged 5 hr 46 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Vilas | 5,251 | 120 | 9,411 | 2025-04-29 |
| Iron | 3,881 | 25 | 2,065 | 2025-02-16 |
| Oneida | 1,806 | 60 | 15,106 | 2025-03-31 |
| Lincoln | 739 | 39 | 3,694 | 2025-12-29 |
| Washburn | 511 | 66 | 1,846 | 2025-05-15 |
| Sawyer | 471 | 41 | 2,886 | 2025-11-26 |
| St Croix | 387 | 24 | 12,121 | 2025-07-29 |
| Dunn | 310 | 24 | 6,292 | 2025-07-29 |
| Buffalo | 289 | 37 | 1,285 | 2025-07-29 |
| Bayfield | 281 | 30 | 1,597 | 2025-09-02 |
| Rusk | 200 | 20 | 3,657 | 2025-10-09 |
| Barron | 192 | 35 | 6,923 | 2025-05-15 |
| Marathon | 169 | 30 | 8,537 | 2025-07-09 |
| Ashland | 146 | 23 | 791 | 2025-06-21 |
| Clark | 141 | 10 | 2,505 | 2025-05-16 |
| Pepin | 130 | 14 | 1,504 | 2025-07-29 |
| Pierce | 123 | 15 | 4,120 | 2025-08-18 |
| La Crosse | 108 | 29 | 4,878 | 2025-12-18 |
| Polk | 107 | 36 | 3,575 | 2025-08-21 |
| Eau Claire | 105 | 19 | 9,162 | 2025-07-29 |
| Trempealeau | 102 | 27 | 1,071 | 2025-07-29 |
| Crawford | 98 | 14 | 1,253 | 2025-08-10 |
| Chippewa | 89 | 19 | 1,559 | 2025-01-21 |
| Price | 56 | 12 | 1,565 | 2025-08-09 |
| Vernon | 45 | 13 | 1,071 | 2025-12-30 |
Northern States Power Co. service area
Northern States Power Co. serves 28 counties in Wisconsin and 216 ZIP codes.
Ashland, Barron, Bayfield, Buffalo, Chippewa, Clark, Crawford, Dunn, Eau Claire, Iron, Jackson, La Crosse, Lincoln, Marathon, Monroe, Oneida, Pepin, Pierce, Polk, Price, Rusk, Sawyer, St Croix, Taylor, Trempealeau, Vernon, Vilas, Washburn
Cities: Eau Claire, La Crosse, North La Crosse, Marshfield, Onalaska, Menomonie, River Falls, Chippewa Falls, Hudson, Sparta, Holmen, Merrill, New Richmond, Rice Lake, Ashland, Altoona, Lake Hallie, West Salem, Viroqua, Medford, Prescott, French Island, Baldwin, North Hudson, Stanley, Black River Falls, Bloomer, Barron, Tomahawk, Ellsworth, Ladysmith, Arcadia, Amery, Lake Wissota, Somerset, Mondovi, Spooner, Osceola, Neillsville, Park Falls
Programs, smart meters & solar
| Smart meters (AMI) for homes | 98% |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 7,079 |
| Net-metered solar homes | 888 |
| Homes in demand response (e.g. thermostat rebates) | 18,549 |
Northern States Power Co. at a glance
| Ownership | Investor-owned utility |
| Services | — |
| Commercial rate | 11.93¢/kWh |
| Industrial rate | 8.47¢/kWh |
| Retail revenue (2025) | $787,530,100 |
| Electricity sold (2025) | 6,741,875 MWh |
| Balancing authority | MISO |
| EIA utility ID | 13780 |
Other utilities in Wisconsin
Frequently asked questions
What is Northern States Power Co.'s electricity rate?
Northern States Power Co. residential customers pay an average of 16.69¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 11% below the Wisconsin average of 18.74¢ and 7% below the U.S. average.
What is the average Northern States Power Co. electric bill?
About $121 a month. The average Northern States Power Co. home uses 726 kWh a month. At 1,000 kWh the bill would be about $167.
How many customers does Northern States Power Co. have?
Northern States Power Co. serves 222,746 residential customers and 265,062 customers in total in Wisconsin, across 28 counties.
How reliable is Northern States Power Co.?
In 2025, the average Northern States Power Co. customer was without power for 5 hr 9 min (SAIDI) over 1.15 interruptions (SAIFI), including major storms. Excluding major event days it was 110 min. The Wisconsin average was 4 hr 3 min and the U.S. average 4 hr 26 min.
Does Northern States Power Co. offer time-of-use rates?
Yes. The OpenEI rate database lists 5 time-of-use residential plans, including Rg-2 Residential Time of Day Three Phase. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Northern States Power Co. offer net metering for solar?
Northern States Power Co. had 888 residential net-metered customers in 2025 with 11.2 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 Northern States Power Co. before making decisions.