Electricity rates — Wisconsin Public Service Corp
A household served by Wisconsin Public Service Corp using 1,000 kWh a month pays about $1,835.75 a year on the cheapest of 2 generally available plans — Residential Three-tier Time-of-Use Rg5-OTOU from Wisconsin Public Service Corp, in effect since January 2025. Rates checked September 23, 2026. A further 6 schedules are published but restricted — means-tested, closed to new customers, or needing particular equipment — and they are priced further down.
Every priced plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| Residential Time-of-Use Option 1 Rg3-OTOU; Closed Ratetime-of-use · in effect since January 2015 · closed to new customers | $1,398.51 | −$437.24 | 11.7¢ |
| Residential Time-of-Use Option 2 Rg3-OTOU; Closed Ratetime-of-use · in effect since January 2015 · closed to new customers | $1,398.51 | −$437.24 | 11.7¢ |
| Residential Time-of-Use Option 3 Rg3-OTOU; Closed Ratetime-of-use · in effect since January 2015 · closed to new customers | $1,472.02 | −$363.73 | 12.3¢ |
| Residential Seasonal Three-tier Time-of-Use Rg5-OTOUtime-of-use · in effect since January 2024 · needs a seasonal residence | $1,533.70 | −$302.05 | 12.8¢ |
| Residential Seasonal Three-tier Time-of-Use Rg5-OTOUtime-of-use · in effect since January 2024 · needs a seasonal residence | $1,634.91 | −$200.84 | 13.6¢ |
| Residential Seasonal Rg-1flat rate · in effect since January 2025 · needs a seasonal residence | $1,730.76 | −$104.99 | 14.4¢ |
| Residential Three-tier Time-of-Use Rg5-OTOU✓ cheapesttime-of-use · in effect since January 2025 | $1,835.75 | — | 15.3¢ |
| Residential Rg-1flat rate · in effect since January 2025 | $1,931.60 | +$95.85 | 16.1¢ |
Cost across usage levels
The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.
- 500 kWh/mo — cheapest $1,025.38 (Residential Three-tier Time-of-Use Rg5-OTOU), dearest $1,073.36, a $47.98 spread
- 1,000 kWh/mo — cheapest $1,835.75 (Residential Three-tier Time-of-Use Rg5-OTOU), dearest $1,931.60, a $95.85 spread
- 2,000 kWh/mo — cheapest $3,456.52 (Residential Three-tier Time-of-Use Rg5-OTOU), dearest $3,648.20, a $191.68 spread
What a typical bill costs
At 1,000 kWh a month the 2 generally available plans here run from $1,835.75 on Residential Three-tier Time-of-Use Rg5-OTOU to $1,931.60 on Residential Rg-1, with a median of $1,883.68.
Effective rates, bill divided by kilowatt-hours, span 15.3¢ to 16.1¢ per kWh at that usage.
What Wisconsin Public Service Corp's customers were billed in 2024
Priced at 595 kWh a month, what Wisconsin Public Service Corp's customers used on average, its open plans come within 4% of what EIA reports they were billed in 2024: the plans here describe its bills well.
| Ownership, as EIA classes it | Investor-owned |
|---|---|
| Full-service homes in Wisconsin | 411,775 |
| Share of Wisconsin's households | 14% |
| Average use per home | 595 kWh a month |
| Average bill per home | $96.60 a month |
| Billed per kWh, riders included | 16.2¢ |
| Median open plan here, at that use | 16.9¢ |
Wisconsin Public Service Corp in U.S. Energy Information Administration, Form EIA-861, 2024 (Sales_Ult_Cust_2024.xlsx), retrieved September 23, 2026.
How it compares
Among the 109 utilities indexed, Wisconsin Public Service Corp's cheapest open plan is the 37th-highest, 11% more than their median of $1,649.16. It sits between PacifiCorp (Oregon) ($1,831.08) and Kentucky Utilities Co ($1,848.09).
No other utility indexed in Wisconsin has a cheaper open plan; the other 2 all start higher.
None of Wisconsin Public Service Corp's plans open to any household has a tiered step or a seasonal price in this data: a kWh costs the same however much is used and whatever the month.
How the answer changes with usage
Residential Three-tier Time-of-Use Rg5-OTOU is cheapest at every level tested — $1,025.38 a year at 500 kWh a month, $3,456.52 at 2,000 kWh.
The penalty for a poor choice grows with usage: $47.98 a year at 500 kWh against $191.68 at 2,000 kWh.
6 plans on file, at 1,000 kWh a month
Residential Time-of-Use Option 1 Rg3-OTOU; Closed Rate — $1,398.51 a year, 11.7¢ per kWh effective, time-of-use. It carries a $19.01 monthly standing charge. In effect since January 2015. Too old to quote as a current price.
Residential Time-of-Use Option 2 Rg3-OTOU; Closed Rate — $1,398.51 a year, 11.7¢ per kWh effective, time-of-use. It carries a $19.01 monthly standing charge. In effect since January 2015. Too old to quote as a current price.
Residential Time-of-Use Option 3 Rg3-OTOU; Closed Rate — $1,472.02 a year, 12.3¢ per kWh effective, time-of-use. It carries a $19.01 monthly standing charge. In effect since January 2015. Too old to quote as a current price.
Residential Seasonal Three-tier Time-of-Use Rg5-OTOU — $1,533.70 a year, 12.8¢ per kWh effective, time-of-use. It carries a $1.18 monthly standing charge. In effect since January 2024. Restricted: needs a seasonal residence.
Residential Seasonal Three-tier Time-of-Use Rg5-OTOU — $1,634.91 a year, 13.6¢ per kWh effective, time-of-use. It carries a $1.18 monthly standing charge. In effect since January 2024. Restricted: needs a seasonal residence.
Residential Seasonal Rg-1 — $1,730.76 a year, 14.4¢ per kWh effective, flat rate. It carries a $1.18 monthly standing charge. In effect since January 2025. Restricted: needs a seasonal residence.
How these plans are structured
Of 8 priceable plans: 6 time-of-use, 2 flat-rate.
Fixed monthly charges run from $1.18 to $19.01.
Who provides these plans
EIA-861 lists Wisconsin Public Service Corp serving homes in Wisconsin and in no other state, which is how its plans are placed there. 8 of its 8 published residential schedules can be priced.
The largest saving available here
Moving from Residential Rg-1 to Residential Three-tier Time-of-Use Rg5-OTOU saves $95.85 a year at 1,000 kWh a month, with no change in consumption.
What this does not cover
6 of these plans price by the hour, so their figures are marked lower confidence.
New to these terms? The methodology page explains tiered bands, time-of-use periods and fixed charges, and sets out exactly what the rate engine assumes.
Estimate — your actual bill may differ.
Tariff structures from NREL/OpenEI Utility Rate Database (CC0 1.0), retrieved September 23, 2026.