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Electricity rates — Northern States Power Co - Wisconsin

A household served by Northern States Power Co - Wisconsin using 1,000 kWh a month pays about $1,812.16 a year on the cheapest of 4 generally available plans — Rg-2 Residential Time of Day Single Phase from Northern States Power Co - Wisconsin, in effect since January 2024. Rates checked September 23, 2026.

Every priced plan, 1,000 kWh/mo

Annual cost of each published plan, 1,000 kWh/mo, cheapest first
PlanPer yearvs cheapestEffective
Rg-2 Residential Time of Day Single Phase✓ cheapesttime-of-use · in effect since January 2024$1,812.1615.1¢
Rg-2 Residential Time of Day Three Phasetime-of-use · in effect since January 2024$1,854.16+$42.0015.5¢
Rg-1 Residential Service Single Phasepriced by season · in effect since January 2024$1,868.00+$55.8415.6¢
Rg-1 - Residential Service Three Phasepriced by season · in effect since January 2024$1,910.00+$97.8415.9¢

Cost across usage levels

The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.

  • 500 kWh/mo — cheapest $996.09 (Rg-2 Residential Time of Day Single Phase), dearest $1,066.00, a $69.91 spread
  • 1,000 kWh/mo — cheapest $1,812.16 (Rg-2 Residential Time of Day Single Phase), dearest $1,910.00, a $97.84 spread
  • 2,000 kWh/mo — cheapest $3,444.26 (Rg-2 Residential Time of Day Single Phase), dearest $3,598.00, a $153.74 spread

What a typical bill costs

At 1,000 kWh a month the 4 generally available plans here run from $1,812.16 on Rg-2 Residential Time of Day Single Phase to $1,910.00 on Rg-1 - Residential Service Three Phase, with a median of $1,861.08.

Effective rates, bill divided by kilowatt-hours, span 15.1¢ to 15.9¢ per kWh at that usage.

How it compares

Among the 109 utilities indexed, Northern States Power Co - Wisconsin's cheapest open plan is the 41st-highest, 10% more than their median of $1,649.16. It sits between City of Memphis, Tennessee (Utility Company) ($1,793.44) and City of Seattle, Washington (Utility Company) ($1,820.17).

None of Northern States Power Co - Wisconsin'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

Rg-2 Residential Time of Day Single Phase is cheapest at every level tested — $996.09 a year at 500 kWh a month, $3,444.26 at 2,000 kWh.

The penalty for a poor choice grows with usage: $69.91 a year at 500 kWh against $153.74 at 2,000 kWh.

Cheapest 4 plans at 1,000 kWh a month

Rg-2 Residential Time of Day Single Phase — $1,812.16 a year, 15.1¢ per kWh effective, time-of-use. It carries a $15.00 monthly standing charge. In effect since January 2024.

Rg-2 Residential Time of Day Three Phase — $1,854.16 a year, 15.5¢ per kWh effective, time-of-use. It carries a $18.50 monthly standing charge. In effect since January 2024.

Rg-1 Residential Service Single Phase — $1,868.00 a year, 15.6¢ per kWh effective, priced by season. It carries a $15.00 monthly standing charge. In effect since January 2024.

Rg-1 - Residential Service Three Phase — $1,910.00 a year, 15.9¢ per kWh effective, priced by season. It carries a $18.50 monthly standing charge. In effect since January 2024.

How these plans are structured

Of 4 priceable plans: 2 time-of-use, 2 priced by season.

Fixed monthly charges run from $15.00 to $18.50.

Who provides these plans

4 of Northern States Power Co - Wisconsin's 4 published residential schedules can be priced. EIA-861 lists it serving homes in more than one state and its URDB record does not say which these schedules are for, so it appears on no state page.

The largest saving available here

Moving from Rg-1 - Residential Service Three Phase to Rg-2 Residential Time of Day Single Phase saves $97.84 a year at 1,000 kWh a month, with no change in consumption.

What this does not cover

2 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.