What are Wisconsin Power & Light Co Residential Time-of-Use Rg-5 (Single Phase) peak hours and rates?
Residential Time-of-Use Rg-5 (Single Phase) from Wisconsin Power & Light Co is a time-of-use plan: electricity costs the most during peak hours (5 p.m.–9 p.m.) at about $0.20/kWh and the least off-peak at about $0.08/kWh. Shifting heavy usage out of the peak window lowers the bill.
Peak window
5 p.m.–9 p.m.
Peak price
20¢/kWh
Off-peak price
8¢/kWh
Fixed charge
$0.49/mo
The Residential Time-of-Use Rg-5 (Single Phase) day, hour by hour
Hover any hour for its exact price. Toggle season and day type.
Season 1
Jan–Feb, Dec
| Period | Hours | $/kWh |
|---|---|---|
| Peak | 5 p.m.–9 p.m. | $0.20 |
| Mid-Peak | 6 a.m.–5 p.m., 9 p.m.–11 p.m. | $0.16 |
| Off-Peak | 11 p.m.–6 a.m. | $0.08 |
Season 2
Mar–May, Sep–Nov
| Period | Hours | $/kWh |
|---|---|---|
| Peak | 6 a.m.–11 p.m. | $0.16 |
| Mid-Peak | 11 p.m.–6 a.m. | $0.08 |
Season 3
Jun–Aug
| Period | Hours | $/kWh |
|---|---|---|
| Peak | 11 a.m.–7 p.m. | $0.20 |
| Mid-Peak | 6 a.m.–11 a.m., 7 p.m.–11 p.m. | $0.16 |
| Off-Peak | 11 p.m.–6 a.m. | $0.08 |
Frequently asked questions
What are Wisconsin Power & Light Co Residential Time-of-Use Rg-5 (Single Phase) peak hours and rates? +
Residential Time-of-Use Rg-5 (Single Phase) from Wisconsin Power & Light Co is a time-of-use plan: electricity costs the most during peak hours (5 p.m.–9 p.m.) at about $0.20/kWh and the least off-peak at about $0.08/kWh. Shifting heavy usage out of the peak window lowers the bill.
When is the cheapest time to use electricity on Residential Time-of-Use Rg-5 (Single Phase)? +
The cheapest electricity on Wisconsin Power & Light Co Residential Time-of-Use Rg-5 (Single Phase) is during off-peak hours (11 p.m.–6 a.m.), at about 8¢/kWh. Shift EV charging, laundry, dishwashing, and pre-cooling into these hours to pay the least.
How much more is peak vs off-peak on Residential Time-of-Use Rg-5 (Single Phase)? +
Peak power costs about 20¢/kWh versus 8¢/kWh off-peak — a difference of about 12¢/kWh. Running a 5 kWh load (a load of laundry plus dishwasher) off-peak instead of at peak saves roughly $0.59.
Who offers Residential Time-of-Use Rg-5 (Single Phase)? +
Residential Time-of-Use Rg-5 (Single Phase) is a residential electricity plan from Wisconsin Power & Light Co (Wisconsin Power & Light Co).
About this data
Compiled by Optiwatt from the OpenEI U.S. Utility Rate Database (630cd026544dcb52c82adfc8). Representative — verify exact prices on your Wisconsin Power & Light Co bill or tariff sheet.
Other Wisconsin Power & Light Co plans
Controlled Water Heating (17-Hour Charging Period) Rw-1 [CLOSED Rate]
Flat rate
General Time-of-Day with Controlled Water Heating 12 Hour Peak Gw-1 [CLOSED Rate]
9 a.m.–9 p.m.
General Time-of-Day with Controlled Water Heating 14 Hour Peak Gw-1 [CLOSED Rate]
8 a.m.–10 p.m.
Residential Service Demand Rd-1 (Single Phase)
5 p.m.–9 p.m.
Residential Service Demand Rd-1 (Three Phase)
5 p.m.–9 p.m.
Residential Service Rg-1 (Single Phase)
Flat rate
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Data last updated June 18, 2026. Compiled by Energy Advisor from published utility tariffs.