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REGULATORY ENVIRONMENT - WI 2023 AND 2024 RATES (Details) - Public Service Commission of Wisconsin (PSCW) - USD ($) |  | 1 Months Ended |
--- | --- | --- | ---
Sep. 29, 2022 | Jul. 31, 2022 | Sep. 30, 2022
Public Utilities, Rate Matters, Requested |  |  |
Percentage of first 15 basis points of additional earnings retained by the utility | 100.00% |  |
Return on equity in excess of authorized amount (as a percent) | 0.15% |  |
Percentage of additional earnings between 15 and 75 basis points refunded to customers | 50.00% |  |
Return on equity in excess of first 15 basis points above authorized amount (as a percent) | 0.60% |  |
Percentage of earnings in excess of 75 basis points refunded to customers | 100.00% |  |
Commitments to contribute to Keep Wisconsin Warm Fund | $ 4,000,000 |  |
WE |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested common equity component average (as a percent) | 53.00% |  |
Requested return on equity (as a percent) | 10.00% |  |
WE | Electric rates |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested rate increase | $ 257,900,000 |  |
Requested rate increase (as a percent) | 8.30% |  |
Decrease in customer monthly fixed charges | $ 1.00 |  |
WE | Electric rates | OCPP |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Securitization of environmental control costs | $ 100,000,000 |  |
WE | Electric rates | OCPP | Plant retirement related items |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Recovery period of remaining book value | 25 years |  |
WE | Electric rates | OCPP Units 5 and 6 |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Delay in plant retirements |  | 1 year |
WE | Electric rates | OCPP Units 7 and 8 |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Delay in plant retirements |  | 18 months |
WE | Natural gas rates |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested rate increase | $ 53,300,000 |  |
Requested rate increase (as a percent) | 11.20% |  |
WE | Steam rates |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested rate increase | $ 3,400,000 |  |
Requested rate increase (as a percent) | 15.60% |  |
WPS |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested common equity component average (as a percent) | 53.00% |  |
Requested return on equity (as a percent) | 10.00% |  |
WPS | Columbia Energy Center Units 1 and 2 |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Joint plant ownership percentage |  |  | 27.50%
WPS | Electric rates |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested rate increase | $ 104,300,000 |  |
Requested rate increase (as a percent) | 8.70% |  |
Decrease in customer monthly fixed charges | $ 2.00 |  |
WPS | Natural gas rates |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested rate increase | $ 31,300,000 |  |
Requested rate increase (as a percent) | 8.60% |  |
WG |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested common equity component average (as a percent) | 53.00% |  |
Requested return on equity (as a percent) | 10.20% |  |
WG | Natural gas rates |  |  |
Public Utilities, Rate Matters, Requested |  |  |
Requested rate increase | $ 57,100,000 |  |
Requested rate increase (as a percent) | 7.90% |  |

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