Chapter PSC 111

PSC 111.11(1)(b) (b) “Capacity sale including reserves” means a sale of firm electric generating capacity that has actually occurred or that is subject to an existing contract, including options to sell or contracts subject to contingencies, and that includes the terms specified in par. (a) 2. to 4.

PSC 111.11(2) (2) Factors affecting electric demand.

PSC 111.11(2)(a) (a) Each electricity provider, except operators of wholesale merchant plants, shall submit all of the following data:

PSC 111.11(2)(a)1. 1. Monthly peak demand data for the 7-year period encompassing the SEA, including responsibility for power losses. Any loss responsibility associated with the delivery of purchased capacity shall be separately identified.

PSC 111.11(2)(a)2. 2. The reduction in the summer and winter peak demand, for any of the years encompassing the SEA, due to direct load control programs that allow system operators to manage customer loads.

PSC 111.11(2)(a)3. 3. The reduction in the summer and winter peak demand, for any of the years encompassing the SEA, due to the interruption of customer load by tariff or contract.

PSC 111.11(2)(a)4. 4. The effect on summer and winter peak demand, for any of the years encompassing the SEA, due to each capacity sale including reserves that affects peak demand.

PSC 111.11(2)(a)5. 5. The effect on summer and winter peak demand, for any of the years encompassing the SEA, due to each capacity purchase including reserves that affects peak demand. Any part of a purchase intended to compensate for transmission losses associated with delivery of the purchase shall be separately identified. For each out-of-state capacity purchase including reserves cited under this paragraph, the buyer shall demonstrate that the seller is treating its sale with the same priority as the electrical demand that the seller is legally obligated to serve.

PSC 111.11(2)(a)6. 6. The effect on summer and winter peak demand, for any of the years encompassing the SEA, due to any arrangements other than those specified in subds. 1. to 5., that also affect peak demand in Wisconsin.

PSC 111.11(2)(b) (b) An electricity provider may aggregate information for individual arrangements less than 10 MW in its data filing under par. (a) 1., 2., 3., 4., 5. or 6.

PSC 111.11 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (2) (a) 1. to 6. Register September 2005 No. 597, eff. 10-1-05.

PSC 111.13 PSC 111.13 Calculation of adjusted electric demand.

PSC 111.13(1) (1) Definition. In this section, “adjusted electric demand” means peak demand including responsibility for power losses, less the effect of direct load control, interruptible load, or capacity purchases including reserves as defined in s. PSC 111.11 (1) (a), plus the effect of capacity sales including reserves as defined in s. PSC 111.11 (1) (b).

PSC 111.13(2) (2) Data submission. Each electricity provider, except operators of wholesale merchant plants, shall calculate adjusted electric demand for the 7-year period encompassing the SEA and submit the results to the commission. Any transmission loss responsibility associated with delivery of a particular capacity purchase including reserves, as defined in s. PSC 111.11 (1) (a), shall be separately identified. All miscellaneous demand factors that decrease peak demand shall be deductions when calculating adjusted electric demand. All miscellaneous demand factors that increase peak demand shall be additions when calculating adjusted electric demand.

PSC 111.13 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (2) Register September 2005 No. 597, eff. 10-1-05.

subch. III of ch. PSC 111 Subchapter III — Assessment of Electric Power Supply

PSC 111.21 PSC 111.21 Capacity data.

PSC 111.21(1) (1) Data about generating facilities. Each electricity provider shall submit all of the following data for any generation in the state or generation used to supply an ultimate end user in the state:

PSC 111.21(1)(a) (a) A complete current inventory of its installed electric generating capacity, including all of the following:

PSC 111.21(1)(a)1. 1. The name and location of each facility.

PSC 111.21(1)(a)2. 2. The type of load of the facility, including peaking, intermediate, or base load.

PSC 111.21(1)(a)3. 3. The type of fuel used.

PSC 111.21(1)(a)4. 4. The summer and winter net rated capacity.

PSC 111.21(1)(a)5. 5. The operational status of the facility, as of the filing date.

PSC 111.21(1)(a)6. 6. Emissions of particulates, ash, SO2, NOx, CO2, N2O and Hg, per kWh of output.

PSC 111.21(1)(b) (b) Summer and winter peak data on aggregate net rated capacity as of the filing date.

PSC 111.21(1)(c) (c) A complete identification and description of each unit’s net rated capacity that the electricity provider intends to retire during the 7-year period encompassing the SEA, including the month and year of expected retirement.

PSC 111.21(1)(d) (d) A complete identification and description of each generating addition the electricity provider proposes to commence constructing during the 7-year period encompassing the SEA, including all of the following:

PSC 111.21(1)(d)1. 1. The in-service date.

PSC 111.21(1)(d)2. 2. The location of the facility.

PSC 111.21(1)(d)3. 3. The type of load of the facility, including peaking, intermediate, or base load.

PSC 111.21(1)(d)4. 4. The type of fuel used.

PSC 111.21(1)(d)5. 5. The summer and winter net rated capacity.

PSC 111.21(1)(d)6. 6. Expected levels of emissions identified in par. (a) 6., per kWh of output.

PSC 111.21(1)(e) (e) A complete identification and description of each expected capacity change at existing generating units during the 7-year period encompassing the SEA, including all of the following:

PSC 111.21(1)(e)1. 1. The in-service date.

PSC 111.21(1)(e)2. 2. The location of the facilities.

PSC 111.21(1)(e)3. 3. The function of the upgrade, improvement, or downgrade.

PSC 111.21(1)(e)4. 4. The change in summer and winter net rated capacity.

PSC 111.21(1)(e)5. 5. Expected changes in emissions identified in par. (a) 6., per kWh of output.

PSC 111.21(1)(f) (f) A complete identification and description of each supply factor that is not covered by pars. (a) to (e), but also affects electric power supply during peak demand in Wisconsin for the 7-year period encompassing the SEA.

PSC 111.21(2) (2) Aggregating data on small generation facilities. An electricity provider may aggregate information for individual generating facility less than 10 MW in its data filing under sub. (1) (a), (b), (c), (d), (e) or (f).

PSC 111.21 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (1) (c), (d) (intro.), (e) (intro.) and (f) Register September 2005 No. 597, eff. 10-1-05.

PSC 111.23 PSC 111.23 Capacity purchase and sale data affecting electric power supply.

PSC 111.23(1) (1) Definitions. In this section:

PSC 111.23(1)(a) (a) “Capacity purchase without reserves” means a purchase of electric generating capacity that has actually occurred or that is subject to an existing contract, including options to purchase or contracts subject to contingencies, and that includes all of the following terms:

PSC 111.23(1)(a)1. 1. A firm transmission path from source to destination.

PSC 111.23(1)(a)2. 2. The buyer has responsibility for reserves.

PSC 111.23(1)(a)3. 3. The seller is obliged to supply across peak conditions with no unilateral curtailment option, except for particular contingencies that are specified in the contract.

PSC 111.23(1)(a)4. 4. The seller will count the sale as an available capacity reduction.

PSC 111.23(1)(b) (b) “Capacity sale without reserves” means a sale of electric generating capacity that has actually occurred or that is subject to an existing contract, including options to sell or contracts subject to contingencies, and that includes the terms specified in par. (a) 2. to 4.

PSC 111.23(2) (2) Capacity purchases or sales without reserves. Each electricity provider, except operators of wholesale merchant plants, shall submit for the 7-year period encompassing the SEA, summer and winter peak data listing all of the following data:

PSC 111.23(2)(a) (a) The amount and type of each capacity purchase without reserves in Wisconsin, in net MW, including an identification of each of the following:

PSC 111.23(2)(a)1. 1. Whether the purchase is on a system or unit basis.

PSC 111.23(2)(a)2. 2. How much of the purchase, if any, is intended to compensate for transmission losses associated with delivery of the purchase.

PSC 111.23(2)(b) (b) The amount and type of each capacity sale without reserves, in net MW, including an identification of whether the sale is on a system or unit basis.

PSC 111.23 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (2) (intro.) Register September 2005 No. 597, eff. 10-1-05.

PSC 111.25 PSC 111.25 Calculation of electric power supply.

PSC 111.25(1) (1) Definition. In this section, “electric power supply” means aggregate generating capacity plus capacity additions, capacity upgrades or improvements at existing units, and capacity purchases without reserves as defined in s. PSC 111.23 (1) (a), less unit retirements, capacity downgrades at existing units, and capacity sales without reserves as defined in s. PSC 111.23 (1) (b).

PSC 111.25(2) (2) Data submission. Each electricity provider, except operators of wholesale merchant plants, shall calculate electric power supply for the 7-year period encompassing the SEA and submit the results to the commission. Any part of a capacity purchase without reserves, as defined in s. PSC 111.23 (1) (a), that is intended to compensate for transmission losses associated with delivery of that purchase, shall be excluded from the calculation of electricity power supply. All miscellaneous supply factors that decrease supply resources shall be deducted from electric power supply. All miscellaneous supply factors that increase supply resources shall be added to electric power supply.

PSC 111.25 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (2) Register September 2005 No. 597, eff. 10-1-05.

subch. IV of ch. PSC 111 Subchapter IV — Economic, Environmental, and Conservation Data

PSC 111.31 PSC 111.31 Economic data. Each electricity provider, except self-providers and operators of wholesale merchant plants, shall submit all of the following economic data:

PSC 111.31(1) (1) Average energy production cost. The electricity provider’s average energy production cost for each type of generating unit, including nuclear, coal-fired, gas simple-cycle, gas combined-cycle, diesel and renewable units. The electricity provider shall specify the expected range of energy production cost by unit type for each year in a 3-year period encompassing the SEA and one succeeding calendar year.

PSC 111.31(2) (2) System dispatch cost. Upon commission request, for those days when the market energy price exceeded $250 per megawatt-hour measured exclusive of capital costs or when the market price exceeded $2,000 per megawatt-hour measured inclusive of capital costs, the electricity provider’s hourly historical system dispatch costs, computed using available electric generating capacity and those capacity purchases or sales relevant at the time.

PSC 111.31 Note Note: This information is needed to determine, as required by s. 196.491 (2) (a) 12. and 13., Stats., if competition is contributing to the provision of sufficient capacity and energy at a reasonable price.

PSC 111.31 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (1) Register September 2005 No. 597, eff. 10-1-05.

PSC 111.33 PSC 111.33 Pollutant data. Each electricity provider shall submit, for the 7-year period encompassing the SEA, the annual average level of emissions identified in s. PSC 111.21 (1) (a) 6., per kWh of output.

PSC 111.33 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. Register September 2005 No. 597, eff. 10-1-05.

PSC 111.35 PSC 111.35 Energy conservation data. Any electricity provider, except self-providers and operators of wholesale merchant plants, that provides rate-based energy efficiency programs to Wisconsin customers directly or by contracting, shall provide all of the following energy conservation activity data and information for the 7-year period encompassing the SEA:

PSC 111.35(1) (1) Spending. Dollars spent on energy conservation activity affecting any Wisconsin customer.

PSC 111.35(2) (2) Energy and demand savings. Energy savings in kWh and demand savings in kW, excluding direct load control and interruptible load impacts specified in s. PSC 111.11 (2) (a) 2. and 3., reported for any Wisconsin customer.

PSC 111.35(3) (3) Energy conservation program descriptions. A comprehensive description of all planned activities to discourage inefficient and excessive power use.

PSC 111.35 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00; CR 03-086: am. (intro.) Register September 2005 No. 597, eff. 10-1-05.

subch. V of ch. PSC 111 Subchapter V — Transmission System Operation Data

PSC 111.41 PSC 111.41 Transmission system reservations data from electricity providers. For each capacity resource reported under s. PSC 111.21, delivery of which requires transmission system reservations, and for each capacity purchase reported under s. PSC 111.11 or 111.23, the electricity provider shall submit information on the transmission arrangements to be used to deliver the capacity, including all of the following:

PSC 111.41(1) (1) Service provider. The provider of transmission service.

PSC 111.41(2) (2) Period and type of service. The period and type of each transmission reservation, and any other service attributes defined by the provider of transmission service.

PSC 111.41(3) (3) Dates. The starting and ending dates of service.

PSC 111.41(4) (4) Path. The transmission path, if point-to-point service is being used.

PSC 111.41(5) (5) Status of request. The status of the request for transmission service.

PSC 111.41(6) (6) Size of reservation. The size of the transmission service reservation, in MW.

PSC 111.41(7) (7) Losses. Amount of incremental losses associated with transmission service, as determined by the transmission provider.

PSC 111.41 History History: Cr. Register, June, 2000, No. 534, eff. 7-1-00.

PSC 111.43 PSC 111.43 Data from transmission providers. Each transmission provider shall submit all of the following data, except that if the data have been previously filed with the commission, the transmission provider may identify the applicable filing instead of providing duplicate data:

PSC 111.43(1) (1) New high-voltage transmission lines. A complete description of each high-voltage transmission line that the transmission provider intends to own in whole or in part, on which construction is planned to commence within 7 years, including all of the following:

PSC 111.43(1)(a) (a) Endpoints of the line.

PSC 111.43(1)(b) (b) Proposed corridors.

PSC 111.43(1)(c) (c) Nominal operating voltage.