1 unchanged sentence
The principal properties of those subsidiaries are as follows:
+Added: Table of C o ntents
Electric - At December 31, 2023, IPL’s and WPL’s facilities by primary fuel type were as follows:
6 unchanged sentences
Mason City, IA 2004 533
−Removed: Burlington Generating Station (Unit 1);
−Removed: Burlington, IA 1968 162
Marshalltown Combustion Turbines (Units 1-3);
Marshalltown, IA 1978 162
+Added: Burlington Generating Station (Unit 1);
+Added: Burlington, IA 1968 160
Prairie Creek Generating Station (Unit 4);
20 unchanged sentences
Ottumwa, IA (b) 1981 348
−Removed: Lansing Generating Station (Unit 4);
−Removed: Lansing, IA 1977 146
George Neal Generating Station (Unit 4);
15 unchanged sentences
Battery Storage;
−Removed: Decorah, Wellman and Marshalltown, IA 2019-2021 4
+Added: various locations in IA 2019-2023 9
Total Battery Storage 9
Total capacity 3,774
−Removed: Table of Co ntents
+Added: Table of C o ntents
WPL Generating
25 unchanged sentences
Wood County Solar Facility, Wood Co., WI 2022 150
+Added: Onion River Solar Facility, Sheboygan Co., WI 2023 150
+Added: Springfield Solar Facility, Dodge Co., WI 2023 100
+Added: Wautoma Solar Facility, Waushara Co., WI 2023 99
+Added: Crawfish River Solar Facility, Jefferson Co., WI 2023 75
+Added: Paddock Solar Facility, Rock Co., WI 2023 65
Bear Creek Solar Facility, Richland Co., WI 2022 50
North Rock Solar Facility, Rock Co., WI 2022 50
−Removed: West Riverside Solar Facility, Beloit, WI (j) 2021 4
+Added: Albany Solar Facility, Green Co., WI 2023 50
+Added: Beaver Dam Solar Facility, Dodge Co., WI 2023 50
+Added: Cassville Solar Facility, Grant Co., WI 2023 50
+Added: West Riverside Solar Facility, Beloit, WI (f) 2021 3
Customer- and Community-hosted Solar;
7 unchanged sentences
Battery Storage;
−Removed: Portage, WI 2022 5
+Added: various locations in WI 2022-2023 9
Total Battery Storage 9
Total capacity 3,922
−Removed: (a) Based on the accredited generating capacity included in MISO’s resource adequacy process for the planning period from June 2022 through May 2023, except for wind facilities, solar facilities and battery storage, which are based on nameplate capacity.
+Added: (a) Based on the summer installed generating capacity included in MISO’s resource adequacy process for the planning period from June 2023 through May 2024, except for wind facilities, solar facilities and battery storage, which are based on nameplate capacity.
(b) Represents IPL’s 48% ownership interest, which is operated by IPL.
7 unchanged sentences
(i) Represents WPL’s 53.5% ownership interest, which is operated by WPL.
−Removed: (j) Represents WPL’s 91% ownership interest, which is operated by WPL.
IPL and WPL own overhead electric distribution line, underground electric distribution cable and substation distribution transformers, substantially all of which are located in Iowa for IPL and Wisconsin for WPL.
+Added: Table of C o ntents
Gas - IPL’s and WPL’s gas properties consist primarily of mains and services, meters, regulating and gate stations and other related transmission and distribution equipment.
2 unchanged sentences
Refer to Note 10 for information regarding WPL’s lease of the Sheboygan Falls Energy Facility from AEF’s Non-utility Generation business.
−Removed: Corporate Services - Corporate Services’ property included in “Property, plant and equipment, net” on Alliant Energy’s balance sheet at December 31, 2022 consisted primarily of a customer billing and information system for IPL and WPL and other computer software, and the corporate headquarters building located in Madison, Wisconsin.
−Removed: Table of Co ntents
+Added: Corporate Services - Corporate Services’ property included in “Property, plant and equipment, net” on Alliant Energy’s balance sheet at December 31, 2023 consisted primarily of computer software, and the corporate headquarters building located in Madison, Wisconsin.
AEF - AEF’s principal properties included in “Property, plant and equipment, net” on Alliant Energy’s balance sheet at December 31, 2023 were as follows:
Non-utility Generation - Includes the Sheboygan Falls Energy Facility, a 347 MW, simple-cycle, natural gas-fired facility near Sheboygan Falls, Wisconsin that was placed in service in 2005 and is leased to WPL.
−Removed: The Sheboygan Falls Energy Facility was accredited with 291 MW of generating capacity for MISO’s resource adequacy process for the planning period from June 2022 through May 2023.
+Added: The summer installed generating capacity included in MISO’s resource adequacy process for the planning period from June 2023 through May 2024 for the Sheboygan Falls Energy Facility was 297 MW.
Travero - Includes a short-line rail freight service in Iowa;
a Mississippi River barge, rail and truck freight terminal in Illinois;
+Added: wind turbine blade recycling services;
and a rail-served warehouse in Iowa.
+Added: Development-ready Sites - includes various rail-served and ready-to-build manufacturing and industrial sites throughout Iowa and Wisconsin, with access to various airports, interstate freeways and Alliant Energy’s electric services.
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.