ATC plans to invest $2.8 billion over 10 years in construction and maintenance projects in our operating areas. The partial list below summarizes some of the largest projects.
| Project |
Description |
Status |
| Canal-Dunn Road |
Proposed upgrade of 69-kilovolt transmission line running through Door County. |
Public outreach underway. Application to PSC Fall 2009. |
| Clear Lake-Woodmin |
Seven-mile extension of the transmission system from Clear Lake Substation in Woodruff, Wis., to a new substation, to be built by Wisconsin Public Service Corp., off Highway 47 near west of Woodruff. |
Public outreach underway. |
| Conover-Plains |
New 138-kilovolt transmission line between the Conover Substation and the Plains Substation in Quinnisec, Mich. |
Construction underway. |
| Crivitz-High Falls |
15-mile, 69-kilovolt transmission line between the Crivitz Substation and High Falls Substation in the towns of Beaver and Stephenson. |
Placed in service February 2009. |
| Cypress Substation |
New substation in Fond du Lac County to provide transmission for We Energies' Blue Sky/Green Field wind farm. |
Complete |
| Dane County |
A series of projects planned in and around Dane County to meet electrical demand in the rapidly growing areas throughout the county. |
See project page for more specific information about the status of various projects. |
| Fairwater |
Plan for approximately 3.5 miles of new 69-kilovolt power line to connect to a new Alliant Energy substation in the Village of Fairwater. |
Plans underway. |
| Fitchburg-Verona |
Proposal for a 6-mile, 138-kilovolt transmission line connecting a new substation in Fitchburg to an existing substation in Verona. |
Substation construction underway. |
| Jefferson County |
Proposal to construct approximately 17 miles of new, 138-kilovolt transmission line and to upgrade several area electric substations. |
Construction underway. Completion expected December 2009. |
| Laurium Rebuild |
Rebuild of 13.8 miles in Houghton County, Michigan. |
Complete |
| Mill Road-Rockdale |
Proposed line upgrades with some new line construction between Menomonee Falls and Jefferson County. |
Project evaluation resulted in seven-year delay to 2018. |
| North Lake Substation |
New substation located in Michigan's Upper Peninsula. |
Construction underway; scheduled completion May 2009. |
| North Madison-Waunakee (Huiskamp) |
A new 8-mile, 138-kilovolt line from the Town of Vienna to the Town of Westport. |
Construction underway; in service spring 2009. |
| Oak Creek/Elm Road |
Several upgrades are needed to support the output of the proposed Elm Road (Oak Creek) Power Plant. This includes some pole and wire replacement and work at several area substations. |
Work beginning at substations and isolated areas of the system. |
| Paddock-Rockdale |
Proposal to add a second 345-kilovolt line along an existing transmission line corridor between the town of Beloit and the town of Christiana. |
Construction underway; in service spring 2010. |
| Rockdale-West Middleton |
Proposal to build a new 345-kilovolt transmission line between the town of Christiana and the town of Middleton. |
Hearings expected early 2009. |
| Rock River-Elkhorn |
This four-phase project is the conversion of a 17-mile, 69-kilovolt system serving portions of Rock and Walworth counties to a 138-kilovolt system. |
Several segments now energized. |
| Sauk City |
Proposal to build 3 miles of new 69-kilovolt transmission line from the Tower Street Substation in Prairie du Sac to the new Sauk City Phillips Street Substation. |
Engineering underway. |
| Sun Valley |
Three miles of new transmission line to connect to a new Alliant Energy substation (Sun Valley) in the Town of Oregon. |
Construction ongoing. |
| Warrens |
Plan to build approximately 7 miles of new 69-kilovolt power line to connect to a new Alliant Energy substation in Warrens. |
Plans underway. |
Arrowhead-Weston