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 |
| Badger Coulee |
Proposed 345-kV, 150-mile line from the La Crosse area to the greater Madison area. |
Public outreach underway. |
| Brodhead-South Monroe |
An 18-mile, 69,000-volt electric transmission line rebuild. |
Engineering underway. |
| Canal-Dunn Road |
Proposed upgrade of 69-kilovolt transmission line running through Door County. |
Approved, construction to begin Summer 2011 |
| 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. |
Under regulatory review |
| 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. |
| 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. |
| Milton |
A 4-mile, 69,000-volt transmission line to connect the new Red Hawk Substation to the transmission grid that serves the south central Wisconsin area. |
Engineering underway. |
| Monroe County-Council Creek |
Rebuilding a 17-mile line and adding a new 161-kilovolt circuit to strengthen area electric system reliability. |
Public outreach underway. |
| 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. |
| Rockdale-West Middleton |
Proposal to build a new 345-kilovolt transmission line between the town of Christiana and the town of Middleton. |
Engineering underway. |
| 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. |
| 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. |
| Western Milwaukee County Electric Reliability Project |
An electric system reinforcement project in Milwaukee County. ATC is proposing to build a two-mile, 138,000-volt transmission line to serve a new We Energies substation. |
Public outreach underway. |
| Warrens Substation |
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