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Planning Zones

Northwest Zone
Northeast Zone
West Central Zone
Twin Cities Zone
Southwest Zone
Southeast Zone

MN Counties (large map)

Sponsoring Utilities
American Transmission Company
Dairyland Power Cooperative
East River Electric Power Cooperative
Great River Energy
Hutchinson Utilities Commission
ITC Midwest
L&O Power Cooperative
Marshall Municipal Utilities
Minnesota Power
Minnkota Power Cooperative
Missouri River Energy
Otter Tail Power Company
Rochester Public Utilities Commission
Southern Minnesota
Municipal Power Agency
Willmar Municipal Utilities
Xcel Energy
Participating Government Agencies
Minnesota Public Utililities Commission
Minnesota Department of Commerce
Environmental Quality Board
Related Links
Mid-Continent Area Power Pool
North American Electric Reliability Council
Midwest ISO
National Electric Safety Code
US Department of Energy
CapX2020.com

Studies and Reports

2011 Biennial Transmission Projects Report

The 2011 Biennial Transmission Projects Report was filed with the Minnesota Public Utilities Commission on November 1, 2011. Click the link below to go to the full report.

2011 Biennial Transmission Projects Report (HTML pages)
2011 Biennial Transmission Projects Report (PDF)

Details on rules that govern the Biennial Transmission Projects Report are here: transrul.pdf (PDF, size: 60 K)

Chapter 3 of the 2011 Biennial Transmission Projects Report includes information about local studies as well as:

  • MISO Transmission Expansion Plans  and MTEP Reports
  • Manitoba Hydro-Electric Board Transmission Service Request
  • Manitoba Hydro Wind Synergy Study
  • Multi-Value Project Portfolio
  • Eastern Interconnection Planning Collaborative
  • NERC Facility Ratings Alert
  • Eastern Renewable Generation Integration Study

Previous Biennial Transmission Projects Reports

2009 Biennial Transmission Projects Report
2007 Biennial Transmission Projects Report
2005 Biennial Transmission Projects Report
2003 Biennial Transmission Projects Report (PDF, size: 6.8 MB)
2001 Minnesota Energy Planning Report (PDF, size: 2.6 MB)

Previous Transmission Studies

Minnesota transmission-owning electric utilities conducted studies to identify electric transmission system requirements needed to meet the Renewable Energy Standards mandated in the Next Generation Energy Act of 2007. The studies are linked here:

Southwest Twin Cities - Granite Falls Transmission Upgrade & MN RES Update Studies (PDF, size: 3.3 MB)
Southwest Twin Cities - Granite Falls Transmission Upgrade Study - Appendices (PDF, size: 50.8 MB)
Minnesota RES Update Study - Appendices (PDF, size: 166.1 MB)

Capacity Validation Study

The Capacity Validation Study was developed by Minnesota transmission-owning utilities to identify impacts to the electric transmission system in the state with the addition of new transmission infrastructure noted in other studies. The study is linked here:

Capacity Validation Study Report (PDF, size: 752 KB)
Capacity Validation Study Report - Appendices (PDF, size: 876 KB)
Upgrade Cost vs. Transfer graphs (PDF, size: 984 KB)