Estes to Flatiron

Estes to Flatiron, proposed by Western Area Power Administration, is a 17-mile, 115-kV transmission line, originating at Estes Substation and terminating at Flatiron Substation, CO. Western Area Power Administration is planning to replace 32 miles of power lines (originally placed in service in 1938 and 1953)  between Estes Park and Flatiron Reservoir with one 16-mile route holding both lines south of town along U.S. 36.

Project Sponsor Line Miles Voltage (kV) From State To State Year in Service
Western Area Power Administration 32 115 CO CO 2019
Estimated Costs ($M) Voltage Type Project Status Project Group Origin Point Destination Point
42.2 Planned Estes Park Flat Iron
Interstate Build Start NERC ISO/RTO Country Project Partners
2018 WECC US