Our power generation facilities

It is our goal to deliver safe, reliable power at competitive rates. At the end of December 2020, Chugach had 937.2 megawatts of capacity. This includes Chugach’s share of the jointly owned Eklutna Power Plant. The unit ratings shown are winter time capacities. Chugach also took power from the state-owned Bradley Lake Hydroelectric Project near Homer and from the Fire Island wind project. In 2020, 76 percent of the kilowatt-hours Chugach sold came from natural gas units, 21 percent from hydroelectric resources and 3 percent from wind.

Beluga Power Plant

Beluga provides reserve and peaking capacity with six (6) natural gas fired simple cycle gas turbine generators. Units 2 and 6 are mothballed. The plant is located on the west side of Cook Inlet near Tyonek.

Units Commissioned Power Rating
No. 1 1968 19.6 megawatts
No. 2 1968 19.6 megawatts
No. 3 1973 64.8 megawatts
No. 5 1975 68.7 megawatts
No. 6 1976 79.2 megawatts
No. 7 1978 80.1 megawatts
Total 332.0 megawatts

Cooper Lake Power Plant

Cooper Lake Power Plant has two (2) vertical, Francis type hydraulic turbines generators. It is located near Cooper Landing on the Kenai Peninsula.

Units Commissioned Power Rating
No. 1 1960 9.6 megawatts
No. 2 1960 9.6 megawatts
Total 19.2 megawatts

Eklutna Power Plant

Eklutna Power Plant has two (2) vertical, Francis hydraulic turbines generators. Located along the Knik River and jointly owned with the Municipality of Anchorage and Matanuska Electric Association. Chugach's effective share is 64.3 percent, up to 25.7 megawatts.

Units Commissioned Power Rating
No. 1 1955 23.5 megawatts
No. 2 1955 23.5 megawatts
Total 47.0 megawatts

George M. Sullivan Plant

Sullivan has a combined cycle, 2x1 power block and two (2) legacy simple cycle gas turbine generators. It is located off the Glenn Highway near Muldoon Road in Anchorage.

Units Commissioned Power Rating
No.  7 1979 81.8 megawatts
No.  8 1984 85.0 megawatts
No.  9 2016 48.9 megawatts
No. 10 2016 48.9 megawatts
No. 11 2016 28.9 megawatts
Total 293.5 megawatts

Hank Nikkels Plant

Nikkels provides reserve and peaking capacity with two (2) natural gas fired simple cycle gas turbine generators. The plant is located at 1st Ave and Ingra Street in Anchorage. Unit 4 can be fired on diesel fuel if needed.

Units Commissioned Power Rating
No. 3 2007 32.9 megawatts
No. 4 1972 33.6 megawatts
Total 66.5 megawatts
 

International

IGT is a natural gas fired simple cycle gas turbine that is in mothball status. IGT is located off International Airport Road in Anchorage.

Units Commissioned Power Rating
No. 1 1964 14.1 megawatts
Total 14.1 megawatts

Southcentral Power Project

Southcentral is a natural gas fired, combined cycle, 3x1 power block. It is located near Minnesota Parkway and International Airport Road in Anchorage.

Units Commissioned Power Rating
No. 10 2013 57.4 megawatts
No. 11 2013 47.6 megawatts
No. 12 2013 47.6 megawatts
No. 13 2013 47.6 megawatts
Total 200.2 megawatts