Current system
See: Generation for more details of the current generation systems
Cordova (lake 1878 elevation - fidalgo creek tributary)
Present value of capital cost: $74,962,163
Lifetime energy cost savings: $75,940,318
Net lifetime savings: $978,155
Benefit-cost ratio: 1.0
Proposed nameplate capacity: 1,300 kW
Expected yearly generation: 11,388,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $76,317,646
Estimated hydro penetration level: 13.05%
source: link
Cordova (lake 1975 elevation - dead creek tributary) -- Dead Creek, Lake 1975
Present value of capital cost: $35,970,984
Lifetime energy cost savings: $26,099,320
Net lifetime savings: $-9,871,665
Benefit-cost ratio: 0.7
Proposed nameplate capacity: 2,200 kW
Expected yearly generation: 4,240,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $36,621,420
Estimated hydro penetration level: 4.86%
source: link
Valdez (lowe river) -- Lower River, Keystone Canyon
Present value of capital cost: $27,311,000
Lifetime energy cost savings: $40,536,801
Net lifetime savings: $13,225,801
Benefit-cost ratio: 1.5
Proposed nameplate capacity: 706 kW
Expected yearly generation: 5,673,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $27,804,844
Estimated hydro penetration level: 6.50%
source: link
Valdez (mineral creek)
Present value of capital cost: $35,314,065
Lifetime energy cost savings: $44,702,421
Net lifetime savings: $9,388,356
Benefit-cost ratio: 1.3
Proposed nameplate capacity: 791 kW
Expected yearly generation: 6,422,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $35,952,622
Estimated hydro penetration level: 7.36%
source: link
Valdez (tsina river)
Present value of capital cost: $454,531,719
Lifetime energy cost savings: $195,826,549
Net lifetime savings: $-258,705,170
Benefit-cost ratio: 0.4
Proposed nameplate capacity: 12,000 kW
Expected yearly generation: 54,410,654 kWh/year
Phase: Reconnaissance
Upfront capital cost: $462,750,669
Estimated hydro penetration level: 62.34%
source: link
Tasnuna river
Present value of capital cost: $80,508,211
Lifetime energy cost savings: $54,856,483
Net lifetime savings: $-25,651,728
Benefit-cost ratio: 0.7
Proposed nameplate capacity: 2,000 kW
Expected yearly generation: 9,068,442 kWh/year
Phase: Reconnaissance
Upfront capital cost: $81,963,980
Estimated hydro penetration level: 10.39%
source: link
Tiekel river
Present value of capital cost: $1,502,424,607
Lifetime energy cost savings: $-82,655,901
Net lifetime savings: $-1,585,080,508
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 14,490 kW
Expected yearly generation: 65,700,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $1,529,591,804
Estimated hydro penetration level: 75.27%
source: link
Cleave creek -- Copper River, Cleave Site
Present value of capital cost: $30,962,266,254
Lifetime energy cost savings: $-7,504,032,125
Net lifetime savings: $-38,466,298,379
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 820,000 kW
Expected yearly generation: 3,718,061,333 kWh/year
Phase: Reconnaissance
Upfront capital cost: $31,522,133,264
Estimated hydro penetration level: 4,259.78%
source: link
Nelchina river
Present value of capital cost: $1,702,257,854
Lifetime energy cost savings: $-84,515,978
Net lifetime savings: $-1,786,773,831
Benefit-cost ratio: -0.0
Proposed nameplate capacity: 45,000 kW
Expected yearly generation: 204,039,951 kWh/year
Phase: Reconnaissance
Upfront capital cost: $1,733,038,482
Estimated hydro penetration level: 233.77%
source: link
Valdez (tonsina river)
Present value of capital cost: $98,271,142
Lifetime energy cost savings: $63,841,550
Net lifetime savings: $-34,429,592
Benefit-cost ratio: 0.6
Proposed nameplate capacity: 2,500 kW
Expected yearly generation: 10,700,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $100,048,104
Estimated hydro penetration level: 12.26%
source: link
Tolsona creek
Present value of capital cost: $417,262,518
Lifetime energy cost savings: $205,351,280
Net lifetime savings: $-211,911,238
Benefit-cost ratio: 0.5
Proposed nameplate capacity: 11,000 kW
Expected yearly generation: 53,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $424,807,557
Estimated hydro penetration level: 60.72%
source: link
Kenney lake (tonsina river tributary)
Present value of capital cost: $14,659,228
Lifetime energy cost savings: $10,037,320
Net lifetime savings: $-4,621,908
Benefit-cost ratio: 0.7
Proposed nameplate capacity: 394 kW
Expected yearly generation: 1,657,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $14,924,300
Estimated hydro penetration level: 1.90%
source: link
Chitina (liberty creek)
Present value of capital cost: $8,174,328
Lifetime energy cost savings: $-1,192,167
Net lifetime savings: $-9,366,495
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 100 kW
Expected yearly generation: 120,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $8,322,138
Estimated hydro penetration level: 0.14%
source: link
Glennallen (tazlina, cache creek)
Present value of capital cost: $4,002,806
Lifetime energy cost savings: $4,028,920
Net lifetime savings: $26,114
Benefit-cost ratio: 1.0
Proposed nameplate capacity: 144 kW
Expected yearly generation: 605,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $4,075,185
Estimated hydro penetration level: 0.69%
source: link
Kenney lake (tonsina river tributary)
Present value of capital cost: $24,420,783
Lifetime energy cost savings: $33,100,126
Net lifetime savings: $8,679,342
Benefit-cost ratio: 1.4
Proposed nameplate capacity: 1,500 kW
Expected yearly generation: 4,700,000 kWh/year
Phase: Feasibility
Upfront capital cost: $24,862,366
Estimated hydro penetration level: 5.38%
source: link
Cordova (dead creek - gravina river tributary)
Present value of capital cost: $220,147,207
Lifetime energy cost savings: $257,479,190
Net lifetime savings: $37,331,983
Benefit-cost ratio: 1.2
Proposed nameplate capacity: 5,730 kW
Expected yearly generation: 50,195,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $224,127,961
Estimated hydro penetration level: 57.51%
source: link