Current system
See: Generation for more details of the current generation systems
Shungnak river
Present value of capital cost: $76,673,526
Lifetime energy cost savings: $11,772,185
Net lifetime savings: $-64,901,340
Benefit-cost ratio: 0.2
Proposed nameplate capacity: 5,587 kW
Expected yearly generation: 19,900,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $78,059,954
Estimated hydro penetration level: 1,260.34%
source: link
Cosmos creek
Present value of capital cost: $20,674,679
Lifetime energy cost savings: $14,918,206
Net lifetime savings: $-5,756,473
Benefit-cost ratio: 0.7
Proposed nameplate capacity: 950 kW
Expected yearly generation: 3,660,523 kWh/year
Phase: Reconnaissance
Upfront capital cost: $21,048,524
Estimated hydro penetration level: 231.83%
source: link
Kogoluktuk river
Present value of capital cost: $37,845,080
Lifetime energy cost savings: $16,428,832
Net lifetime savings: $-21,416,248
Benefit-cost ratio: 0.4
Proposed nameplate capacity: 3,369 kW
Expected yearly generation: 12,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $38,529,403
Estimated hydro penetration level: 760.01%
source: link
Cosmos hills hydroelectric design & permitting
Present value of capital cost: $49,895,393
Lifetime energy cost savings: $6,996,039
Net lifetime savings: $-42,899,353
Benefit-cost ratio: 0.1
Proposed nameplate capacity: 690 kW
Expected yearly generation: 3,831,730 kWh/year
Phase: Design
Upfront capital cost: $50,797,613
Estimated hydro penetration level: 242.68%
source: link
Dahl creek
Present value of capital cost: $11,991,541
Lifetime energy cost savings: $12,722,410
Net lifetime savings: $730,869
Benefit-cost ratio: 1.1
Proposed nameplate capacity: 430 kW
Expected yearly generation: 1,741,048 kWh/year
Phase: Reconnaissance
Upfront capital cost: $12,208,374
Estimated hydro penetration level: 110.27%
source: link
Wesley creek
Present value of capital cost: $15,747,349
Lifetime energy cost savings: $15,171,735
Net lifetime savings: $-575,613
Benefit-cost ratio: 1.0
Proposed nameplate capacity: 480 kW
Expected yearly generation: 2,200,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $16,032,096
Estimated hydro penetration level: 139.33%
source: link