Current system
See: Generation for more details of the current generation systems
Medvejia lake (unnamed stream) -- Unnamed Creek
Present value of capital cost: $17,899,661
Lifetime energy cost savings: $14,271,539
Net lifetime savings: $-3,628,122
Benefit-cost ratio: 0.8
Proposed nameplate capacity: 800 kW
Expected yearly generation: 3,050,343 kWh/year
Phase: Reconnaissance
Upfront capital cost: $18,223,327
Estimated hydro penetration level: 2.73%
source: link
Lake irina
Present value of capital cost: $12,842,318
Lifetime energy cost savings: $20,682,156
Net lifetime savings: $7,839,838
Benefit-cost ratio: 1.6
Proposed nameplate capacity: 4,112 kW
Expected yearly generation: 15,680,000 kWh/year
Phase: Feasibility
Upfront capital cost: $13,074,536
Estimated hydro penetration level: 14.03%
source: link
Bill d short (baranof river) -- Baranof Lake
Present value of capital cost: $4,420,562
Lifetime energy cost savings: $-962,802
Net lifetime savings: $-5,383,364
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 3 kW
Expected yearly generation: 11,439 kWh/year
Phase: Reconnaissance
Upfront capital cost: $4,500,495
Estimated hydro penetration level: 0.01%
source: link
Baranof lake
Present value of capital cost: $69,591,673
Lifetime energy cost savings: $3,500,823
Net lifetime savings: $-66,090,850
Benefit-cost ratio: 0.1
Proposed nameplate capacity: 2,885 kW
Expected yearly generation: 11,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $70,850,046
Estimated hydro penetration level: 9.84%
source: link
Swan lake 1 (cascade creek)
Present value of capital cost: $479,129,142
Lifetime energy cost savings: $-78,256,260
Net lifetime savings: $-557,385,402
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 21,750 kW
Expected yearly generation: 82,931,207 kWh/year
Phase: Reconnaissance
Upfront capital cost: $487,792,868
Estimated hydro penetration level: 74.21%
source: link
Carbon lake
Present value of capital cost: $214,141,858
Lifetime energy cost savings: $-22,434,984
Net lifetime savings: $-236,576,841
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 11,461 kW
Expected yearly generation: 43,700,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $218,014,021
Estimated hydro penetration level: 39.11%
source: link
Hidden falls creek (kasnyku bay) -- Hidden Falls Lake
Present value of capital cost: $14,613,819
Lifetime energy cost savings: $14,396,371
Net lifetime savings: $-217,447
Benefit-cost ratio: 1.0
Proposed nameplate capacity: 300 kW
Expected yearly generation: 1,143,879 kWh/year
Phase: Reconnaissance
Upfront capital cost: $14,878,069
Estimated hydro penetration level: 1.02%
source: link
Four falls lake
Present value of capital cost: $22,550,414
Lifetime energy cost savings: $22,297,993
Net lifetime savings: $-252,422
Benefit-cost ratio: 1.0
Proposed nameplate capacity: 6,892 kW
Expected yearly generation: 26,280,000 kWh/year
Phase: Feasibility
Upfront capital cost: $22,958,176
Estimated hydro penetration level: 23.52%
source: link
Kelp lake
Present value of capital cost: $388,762,831
Lifetime energy cost savings: $-60,639,406
Net lifetime savings: $-449,402,238
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 17,310 kW
Expected yearly generation: 66,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $395,792,532
Estimated hydro penetration level: 59.06%
source: link
Kasnyku lake (waterfall cove)
Present value of capital cost: $57,010,473
Lifetime energy cost savings: $5,908,275
Net lifetime savings: $-51,102,198
Benefit-cost ratio: 0.1
Proposed nameplate capacity: 2,237 kW
Expected yearly generation: 8,529,522 kWh/year
Phase: Reconnaissance
Upfront capital cost: $58,041,350
Estimated hydro penetration level: 7.63%
source: link
Nelson lakes
Present value of capital cost: $95,023,635
Lifetime energy cost savings: $-1,662,193
Net lifetime savings: $-96,685,828
Benefit-cost ratio: -0.0
Proposed nameplate capacity: 4,000 kW
Expected yearly generation: 15,251,716 kWh/year
Phase: Reconnaissance
Upfront capital cost: $96,741,874
Estimated hydro penetration level: 13.65%
source: link
Milk lake
Present value of capital cost: $196,738,335
Lifetime energy cost savings: $-22,014,482
Net lifetime savings: $-218,752,817
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 8,655 kW
Expected yearly generation: 33,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $200,295,804
Estimated hydro penetration level: 29.53%
source: link
Waxman (waxman creek)
Present value of capital cost: $26,180,686
Lifetime energy cost savings: $12,189,590
Net lifetime savings: $-13,991,097
Benefit-cost ratio: 0.5
Proposed nameplate capacity: 900 kW
Expected yearly generation: 3,431,636 kWh/year
Phase: Reconnaissance
Upfront capital cost: $26,654,092
Estimated hydro penetration level: 3.07%
source: link
Redoubt lake (unnamed cascade) -- Unnamed Creek
Present value of capital cost: $13,489,362
Lifetime energy cost savings: $14,852,103
Net lifetime savings: $1,362,740
Benefit-cost ratio: 1.1
Proposed nameplate capacity: 400 kW
Expected yearly generation: 1,525,172 kWh/year
Phase: Reconnaissance
Upfront capital cost: $13,733,280
Estimated hydro penetration level: 1.36%
source: link
Takatz lake hydroelectric feasibility analysis
Present value of capital cost: $331,996,756
Lifetime energy cost savings: $-30,700,122
Net lifetime savings: $-362,696,878
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 27,800 kW
Expected yearly generation: 102,600,000 kWh/year
Phase: Feasibility
Upfront capital cost: $338,000,000
Estimated hydro penetration level: 91.81%
source: link
Takatz lake (sitka) -- Takatz Creek
Present value of capital cost: $562,080,322
Lifetime energy cost savings: $-92,334,500
Net lifetime savings: $-654,414,822
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 27,200 kW
Expected yearly generation: 103,711,670 kWh/year
Phase: Feasibility
Upfront capital cost: $572,243,991
Estimated hydro penetration level: 92.81%
source: link