Current system
See: Generation for more details of the current generation systems
Sheep creek
Present value of capital cost: $52,840,914
Lifetime energy cost savings: $-572,608
Net lifetime savings: $-53,413,521
Benefit-cost ratio: -0.0
Proposed nameplate capacity: 2,400 kW
Expected yearly generation: 9,151,030 kWh/year
Phase: Reconnaissance
Upfront capital cost: $53,796,396
Estimated hydro penetration level: 2.16%
source: link
Water supply creek (hoonah)
Present value of capital cost: $15,740,154
Lifetime energy cost savings: $6,673,843
Net lifetime savings: $-9,066,311
Benefit-cost ratio: 0.4
Proposed nameplate capacity: 600 kW
Expected yearly generation: 1,800,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $16,024,771
Estimated hydro penetration level: 0.42%
source: link
Turner lake (turner creek)
Present value of capital cost: $90,670,061
Lifetime energy cost savings: $-8,485,656
Net lifetime savings: $-99,155,717
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 4,000 kW
Expected yearly generation: 15,251,716 kWh/year
Phase: Reconnaissance
Upfront capital cost: $92,309,578
Estimated hydro penetration level: 3.59%
source: link
Yehring creek
Present value of capital cost: $118,591,763
Lifetime energy cost savings: $-11,978,303
Net lifetime savings: $-130,570,065
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 5,000 kW
Expected yearly generation: 26,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $120,736,167
Estimated hydro penetration level: 6.12%
source: link
Tease creek (tease lake)
Present value of capital cost: $405,473,609
Lifetime energy cost savings: $-72,839,492
Net lifetime savings: $-478,313,101
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 18,359 kW
Expected yearly generation: 70,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $412,805,479
Estimated hydro penetration level: 16.49%
source: link
Treadwell ditch
Present value of capital cost: $89,467,754
Lifetime energy cost savings: $-8,161,263
Net lifetime savings: $-97,629,017
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 4,000 kW
Expected yearly generation: 15,251,716 kWh/year
Phase: Reconnaissance
Upfront capital cost: $91,085,531
Estimated hydro penetration level: 3.59%
source: link
Sawmill creek
Present value of capital cost: $41,725,227
Lifetime energy cost savings: $993,011
Net lifetime savings: $-40,732,216
Benefit-cost ratio: 0.0
Proposed nameplate capacity: 1,400 kW
Expected yearly generation: 5,338,101 kWh/year
Phase: Reconnaissance
Upfront capital cost: $42,479,712
Estimated hydro penetration level: 1.26%
source: link
Sweetheart lake -- Sweetheart Falls Creek
Present value of capital cost: $232,538,682
Lifetime energy cost savings: $-5,502,629
Net lifetime savings: $-238,041,311
Benefit-cost ratio: -0.0
Proposed nameplate capacity: 32,783 kW
Expected yearly generation: 125,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $236,743,502
Estimated hydro penetration level: 29.44%
source: link
Peterson lake
Present value of capital cost: $62,864,681
Lifetime energy cost savings: $-2,703,711
Net lifetime savings: $-65,568,392
Benefit-cost ratio: -0.0
Proposed nameplate capacity: 2,800 kW
Expected yearly generation: 10,676,201 kWh/year
Phase: Reconnaissance
Upfront capital cost: $64,001,415
Estimated hydro penetration level: 2.51%
source: link
Rhine creek
Present value of capital cost: $37,508,988
Lifetime energy cost savings: $2,560,636
Net lifetime savings: $-34,948,352
Benefit-cost ratio: 0.1
Proposed nameplate capacity: 1,700 kW
Expected yearly generation: 6,481,979 kWh/year
Phase: Reconnaissance
Upfront capital cost: $38,187,234
Estimated hydro penetration level: 1.53%
source: link
Davidson creek
Present value of capital cost: $5,106,053
Lifetime energy cost savings: $5,607,451
Net lifetime savings: $501,398
Benefit-cost ratio: 1.1
Proposed nameplate capacity: 127 kW
Expected yearly generation: 484,242 kWh/year
Phase: Reconnaissance
Upfront capital cost: $5,198,382
Estimated hydro penetration level: 0.11%
source: link
Davies creek
Present value of capital cost: $64,306,881
Lifetime energy cost savings: $-3,472,704
Net lifetime savings: $-67,779,585
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 2,535 kW
Expected yearly generation: 9,665,775 kWh/year
Phase: Reconnaissance
Upfront capital cost: $65,469,694
Estimated hydro penetration level: 2.28%
source: link
Funter bay (s funter bay creek; 58.13', 134.52') -- South Funter Bay Creek
Present value of capital cost: $8,064,211
Lifetime energy cost savings: $1,589,087
Net lifetime savings: $-6,475,124
Benefit-cost ratio: 0.2
Proposed nameplate capacity: 150 kW
Expected yearly generation: 261,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $8,210,030
Estimated hydro penetration level: 0.06%
source: link
Greens creek (hawk inlet; 58.04', 134.43')
Present value of capital cost: $12,396,622
Lifetime energy cost savings: $174,943
Net lifetime savings: $-12,221,679
Benefit-cost ratio: 0.0
Proposed nameplate capacity: 120 kW
Expected yearly generation: 244,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $12,620,780
Estimated hydro penetration level: 0.06%
source: link
Bear creek (taku harbor)
Present value of capital cost: $2,264,756
Lifetime energy cost savings: $4,889,035
Net lifetime savings: $2,624,278
Benefit-cost ratio: 2.2
Proposed nameplate capacity: 100 kW
Expected yearly generation: 381,293 kWh/year
Phase: Reconnaissance
Upfront capital cost: $2,305,708
Estimated hydro penetration level: 0.09%
source: link
Boundary lake (boundary creek)
Present value of capital cost: $452,113,889
Lifetime energy cost savings: $-76,024,570
Net lifetime savings: $-528,138,459
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 20,000 kW
Expected yearly generation: 95,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $460,289,119
Estimated hydro penetration level: 22.38%
source: link
Carlson creek
Present value of capital cost: $220,160,924
Lifetime energy cost savings: $-34,822,475
Net lifetime savings: $-254,983,399
Benefit-cost ratio: -0.2
Proposed nameplate capacity: 10,000 kW
Expected yearly generation: 38,129,290 kWh/year
Phase: Reconnaissance
Upfront capital cost: $224,141,926
Estimated hydro penetration level: 8.98%
source: link
Cowee creek
Present value of capital cost: $13,771,730
Lifetime energy cost savings: $6,849,323
Net lifetime savings: $-6,922,407
Benefit-cost ratio: 0.5
Proposed nameplate capacity: 224 kW
Expected yearly generation: 854,096 kWh/year
Phase: Reconnaissance
Upfront capital cost: $14,020,754
Estimated hydro penetration level: 0.20%
source: link
Lemon creek
Present value of capital cost: $110,647,819
Lifetime energy cost savings: $-12,406,502
Net lifetime savings: $-123,054,321
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 5,025 kW
Expected yearly generation: 19,159,968 kWh/year
Phase: Reconnaissance
Upfront capital cost: $112,648,579
Estimated hydro penetration level: 4.51%
source: link
Nugget creek
Present value of capital cost: $139,148,169
Lifetime energy cost savings: $-19,028,419
Net lifetime savings: $-158,176,588
Benefit-cost ratio: -0.1
Proposed nameplate capacity: 5,770 kW
Expected yearly generation: 22,000,000 kWh/year
Phase: Reconnaissance
Upfront capital cost: $141,664,279
Estimated hydro penetration level: 5.18%
source: link