Current system

See: Generation for more details of the current generation systems

Goodro lake (goodro creek)

Present value of capital cost: $1,708,784

Lifetime energy cost savings: $791,211

Net lifetime savings: $-917,572

Benefit-cost ratio: 0.5

Proposed nameplate capacity: 50 kW

Expected yearly generation: 190,646 kWh/year

Phase: Reconnaissance

Upfront capital cost: $1,739,682

Estimated hydro penetration level: 0.64%

source: link

Chomondeley sound (chomly creek)

Present value of capital cost: $10,430,178

Lifetime energy cost savings: $-1,812,348

Net lifetime savings: $-12,242,526

Benefit-cost ratio: -0.2

Proposed nameplate capacity: 40 kW

Expected yearly generation: 152,517 kWh/year

Phase: Reconnaissance

Upfront capital cost: $10,618,779

Estimated hydro penetration level: 0.51%

source: link

Lake 1013 project

Present value of capital cost: $8,326,412

Lifetime energy cost savings: $11,192,558

Net lifetime savings: $2,866,147

Benefit-cost ratio: 1.3

Proposed nameplate capacity: 600 kW

Expected yearly generation: 2,046,000 kWh/year

Phase: Reconnaissance

Upfront capital cost: $8,476,972

Estimated hydro penetration level: 6.88%

source: link

Hetta lake

Present value of capital cost: $24,773,795

Lifetime energy cost savings: $15,856,426

Net lifetime savings: $-8,917,369

Benefit-cost ratio: 0.6

Proposed nameplate capacity: 900 kW

Expected yearly generation: 3,431,636 kWh/year

Phase: Reconnaissance

Upfront capital cost: $25,221,761

Estimated hydro penetration level: 11.53%

source: link

Klawak lake (klawak creek)

Present value of capital cost: $5,124,670

Lifetime energy cost savings: $4,377,698

Net lifetime savings: $-746,972

Benefit-cost ratio: 0.9

Proposed nameplate capacity: 230 kW

Expected yearly generation: 876,974 kWh/year

Phase: Reconnaissance

Upfront capital cost: $5,217,335

Estimated hydro penetration level: 2.95%

source: link

Neck lake hydropower project: phases ii-iii -- Neck Lake Outlet

Present value of capital cost: $2,962,899

Lifetime energy cost savings: $1,171,126

Net lifetime savings: $-1,791,773

Benefit-cost ratio: 0.4

Proposed nameplate capacity: 124 kW

Expected yearly generation: 300,000 kWh/year

Phase: Feasibility

Upfront capital cost: $3,016,475

Estimated hydro penetration level: 1.01%

source: link

Harris river (kasaan bay)

Present value of capital cost: $3,493,558

Lifetime energy cost savings: $2,814,176

Net lifetime savings: $-679,381

Benefit-cost ratio: 0.8

Proposed nameplate capacity: 150 kW

Expected yearly generation: 571,939 kWh/year

Phase: Reconnaissance

Upfront capital cost: $3,556,729

Estimated hydro penetration level: 1.92%

source: link

Lake josephine (portage creek)

Present value of capital cost: $49,756,052

Lifetime energy cost savings: $13,650,073

Net lifetime savings: $-36,105,979

Benefit-cost ratio: 0.3

Proposed nameplate capacity: 2,000 kW

Expected yearly generation: 8,000,000 kWh/year

Phase: Reconnaissance

Upfront capital cost: $50,655,752

Estimated hydro penetration level: 26.88%

source: link

Thorne bay, thorne river

Present value of capital cost: $191,332,797

Lifetime energy cost savings: $-2,865,409

Net lifetime savings: $-194,198,206

Benefit-cost ratio: -0.0

Proposed nameplate capacity: 19,880 kW

Expected yearly generation: 75,800,000 kWh/year

Phase: Feasibility

Upfront capital cost: $194,792,522

Estimated hydro penetration level: 254.72%

source: link

Karheen lake (karheen passage)

Present value of capital cost: $4,862,334

Lifetime energy cost savings: $741,800

Net lifetime savings: $-4,120,533

Benefit-cost ratio: 0.2

Proposed nameplate capacity: 82 kW

Expected yearly generation: 312,660 kWh/year

Phase: Reconnaissance

Upfront capital cost: $4,950,255

Estimated hydro penetration level: 1.05%

source: link

Wolf lake

Present value of capital cost: $7,490,523

Lifetime energy cost savings: $25,629,338

Net lifetime savings: $18,138,815

Benefit-cost ratio: 3.4

Proposed nameplate capacity: 1,500 kW

Expected yearly generation: 9,800,000 kWh/year

Phase: Feasibility

Upfront capital cost: $7,625,968

Estimated hydro penetration level: 32.93%

source: link

Coffman cove -- Trumpeter Creek

Present value of capital cost: $4,145,391

Lifetime energy cost savings: $8,734,248

Net lifetime savings: $4,588,857

Benefit-cost ratio: 2.1

Proposed nameplate capacity: 430 kW

Expected yearly generation: 1,500,000 kWh/year

Phase: Reconnaissance

Upfront capital cost: $4,220,349

Estimated hydro penetration level: 5.04%

source: link

Red lake (red river)

Present value of capital cost: $532,858,883

Lifetime energy cost savings: $-85,993,450

Net lifetime savings: $-618,852,334

Benefit-cost ratio: -0.2

Proposed nameplate capacity: 24,000 kW

Expected yearly generation: 104,000,000 kWh/year

Phase: Reconnaissance

Upfront capital cost: $542,494,164

Estimated hydro penetration level: 349.48%

source: link

Beaver creek

Present value of capital cost: $98,434,737

Lifetime energy cost savings: $3,201,141

Net lifetime savings: $-95,233,595

Benefit-cost ratio: 0.0

Proposed nameplate capacity: 4,300 kW

Expected yearly generation: 16,395,595 kWh/year

Phase: Reconnaissance

Upfront capital cost: $100,214,657

Estimated hydro penetration level: 55.10%

source: link

Navy lake (navy creek)

Whale pass work center (neck creek) -- Neck Island Lake

Present value of capital cost: $2,415,475

Lifetime energy cost savings: $2,478,924

Net lifetime savings: $63,449

Benefit-cost ratio: 1.0

Proposed nameplate capacity: 125 kW

Expected yearly generation: 476,616 kWh/year

Phase: Feasibility

Upfront capital cost: $2,459,152

Estimated hydro penetration level: 1.60%

source: link

Waterfall lake

Present value of capital cost: $38,473,346

Lifetime energy cost savings: $15,721,000

Net lifetime savings: $-22,752,346

Benefit-cost ratio: 0.4

Proposed nameplate capacity: 1,300 kW

Expected yearly generation: 4,956,808 kWh/year

Phase: Reconnaissance

Upfront capital cost: $39,169,031

Estimated hydro penetration level: 16.66%

source: link

Mary's lake (brown and johnson creeks) -- Lake Mary

Present value of capital cost: $43,247,742

Lifetime energy cost savings: $15,042,534

Net lifetime savings: $-28,205,208

Benefit-cost ratio: 0.3

Proposed nameplate capacity: 1,800 kW

Expected yearly generation: 6,863,272 kWh/year

Phase: Reconnaissance

Upfront capital cost: $44,029,758

Estimated hydro penetration level: 23.06%

source: link

Kasaan -- Linkum Creek

Present value of capital cost: $449,180

Lifetime energy cost savings: $304,574

Net lifetime savings: $-144,605

Benefit-cost ratio: 0.7

Proposed nameplate capacity: 17 kW

Expected yearly generation: 64,820 kWh/year

Phase: Reconnaissance

Upfront capital cost: $457,302

Estimated hydro penetration level: 0.22%

source: link

Meyers chuck (meyers lake; 55.44', 132.14')

Present value of capital cost: $12,554,714

Lifetime energy cost savings: $-2,540,037

Net lifetime savings: $-15,094,751

Benefit-cost ratio: -0.2

Proposed nameplate capacity: 56 kW

Expected yearly generation: 129,000 kWh/year

Phase: Reconnaissance

Upfront capital cost: $12,781,731

Estimated hydro penetration level: 0.43%

source: link

Meyers chuck (cannery creek; 155.46', 132.11')

Present value of capital cost: $11,951,861

Lifetime energy cost savings: $-367,430

Net lifetime savings: $-12,319,291

Benefit-cost ratio: -0.0

Proposed nameplate capacity: 180 kW

Expected yearly generation: 435,000 kWh/year

Phase: Reconnaissance

Upfront capital cost: $12,167,977

Estimated hydro penetration level: 1.46%

source: link

This component calculates the potential cost savings through changes in the amount of diesel fuel used for electricity generation from the installation of new hydropower infrastructure. Requires that at least a reconnaissance-level hydropower study has been completed for the community.