Current system

See: Generation for more details of the current generation systems

Cold bay (unnamed stream, #4) -- Unnamed Creek, 3

Present value of capital cost: $20,403,156

Lifetime energy cost savings: $26,639,435

Net lifetime savings: $6,236,280

Benefit-cost ratio: 1.3

Proposed nameplate capacity: 1,500 kW

Expected yearly generation: 8,271,903 kWh/year

Phase: Reconnaissance

Upfront capital cost: $20,772,090

Estimated hydro penetration level: 339.54%

source: link

Cold bay (unnamed stream, #2) -- Unnamed Creek, 2

Present value of capital cost: $14,141,080

Lifetime energy cost savings: $26,136,746

Net lifetime savings: $11,995,666

Benefit-cost ratio: 1.8

Proposed nameplate capacity: 700 kW

Expected yearly generation: 3,860,221 kWh/year

Phase: Reconnaissance

Upfront capital cost: $14,396,782

Estimated hydro penetration level: 158.45%

source: link

Cold bay (russell creek, east branch downstream)

Present value of capital cost: $21,558,958

Lifetime energy cost savings: $26,930,459

Net lifetime savings: $5,371,501

Benefit-cost ratio: 1.2

Proposed nameplate capacity: 1,720 kW

Expected yearly generation: 9,485,116 kWh/year

Phase: Reconnaissance

Upfront capital cost: $21,948,792

Estimated hydro penetration level: 389.34%

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.