Fourth of July : P-14630
- Fourth of July Creek and Goodwin Creek
- 12.70 MW
- Download Permit
- Chugach Electric Association, Inc.
The proposed project would consist of two new developments using the same: (1) 70-foot long, 30-foot-wide, 30-foot-high powerhouse; (2) tailrace consisting of a concrete drop box continuing to a rip rap channel; (3) 10,900-foot-long, 69-kilovolt transmission line extending from the powerhouse to an existing substation; (4) 4,300-foot-long, 16-foot-wide gravel access road; (5) 200-foot-long bridge; and (6) appurtenant facilities.
Fourth of July Creek Development
(1) a 110-foot-long, 20-foot-wide, 18-foot-high concrete intake structure located at an elevation of 790 feet mean sea level (msl) on Fourth of July Creek; (2) a 5,200-foot-long, 54-inch-diameter steel penstock from the Fourth of July Creek intake housed in a 3,460-foot-long, 16-foot-diameter tunnel and a 1,670-foot-long, 54-inch-diameter steel penstock buried where feasible; and (3) a horizontal Francis turbine/generator unite rated for 6.6 megawatts (MW) at 637 feet of net head.
Godwin Creek Development
(1) a 110-foot-long, 20-foot-wide, 18-foot-high concrete intake structure located at an elevation of 415 feet msl on Godwin Creek; (2) a 3,500-foot-long, 78-inch-diameter steel penstock buried where feasible from Godwin Creek; and (3) a horizontal Francis turbine/generator unit rated for 6.1 MW at 280 feet of net head.