Rocky Reach Dam - Hydroelectric Project Information

Rocky Reach Dam

General Information

Dam:
Rocky Reach Dam. Columbia River. River Mile 473.7
Constructed:
1961 (units 1-4); additional units completed 1971
Owner:
Chelan County PUD No. 1
Normal Full Pool:
707.0 feet
Normal Low Pool:
703.0 feet
Powerhouse Capacity:
Nameplate capacity 1: 7 @ 117 MW, 4 @ 132 MW, 1347 MW total
Peak capacity 1: 1287 MW total
Hydraulic capacity: 220 kcfs
Spillway:
12 gates

1 Information from Chelan County PUD.

Additional Information

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