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Preliminary 2025 facility recordOperating

Wenatchee, WA · EIA plant 6200

Rock Island

Rock Island is a hydro power facility in Wenatchee, WA, with 629 MW of operating capacity.

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Operating capacity629 MW19 operating generators
Proposed capacity0 MW0 proposed generators
UtilityPUD No 1 of Chelan County - (WA)EIA-reported operator
Balancing authorityCHPDPublic Utility District No. 1 of Chelan County

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Hydro629 MW
ProposedNo proposed capacity reported
Reported technologiesConventional Hydroelectric

Nearby in WA

Related facilities

WA · 0.9 miOrion - Helion50 MW →WA · 16.1 miRocky Reach1,349 MW →WA · 18.7 miSR Quincy Valley130 MW →WA · 22.1 miWild Horse273 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source