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Storage
Operating
10 · 100 · 1,000 MW

Constable BESS

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Power plant · Storage

Key facts

Power plant · Storage Operating

Capacity: Capacity: sourceEIA-860M · Nov 4, 2026Open licenseMW

Commissioned: 2024
Net generation, 2025: -10,779 MWh
Grid: 115 kV to Pacific Gas & Electric Co. (PGE)
Location: Washington County, Oregon
Operated by: Portland General Electric CoSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Sources

EIA-860M · Nov 4, 2026
EIA-860M Preliminary Monthly Electric Generator Inventory

Open license · retrieved Nov 4, 2026

US federal work — public domain

Summary only: the source’s license keeps the full record at the source.

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Sources

Sources EIA-860M

Sources

EIA-860MOpen license · retrieved Nov 4, 2026