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Donnells — Power plant · Hydro · Oakdale&South San Joaquin Irrigation D.
  • Clean firm
  • Operating
  • 10 · 100 · 1,000 MW

Donnells

Power plant · Hydro

Key facts

Power plant · Hydroran 37% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
1957
Net generation, 2025
233,415 MWh
Grid
115 kV to Pacific Gas & Electric Co (CISO)
Location
Tuolumne County, California
Operated by
Oakdale&South San Joaquin Irrigation D.SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2001 to 2025

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Hydro source: “Conventional Hydroelectric”
Age
69 years since 1957
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Gem
Unit ids
G100001027515
Location id
L100001023310
Grid
Nerc region
WECC
Report year
2025
Grid voltage kv
115
Transmission owner
Pacific Gas & Electric Co
Balancing authority code
CISO
Balancing authority name
California Independent System Operator
Fuel burned (MMBtu), 2025796,412
Capacity factor, 20250.370
Net generation (MWh), 2025233,415
Balancing authority codeCISO

Timeline

  • In service · EIA-860M

Sources

4 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

Every source and license · Attribution

View at source