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John Day — Power plant · Hydro · USACE Northwestern DivisionBiglow Solar Generation and BESS — Filed · Solar + storage · OR · 250 MW · 8.3 mi awayCarriger — Filed · Solar · WA · 160 MW · 14.5 mi away
  • Clean firm
  • Wind & solar
  • In development
  • Operating
  • 10 · 100 · 1,000 MW

John Day

Power plant · Hydro

Key facts

Power plant · Hydroran 40% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
1968
Net generation, 2025
7,589,037 MWh
Grid
500 kV to Bonneville Power Administration (BPAT)
Location
Sherman County, Oregon
Operated by
USACE Northwestern DivisionSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2001 to 2026

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Hydro source: “Conventional Hydroelectric”
Age
58 years since 1968
All 7 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Gem
Unit ids
G100000603871
Location id
L100000603833
Grid
Nerc region
WECC
Report year
2025
Grid voltage kv
500
Transmission owner
Bonneville Power Administration
Balancing authority code
BPAT
Balancing authority name
Bonneville Power Administration
Eia status
By code
OA
Mw
540
Units
4
OP
Mw
1,485
Units
11
OS
Mw
135
Units
1
Standby mw
0
Status rule
some_units_idle
In service mw
2,160
Out of service mw
675
Fuel burned (MMBtu), 202525,893,793
Capacity factor, 20250.401
Net generation (MWh), 20257,589,037
Balancing authority codeBPAT

Timeline

  • In service · EIA-860M

Sources

4 sources

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

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • GEMOpen license, with credit · retrieved Oct 26, 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
  • EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
  • EIA-860M Preliminary Monthly Electric Generator Inventory

Every source and license · Attribution

View at source

Around this plant

Nearby

within 15 mi
ProjectKindAwayMW
Biglow Solar Generation and BESS Filed Solar + storage 8.3 mi 250
Carriger Filed Solar 14.5 mi 160

Sources EIA-860M

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026

Attribution