Yellowtail (2204_4)

Yellowtail is a 71.9 MW other interconnection project in Big Horn, Montana with a current status of operational.

71.9 MWCapacity
OperationalStatus
WAUWMarket
OtherTechnology

Project facts

Canonical nameYellowtail
Queue ID2204_4
Statusoperational
Source status(OP) Operating
MarketWAUW
TechnologyOther
Capacity71.9 MW
StateMontana
CountyBig Horn
Point of interconnection
Requested (queue) date
Proposed in-service date
Operational date1966-08-01
Withdrawn date
Developer
Utility / transmission ownerU S Bureau of Reclamation

What changed

ObservedFieldOld valueNew valueMateriality
2026-08-02new_projectoperationalhigh

Explore related data

Source last checked2026-08-03
Data last materially changed2026-08-03
Page data generated2026-08-27

Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned). Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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