McCook Energy Storage (25INR0564)

McCook Energy Storage is a 101.2 MW other interconnection project in Hidalgo, Texas with a current status of withdrawn. It is proposed to connect at Direct connection to Mirasole #161705 345kV Substation..

101.2 MWCapacity
WithdrawnStatus
ERCOTMarket
OtherTechnology

Project facts

Canonical nameMcCook Energy Storage
Queue ID25INR0564
Statuswithdrawn
Source statuswithdrawn
MarketERCOT
TechnologyOther
Capacity101.2 MW
StateTexas
CountyHidalgo
Point of interconnectionDirect connection to Mirasole #161705 345kV Substation.
Requested (queue) date
Proposed in-service date2025-09-15
Operational date
Withdrawn date2023-12-05
DeveloperMcCook Energy Storage, LLC
Utility / transmission ownerERCOT

What changed

No material field-level changes have been recorded for this project since the baseline snapshot. interXdata detects changes as new source snapshots are ingested and diffed against prior state.

Explore related data

Source last checked2026-07-31
Data last materially changed2026-07-31
Page data generated2026-08-27

Provenance: Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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