Larkspur Energy Storage (23INR0340)

Larkspur Energy Storage is a 307.5 MW battery interconnection project in Upton, Texas with a current status of active. It is proposed to connect at 71213 Benedum 138kV.

307.5 MWCapacity
ActiveStatus
ERCOTMarket
BatteryTechnology

Project facts

Canonical nameLarkspur Energy Storage
Queue ID23INR0340
Statusactive
Source statusactive
MarketERCOT
TechnologyBattery
Capacity307.5 MW
StateTexas
CountyUpton
Point of interconnection71213 Benedum 138kV
Requested (queue) date2021-08-02
Proposed in-service date2027-05-05
Operational date
Withdrawn date
DeveloperLarkspur 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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