Fort Mason BESS (23INR0500)

Fort Mason BESS is a 9.8 MW other interconnection project in Mason, Texas with a current status of operational. It is proposed to connect at Station Name (TDSP Station Code): FORTMA; Load/Load Transformer Name: T1-FM140; PTI BUS number: 76390; Voltage in kV (Transmission Level): 138kV_x000D_ Transformer: 3x 4000kVA 800VAC Δ - 12.47kVA Υ.

9.8 MWCapacity
OperationalStatus
ERCOTMarket
OtherTechnology

Project facts

Canonical nameFort Mason BESS
Queue ID23INR0500
Statusoperational
Source statusoperational
MarketERCOT
TechnologyOther
Capacity9.8 MW
StateTexas
CountyMason
Point of interconnectionStation Name (TDSP Station Code): FORTMA; Load/Load Transformer Name: T1-FM140; PTI BUS number: 76390; Voltage in kV (Transmission Level): 138kV_x000D_ Transformer: 3x 4000kVA 800VAC Δ - 12.47kVA Υ
Requested (queue) date2023-08-18
Proposed in-service date2025-06-27
Operational date2024-11-07
Withdrawn date
DeveloperRegis Mason 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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