Houston IV BESS
164.6 MW storage in Harris, TX · In queue since July 2023 · Proposed COD August 2026
164.6 MW
Capacity
1
Components
Battery
3 years
In Queue
IA Executed
IA Phase
Signed Nov 2024
Queue → IA
1y 4m
IA → COD
1y 9m
Total Duration
1y 4m
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 6–18 months
Proposed COD: 2026-08-01
Interconnection Agreement executed with Oncor Electric Delivery and CenterPoint Energy Houston Electric
sourceSMT Energy secured project financing for 160 MW/320 MWh Houston IV BESS
sourceOfficial groundbreaking ceremony with Irby Construction, SMT Energy, and CenterPoint Energy
sourceThe Houston IV BESS project is a proposed 168.6 MW battery storage project located in Harris County, Texas. The developer is SMT Houston IV LLC. It is currently in the ERCOT interconnection queue as entry ERCOT-24INR0584, with a queue entry date of July 10, 2023, and a proposed commercial operation date of June 3, 2026. The project's interconnection agreement has been executed as of November 7, 2024.
The Houston IV BESS project has been the subject of recent news coverage.
Generated from interconnection queue and public data sources
Realization risk from now to commercial operation — financing close, EPC and tax-equity counterparty mix, and COD probability vs the proposed date. The diligence view that determines whether the deal actually closes. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
TX
County
Harris
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
SMT Houston IV LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
44140 CLODINE 138kV
Data Source
LBNL + Live
Composite operating-phase risk view — what this asset's risk profile will look like once it commissions. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.
See the full risk decomposition + scenarios for this project.
Forward generation outlook — first-year production estimate and 10-year P50 trajectory, with probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.
See the full forecast + scenario decomposition for this project.
Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. First-year DSCR, 10-year cashflow, and counterparty exposure across price and policy scenarios. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- ISO / RTO
- ERCOT
- Trading Hub
- HB_HOUSTON
- Hub Confidence
- MEDIUM
- POI Substation
- Clodine Substation
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
Last updated 2026-03-26
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