Howard Road BESS (ERCOT-29INR0173) — Project Summary

Queue ID
ERCOT-29INR0173
Capacity
617.63 MW
Technology
Battery
Status
active
Location
Bexar, TX
Region
ERCOT
Developer
Project Fast Flow LLC
IA Status

Howard Road BESS

ERCOT-29INR0173BetaActiveOtherBattery Energy StorageERCOTLive · ERCOT

617.63 MW hybrid in Bexar, TX · In queue since July 2025 · Proposed COD April 2028

617.63 MW

Capacity

0

Components

10 months

In Queue

IA Status

COD target: 2028

Interconnection

Total Duration

2y 9m

Pre-Study0%
Queue EntryJul 29, 2025

Interconnection request submitted to ISO/RTO

Interconnection Study

ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.

Typical: 18–30 months (fastest major ISO)

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-04-01

About

The Howard Road BESS project is a proposed 617.63 MW hybrid battery energy storage project located in Bexar County, Texas. Developed by Project Fast Flow LLC, the project is currently active in the ERCOT interconnection queue as entry ERCOT-29INR0173, with a queue entry date of July 29, 2025. The proposed commercial operation date is April 1, 2028.

The project is planned to interconnect at the BUS#5231 HOWARD RD 345 kV SUBSTATION. Recent news coverage has discussed the development project.

Generated from interconnection queue and public data sources

Project Details

State

TX

County

Bexar

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Project Fast Flow LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

BUS#5231 HOWARD RD 345 kV SUBSTATION

Data Source

Live · ERCOT

Market Context
Approximate
ISO / RTO
ERCOT
Trading Hub
HB_NORTH
Hub Confidence
LOW

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.

No news available for this project.