Seine BESS (ERCOT-23INR0140) — Project Summary

Queue ID
ERCOT-23INR0140
Capacity
301.19 MW
Technology
Battery
Status
active
Location
Foard, TX
Region
ERCOT
Developer
BRP Seine BESS LLC
IA Status
IA Executed

Seine BESS

ERCOT-23INR0140BetaActiveBatteryERCOTLBNL + Live

301.19 MW storage in Foard, TX · In queue since December 2020 · Proposed COD October 2027

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

301.19 MW

Capacity

1

Components

Battery

5y 7m

In Queue

IA Executed

IA Phase

Signed Dec 2024

Interconnection

Queue → IA

4 years

IA → COD

2y 10m

Total Duration

4 years

Construction75%
Queue EntryDec 3, 2020

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 AgreementDec 1, 2024

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2027-10-01

Cross-source intelligence
Beta
Medium confidence·5 sources·as of 2026-06-01
Expected COD
2027-10-01
From queue filing
Developer
BRP Seine BESS LLC
From queue filing
Status
IA Executed
IA Executed — interconnection agreement signed December 2024, system study completed per ERCOT May 2024 buildout pipeline
Financing
Unannounced
Key milestones
IA executedDec 1, 2024

Interconnection agreement executed with ERCOT, filed with Texas PUC

source
COD targetOct 2027Most recent

Target commercial operation date per ERCOT capacity planning documents

source
About

The Seine BESS project is a proposed 301.19 MW battery storage project located in Foard County, Texas. Developed by BRP Seine BESS LLC, the project consists entirely of battery storage. It is currently active in the ERCOT interconnection queue as entry ERCOT-23INR0140, with a queue entry date of December 3, 2020.

The proposed commercial operation date for the Seine BESS project is December 1, 2027. Its interconnection status is currently in the Facility Study phase, and its point of interconnection is the 60500 Edith Clarke 345kV. The project has appeared in recent news coverage.

Generated from interconnection queue and public data sources

Development Risk

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.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD by stated date)
Financing close probability
EPC + tax-equity counterparty
Project Details

State

TX

County

Foard

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

BRP Seine BESS LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

60500 Edith Clarke 345kV

Data Source

LBNL + Live

Risk Analytics

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.

Available on the InfraSure platform

See the full risk decomposition + scenarios for this project.

Climate hazards (8+)
Generation variability (P10/P50/P90)
Offtake + transmission counterparty
Generation Forecast

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.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

10-year P50 forecast
First-year output estimate
Weather + policy scenarios
Financial Forecast

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.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

10-year revenue projection
First-year DSCR
Financing close risk
Market Context
Approximate
ISO / RTO
ERCOT
Trading Hub
HB_NORTH
Hub Confidence
MEDIUM
Nearest Node (Estimated)
FOARDCTY_ALL
POI Substation
Edith Clarke 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.

No insights available for this project.
InfraSure platform

Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.