Rutile BESS (ERCOT-24INR0485) — Project Summary

Queue ID
ERCOT-24INR0485
Capacity
100.65 MW
Technology
Battery
Status
active
Location
Runnels, TX
Region
ERCOT
Developer
Rutile BESS, LLC
IA Status
IA Executed

Rutile BESS

ERCOT-24INR0485BetaActiveBatteryERCOTLBNL + Live

100.65 MW storage in Runnels, TX · In queue since January 2023 · Proposed COD March 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

100.65 MW

Capacity

1

Components

Battery

3y 6m

In Queue

IA Executed

IA Phase

Signed Jul 2025

Interconnection

Queue → IA

2y 6m

IA → COD

2y 8m

Total Duration

2y 6m

Construction75%
Queue EntryJan 23, 2023

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 AgreementJul 17, 2025

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2028-03-31

Cross-source intelligence
Beta
High confidence·6 sources·as of 2026-06-01
Expected COD
2028-03-31
From queue filing
Developer
Korea Southern Power (KOSPO)
Filed as Rutile BESS, LLC
Status
IA Executed
IA Executed (July 2025) — construction commenced Jan 2026 with groundbreaking ceremony led by KOSPO
Financing
Secured
$120 million project investment by KOSPO; HD Hyundai Electric secured $100.5M EPC contract (Sep 2025)
Key milestones
IA executedJul 17, 2025

Interconnection Agreement executed with ERCOT

source
Financing closeSep 2025

HD Hyundai Electric awarded $100.5M BESS EPC contract

source
GroundbreakingJan 23, 2026

KOSPO held groundbreaking ceremony for 200 MWh Rutile BESS project

source
COD targetMar 31, 2028Most recent

Expected commercial operation date per ERCOT queue

source
About

Rutile BESS is a proposed 100.65 MW battery storage project located in Runnels County, Texas. Developed by Rutile BESS, LLC, the project consists entirely of battery storage. It is currently in the ERCOT interconnection queue as entry ERCOT-24INR0485, with a queue entry date of January 23, 2023, and a proposed commercial operation date of March 31, 2028. The project's interconnection status is currently in the Facility Study phase.

The proposed project would connect to the grid at Tap 138kV 6340 BALLINGER - 60399 WEISS. Rutile BESS has been mentioned in recent news coverage related to the energy industry.

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

Runnels

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Rutile BESS, LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Tap 138kV 6340 BALLINGER - 60399 WEISS

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
POI Substation
Ballinger 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.

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