Summerhill BESS
143 MW storage in Taylor, TX · In queue since February 2025 · Proposed COD December 2028
143 MW
Capacity
1
Components
Battery
1y 5m
In Queue
Facility Study
IA Phase
COD target: 2028
Total Duration
3y 10m
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 not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2028-12-15
Entered ERCOT interconnection queue in Facility Study phase
The Summerhill BESS project is a proposed 143 MW hybrid battery energy storage project located in Taylor County, Texas. Developed by Taylor ESS, LLC, the project is interconnected within the ERCOT region and entered the ERCOT interconnection queue as entry 28INR0254 on February 14, 2025. The proposed commercial operation date is December 15, 2028.
The Summerhill BESS project is linked to the existing Summerhill BESS operating plant (EIA ID 68665).
Generated from interconnection queue and public data sources
Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
TX
County
Taylor
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Taylor ESS, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138kv 6228 ABNTHWST4A - 6288 MULBERRY4D
Data Source
LBNL + Live
Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. 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 — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. 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. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- HIGH
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 Ask reports yet for this entity.
Ask about Summerhill BESSForward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
