Pamela Heights I
101.65 MW storage in Harris, TX · In queue since September 2024 · Proposed COD July 2026
101.65 MW
Capacity
1
Components
Battery
1y 8m
In Queue
IA Executed
IA Phase
Signed Oct 2025
Queue → IA
1y 1m
IA → COD
9 months
Total Duration
1y 1m
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: 2026-07-20
The Callisto 1C Energy Center is a proposed 103.8 MW battery storage project located in Harris County, Texas. Developed by Tempus Power Management LLC, the project is interconnected within the Electric Reliability Council of Texas (ERCOT) region. It entered the ERCOT interconnection queue as project number ERCOT-28INR0154 on September 10, 2024, with a proposed commercial operation date of July 20, 2026. The project's interconnection status is currently in the Facility Study phase.
The proposed project consists of 103.8 MW of battery storage capacity. Recent news coverage has discussed the development.
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
Pamela heights I Energy Center LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
#47150 HOC 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_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.
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