MIDWAY PEAKING
239.8 MW hybrid in Fresno, CA · In queue since January 2005 · Proposed COD June 2027
239.8 MW
Capacity
2
Components
Gas + Battery
21y 4m
In Queue
IA Executed
IA Phase
Signed Dec 2007
Queue → IA
2y 11m
IA → COD
19y 6m
Total Duration
2y 11m
Interconnection request submitted to ISO/RTO
CAISO uses cluster studies where projects are batched annually and studied together.
Typical: 36–48 months (IR to IA)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 6–18 months
Proposed COD: 2027-06-30
The Midway Peaking Aggregate is a proposed hybrid project in Fresno County, California, within the CAISO region. The project, listed as CAISO-54 in the CAISO interconnection queue, has a total capacity of 239.8 MW. It is a hybrid facility consisting of 119.9 MW of gas generation and 119.9 MW of battery storage.
The project entered the CAISO queue on January 1, 1970, with a proposed commercial operation date of June 30, 2027. The interconnection agreement (IA) has been executed as of January 1, 1970. The point of interconnection is the Panoche Substation, and the interconnecting utility is PG&E.
Generated from interconnection queue and public data sources
Realization history for this asset — final cost vs plan, COD slip vs original date, and construction duration vs cohort. Retrospective context for the operating risk view above. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
CA
County
Fresno
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
PGAE
Entity
CAISO
Service Type
NRIS
Point of Interconnection
Panoche Substation
Data Source
LBNL + Live
Composite operating risk view for this asset — climate hazards across its remaining operating life, observed 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 — 10-year P50 trajectory accounting for degradation, observed curtailment, and market conditions, 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 bands, and refinancing risk for this asset — 10-year cashflow projected under price, demand, and policy scenarios. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- ISO / RTO
- CAISO
- Trading Hub
- TH_ZP26_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- CALGEN3G_7_B1
- POI Substation
- Panoche 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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Ask about MIDWAY PEAKINGForward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
