KEY STORAGE 1
309.3 MW storage in Fresno, CA · In queue since April 2018 · Proposed COD October 2026
309.3 MW
Capacity
1
Components
Battery
8y 3m
In Queue
IA Executed
IA Phase
Signed Nov 2021
Queue → IA
3y 7m
IA → COD
4y 11m
Total Duration
3y 7m
Study Phase
C11
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: 2026-10-01
KEY STORAGE 1 is a proposed 309.3 MW battery storage project located in Fresno County, California. The project is in the California Independent System Operator (CAISO) interconnection queue as entry CAISO-1479, with a queue entry date of April 16, 2018. The proposed commercial operation date is October 1, 2026. The project has an Interconnection Agreement (IA) listed as Executed.
The project is interconnected to the PG&E utility grid at the Gates 500 kV point of interconnection. Recent news coverage of the project includes 4 articles related to regulatory matters, 2 about deals, and 1 each about industry and grid topics.
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
CA
County
Fresno
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
PGAE
Entity
CAISO
Service Type
NRIS
Point of Interconnection
Gates 500 kV
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
- CAISO
- Trading Hub
- TH_ZP26_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- FIFTHS_7_N003
- POI Substation
- Gates 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.
Last updated 2026-03-26
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