ALTA VISTA SUNTOWER GENERATING STATION
132 MW hybrid in Los Angeles, CA · In queue since January 2008 · Proposed COD December 2027
132 MW
Capacity
2
Components
Solar + Battery
18y 6m
In Queue
IA Executed
IA Phase
Signed May 2019
Queue → IA
11y 4m
IA → COD
8y 7m
Total Duration
11y 4m
Study Phase
TC
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: 18–30 months
Proposed COD: 2027-12-11
The Alta Vista Suntower Generating Station is a proposed 132 MW hybrid solar and battery project located in Los Angeles County, California. The development project consists of 66 MW of solar generation paired with 66 MW of battery storage. It is interconnected to the CAISO grid under queue ID CAISO-297, with an original queue entry date of January 18, 2008. The proposed commercial operation date is December 11, 2027.
The project's interconnection agreement (IA) has been executed as of June 30, 2011. The project is connected to the Neenach-Bailey 66kV line and is within the service territory of Southern California Edison (SCE).
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
Los Angeles
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
SCE
Entity
CAISO
Service Type
NRIS
Point of Interconnection
Neenach-Bailey 66kV line
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
- 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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Ask about ALTA VISTA SUNTOWER GENERATING STATIONForward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
