ARAMIS POWER PLANT
202.7 MW hybrid in Alameda, CA · In queue since May 2017 · Proposed COD July 2026
202.7 MW
Capacity
2
Components
Solar + Battery
9 years
In Queue
IA Executed
IA Status
Signed Nov 2019
Queue → IA
2y 6m
IA → COD
6y 8m
Total Duration
2y 6m
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: 2026-07-31
The ARAMIS POWER PLANT is a proposed 202.7 MW hybrid solar and battery project located in Alameda County, California. The development project consists of a 101.4 MW solar component and a 101.3 MW battery energy storage system. It is interconnected to the CAISO grid under queue ID CAISO-1349, with an interconnection queue entry date of May 1, 2017. The project's proposed commercial operation date is July 31, 2026.
The project's interconnection agreement (IA) was executed on November 26, 2019. The point of interconnection is the Cayetano 230 kV substation. The project has been the subject of recent news coverage, with five articles categorized as regulatory matters.
Generated from interconnection queue and public data sources
State
CA
County
Alameda
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
PGAE
Entity
CAISO
Service Type
—
Point of Interconnection
Cayetano 230 kV
Data Source
LBNL + Live
- ISO / RTO
- CAISO
- Trading Hub
- TH_NP15_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- CAYETNO_2_N003
- POI Substation
- Cayetano 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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