DIRAC

CAISO-2114BetaActiveBatteryCAISOLBNL + Live

403.4 MW storage in San Bernardino, CA · In queue since April 2021 · Proposed COD February 2031

BA: CISOISO/RTO: CAISONERC: WECCRC: RCW

403.4 MW

Capacity

Components

Battery

5y 3m

In Queue

In Progress (unknown study)

IA Phase

Signed Oct 2025

Interconnection

Queue → IA

4y 6m

IA → COD

5y 4m

Total Duration

4y 6m

Study Phase

C14

Construction38%

Queue EntryApr 15, 2021

Interconnection request submitted to ISO/RTO

Cluster Study (Phase I/II)

CAISO uses cluster studies where projects are batched annually and studied together.

Typical: 36–48 months (IR to IA)

Interconnection AgreementOct 2, 2025

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2031-02-26

Cross-source intelligence

Beta

High confidence·6 sources·as of 2026-06-01

Expected COD

2026

Queue date 3+ years staleQueue: 2031-02-26

Developer

Aypa Power

Filed as Dirac Project LLC

Status

Active

Active — CPUC approved transmission infrastructure January 2026, PG&E offtake agreement executed, construction timeline targeting 2026 COD

Financing

Secured

PG&E 1.8GWh offtake agreement finalized July 2025, CPUC transmission approval January 2026

Key milestones

Financing closeJul 2025

PG&E finalized 1.8GWh offtake agreement with Aypa Power for Dirac BESS

source

IA executedOct 2, 2025

Large Generator Interconnection Agreement executed for Dirac Project LLC

source

Permit approvedJan 15, 2026Most recent

CPUC approved transmission infrastructure projects including Dirac Battery Energy Storage System

source

About

The DIRAC project is a proposed 403.4 MW battery storage project located in San Bernardino County, California. The project is in the California Independent System Operator (CAISO) interconnection queue as entry CAISO-2114, with a queue entry date of April 15, 2021. The proposed commercial operation date is February 26, 2031. The interconnecting utility is Southern California Edison (SCE).

The project's interconnection status is currently in the System Impact Study phase. The point of interconnection (POI) is the Chino Substation at 230 kV. Recent news coverage has discussed the development project.

Generated from interconnection queue and public data sources

CAISO Queue

Development Risk

Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD by stated date)

Withdrawal probability vs cohort

IA cluster risk

Project Details

State

County

San Bernardino

Grid Region

CAISO (California)

Market

ISO/RTO Member

Developer

—

Utility

SCE

Entity

CAISO

Service Type

NRIS

Point of Interconnection

Chino Substation 230 kV

Data Source

LBNL + Live

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.

Available on the InfraSure platform

See the full risk decomposition + scenarios for this project.

Climate hazards (8+)

Generation variability (P10/P50/P90)

Offtake + transmission counterparty

Generation Forecast

Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

P50 conditioned on COD

Capacity factor vs cohort

Weather + policy scenarios

Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

Revenue conditioned on COD

Financing close risk

Cohort DSCR comparison

Market Context

Approximate

ISO / RTO: CAISO
Trading Hub: TH_SP15_GEN-APND
Hub Confidence: MEDIUM
Nearest Node (Estimated): CHINO_6_N007
POI Substation: Chino 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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InfraSure platform

Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.

DIRAC (CAISO-2114) — Project Summary

DIRAC