DRIFTWOOD STELLA

CAISO-1394BetaActiveSolarBatteryCAISOLBNL + Live

400 MW hybrid in Kern, CA · In queue since May 2017 · Proposed COD November 2026

BA: CISOISO/RTO: CAISONERC: WECCRC: RCW

400 MW

Capacity

Components

Solar + Battery

9y 2m

In Queue

IA Executed

IA Phase

Signed Apr 2021

Interconnection

Queue → IA

3y 11m

IA → COD

5y 7m

Total Duration

3y 11m

Study Phase

C10

Construction75%

Queue EntryMay 1, 2017

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 AgreementApr 7, 2021

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 18–30 months

Commercial Operation

Proposed COD: 2026-11-01

Cross-source intelligence

Beta

Medium confidence·5 sources·as of 2026-06-01

Expected COD

Nov 2026

From queue filing

Developer

—

Status

Active

Active — IA executed April 2021, targeting November 2026 COD

Financing

Unannounced

Key milestones

IA executedApr 7, 2021

Interconnection Agreement executed with PG&E

source

COD targetNov 2026Most recent

Target commercial operation date November 2026

source

About

DRIFTWOOD STELLA is a proposed 391.4 MW hybrid solar and battery project located in Kern County, California. The development project consists of a 207.4 MW solar component and a 184 MW battery energy storage system. It is listed in the CAISO interconnection queue as queue ID CAISO-1394, with an entry date of May 1, 2017. The proposed commercial operation date is November 1, 2026.

The project has an executed interconnection agreement (IA), signed on April 7, 2021. The interconnecting utility is PG&E, and the point of interconnection (POI) is the Midway 115 kV substation. The project has appeared in recent news coverage.

Generated from interconnection queue and public data sources

CAISO Queue

Development Risk

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.

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See the full development-risk decomposition for this project.

P(COD by stated date)

Financing close probability

EPC + tax-equity counterparty

Project Details

State

County

Kern

Grid Region

CAISO (California)

Market

ISO/RTO Member

Developer

—

Utility

PGAE

Entity

CAISO

Service Type

ERIS

Point of Interconnection

Midway 115 kV

Data Source

LBNL + Live

Risk Analytics

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.

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See the full risk decomposition + scenarios for this project.

Climate hazards (8+)

Generation variability (P10/P50/P90)

Offtake + transmission counterparty

Technology

Solar200 MW · 50%

Battery200 MW · 50%

Generation Forecast

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.

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See the full forecast + scenario decomposition for this project.

10-year P50 forecast

First-year output estimate

Weather + policy scenarios

Financial Forecast

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.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

10-year revenue projection

First-year DSCR

Financing close risk

Market Context

Approximate

ISO / RTO: CAISO
Trading Hub: TH_SP15_GEN-APND
Hub Confidence: MEDIUM
Nearest Node (Estimated): MIDWAY_1_N084
POI Substation: Midway 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.

DRIFTWOOD STELLA (CAISO-1394) — Project Summary

DRIFTWOOD STELLA