Project PacifiCorp-C1-46 — Project Summary

Queue ID
PacifiCorp-C1-46
Capacity
198.75 MW
Technology
Solar+Battery
Status
active
Location
Klamath, OR
Region
West
Developer
Diamond Solar Energy LLC
IA Status
Suspended

PacifiCorp-C1-46

PacifiCorp-C1-46BetaActiveSolarBatteryPacifiCorpLBNL

198.75 MW hybrid in Klamath, OR · In queue since May 2021 · Proposed COD December 2029

BA: BPATNERC: WECCRC: RCW

198.75 MW

Capacity

1

Components

Solar

5y 2m

In Queue

Suspended

IA Phase

Signed Sep 2023

Interconnection

Queue → IA

2y 4m

IA → COD

6y 3m

Total Duration

2y 4m

Study Phase

Cluster 1

Construction38%
Queue EntryMay 14, 2021

Interconnection request submitted to ISO/RTO

Interconnection Study

Project undergoes interconnection studies to assess grid impact.

Typical: 18–36 months

Interconnection AgreementSep 11, 2023

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 18–30 months

Commercial Operation

Proposed COD: 2029-12-20

Cross-source intelligence
Beta
Low confidence·0 sources·as of 2026-06-01
Expected COD
2029-12-20
From queue filing
Developer
Diamond Solar Energy LLC
From queue filing
Status
Suspended
Suspended — IA executed September 2023 but project currently suspended in queue
Financing
Unannounced
Key milestones
IA executedSep 11, 2023Most recent

Interconnection Agreement executed per LBNL queue data

About

PacifiCorp-C1-46 is a proposed 198.75 MW hybrid solar and battery project located in Klamath County, Oregon. The development project, proposed by Diamond Solar Energy LLC, consists of 198.75 MW of solar capacity. Interconnection is requested with PacifiCorp via the Chiloquin-LaPine transmission line. The project entered the PacifiCorp interconnection queue on May 14, 2021, with a proposed commercial operation date of October 1, 2024. Its interconnection agreement status is currently listed as suspended.

The proposed project is currently listed as suspended in the interconnection queue. It has been the subject of recent news coverage related to the energy industry.

Generated from interconnection queue and public data sources

Development Risk

Realization risk through commissioning — schedule slippage, construction cost overrun, and COD probability vs the stated window. The diligence view that determines whether the project comes online when promised. Powered by InfraSure's development-stage modeling stack.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD within window)
Cost overrun probability
Schedule slippage vs plan
Project Details

State

OR

County

Klamath

Grid Region

Mountain West

Market

Developer

Diamond Solar Energy LLC

Utility

PacifiCorp

Entity

PacifiCorp

Service Type

ERIS

Point of Interconnection

Chiloquin-LaPine transmission line

Data Source

LBNL

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.

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 — first-year production estimate and 10-year P50 trajectory, with curtailment risk decomposed by congestion zone and ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

10-year P50 forecast
Curtailment risk by node
Weather + policy scenarios
Financial Forecast

Forward revenue, first-year DSCR, and construction cost overrun exposure — what determines whether the deal clears its covenants once online. Projected across price, demand, and policy scenarios. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

First-year DSCR
Cost overrun probability
Price + demand scenarios
Market Context
Approximate
ISO / RTO
MOUNTAIN_WEST
Trading Hub
MID-C
Hub Confidence
UNKNOWN

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.