Project Avista-60 — Project Summary

Queue ID
Avista-60
Capacity
150 MW
Technology
Solar+Battery
Status
suspended
Location
Asotin, WA
Region
West
Developer
IA Status
Suspended

Avista-60

Avista-60BetaSuspendedSolarBatteryAvistaLBNL

150 MW hybrid in Asotin, WA · In queue since June 2018 · Proposed COD September 2025

BA: BPATNERC: WECCRC: RCW

150 MW

Capacity

1

Components

Solar

8y 1m

In Queue

Suspended

IA Phase

COD target: 2025

Interconnection

Total Duration

7y 3m

Suspended38%
Queue EntryJun 4, 2018

Interconnection request submitted to ISO/RTO

Interconnection Study

Project undergoes interconnection studies to assess grid impact.

Typical: 18–36 months

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2025-09-01

About

Avista-60 is a proposed 150 MW hybrid solar and battery project located in Asotin County, Washington. The project, interconnected with Avista Utilities, entered the Avista interconnection queue on June 4, 2018, with a proposed commercial operation date of September 1, 2025. The interconnection agreement status is currently listed as suspended.

The project consists of 150 MW of solar generation capacity. The interconnection point is the Dry Creek 230 kV station. The project's overall status within the interconnection queue is also listed as suspended.

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.

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See the full development-risk decomposition for this project.

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

State

WA

County

Asotin

Grid Region

Mountain West

Market

Developer

Utility

Avista Utilities

Entity

Avista

Service Type

NRIS

Point of Interconnection

Dry Creek 230 kV station

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.

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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.

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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.

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