MISO-J4154

MISO-J4154BetaActiveBatteryMISOLBNL + Live

200 MW storage in Madison, MS · In queue since October 2025 · Proposed COD August 2028

BA: MISOISO/RTO: MISONERC: SERCRC: MISO

200 MW

Capacity

Components

Battery

9 months

In Queue

—

IA Status

COD target: 2028

Interconnection

Total Duration

2y 10m

Study Phase

DPP Cycle Pending South

Pre-Study0%

Queue EntryOct 7, 2025

Interconnection request submitted to ISO/RTO

DPP Study

MISO uses the Definitive Planning Phase (DPP) process with 3 study phases.

Typical: 30–40 months (historical); 12 months target

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-08-01

About

MISO-J4154 is a proposed 200 MW battery storage project located in Madison County, Mississippi. The project, developed by GridUnity, is interconnected within the Midcontinent Independent System Operator (MISO) queue. The queue entry date is October 7, 2025.

The project is currently listed as active in the MISO interconnection queue, with a service type of NRIS (Network Resource Interconnection Service). The point of interconnection is the Andes Substation.

Generated from interconnection queue and public data sources

MISO 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.

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P(COD by stated date)

Withdrawal probability vs cohort

IA cluster risk

Project Details

State

County

Madison

Grid Region

MISO (Midcontinent)

Market

ISO/RTO Member

Developer

—

Utility

GridUnity

Entity

MISO

Service Type

NRIS

Point of Interconnection

Andes Substation

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.

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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 — 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.

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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.

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See the full revenue + DSCR projection for this project.

Revenue conditioned on COD

Financing close risk

Cohort DSCR comparison

Market Context

Approximate

ISO / RTO: MISO
Trading Hub: LOUISIANA.HUB
Hub Confidence: HIGH
POI Substation: Lake Andes 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.

Project MISO-J4154 — Project Summary

MISO-J4154