Project MISO-J3996 — Project Summary

Queue ID
MISO-J3996
Capacity
2220 MW
Technology
Gas
Status
active
Location
St. Charles, MO
Region
MISO
Developer
IA Status

MISO-J3996

MISO-J3996BetaActiveGasMISOLBNL + Live

2,220 MW generation in St. Charles, MO · In queue since April 2025 · Proposed COD January 2030

BA: AECIISO/RTO: MISONERC: SERCRC: MISO

2,220 MW

Capacity

1

Components

Gas

1y 3m

In Queue

IA Status

COD target: 2030

Interconnection

Total Duration

4y 9m

Study Phase

DPP Cycle Pending Central

Pre-Study0%
Queue EntryApr 29, 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: 2030-01-01

About

MISO-J3996 is a proposed 2220 MW gas-fired generation project located in St. Charles County, Missouri. The project is being developed within the Ameren Missouri service area and has entered the MISO interconnection queue on April 29, 2025. It is currently in Phase 1 of the study phase.

The project's interconnection service type is NRIS (Network Resource Interconnection Service). The point of interconnection (POI) is at the Sioux substation. The project is listed as active in the interconnection queue.

Generated from interconnection queue and public data sources

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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See the full development-risk decomposition for this project.

P(COD by stated date)
Withdrawal probability vs cohort
IA cluster risk
Project Details

State

MO

County

St. Charles

Grid Region

MISO (Midcontinent)

Market

ISO/RTO Member

Developer

Utility

AMEREN MISSOURI

Entity

MISO

Service Type

NRIS

Point of Interconnection

SIOUX

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.

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
MISO
Trading Hub
ILLINOIS.HUB
Hub Confidence
HIGH
Nearest Node (Estimated)
MEC.PLYMOUTH1
POI Substation
Sioux City 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.