Heritage Prairie Solar
150 MW generation in Kankakee, IL · In queue since September 2018 · Proposed COD December 2027
150 MW
Capacity
1
Components
Solar
7y 10m
In Queue
IA Executed
IA Phase
COD target: 2027
Total Duration
9y 3m
Interconnection request submitted to ISO/RTO
PJM processes interconnection requests through multi-phase System Impact Studies (SIS).
Typical: ~48 months (historically longest)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 12–24 months
Proposed COD: 2027-12-31
Heritage Prairie Solar is a proposed 150 MW solar generation project located in Kankakee County, Illinois. The project is in the PJM interconnection queue as entry AE1-166, with a queue entry date of September 24, 2018. The proposed commercial operation date is December 31, 2027. The project's interconnection status is currently in the Facility Study phase.
The proposed project is interconnected with ComEd and has appeared in recent news coverage related to development. The point of interconnection is Loretto-Wilton & Braidwood-Davis Creek.
Generated from interconnection queue and public data sources
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.
See the full development-risk decomposition for this project.
State
IL
County
Kankakee
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
ComEd
Entity
PJM
Service Type
NRIS
Point of Interconnection
Loretto-Wilton 345 kV & Braidwood-Davis Creek 345 kV
Data Source
LBNL + Live
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.
See the full risk decomposition + scenarios for this project.
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.
See the full forecast + scenario decomposition for this project.
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.
See the full revenue + DSCR projection for this project.
- ISO / RTO
- PJM
- Trading Hub
- N ILLINOIS HUB
- Hub Confidence
- MEDIUM
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.
Last updated 2026-03-26
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