Welcome Solar, LLC (PJM-AE1-079) — Project Summary

Queue ID
PJM-AE1-079
Capacity
19.9 MW
Technology
Solar+Battery
Status
active
Location
Mercer, PA
Region
PJM
Developer
IA Status
IA Executed

Welcome Solar, LLC

PJM-AE1-079BetaActiveSolarBatteryPJMLBNL + Live

19.9 MW hybrid in Mercer, PA · In queue since August 2018 · Proposed COD February 2027

BA: PJMISO/RTO: PJMNERC: RFCRC: PJM

19.9 MW

Capacity

1

Components

Solar

7y 11m

In Queue

IA Executed

IA Phase

COD target: 2027

Interconnection

Total Duration

8y 6m

Construction75%
Queue EntryAug 11, 2018

Interconnection request submitted to ISO/RTO

System Impact Study

PJM processes interconnection requests through multi-phase System Impact Studies (SIS).

Typical: ~48 months (historically longest)

Interconnection Agreement

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 18–30 months

Commercial Operation

Proposed COD: 2027-02-24

About

Welcome Solar, LLC is a proposed hybrid solar and battery project located in Mercer County, Pennsylvania. The project, with a total capacity of 19.9 MW, consists of 19.9 MW of solar generation. The developer is Welcome Solar, LLC.

The project is listed in the PJM interconnection queue as project number PJM-AE1-079, with an original queue entry date of August 11, 2018. The proposed commercial operation date is February 24, 2027. The project's interconnection agreement has been executed. The point of interconnection is the Maysville-Sharon 69 kV line.

Generated from interconnection queue and public data sources

Development Risk

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.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD by stated date)
Financing close probability
EPC + tax-equity counterparty
Project Details

State

PA

County

Mercer

Grid Region

PJM Interconnection

Market

ISO/RTO Member

Developer

Utility

ATSI

Entity

PJM

Service Type

NRIS

Point of Interconnection

Maysville-Sharon 69 kV

Data Source

LBNL + Live

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 probabilistic 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
First-year output estimate
Weather + policy scenarios
Financial Forecast

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.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

10-year revenue projection
First-year DSCR
Financing close risk
Market Context
Approximate
ISO / RTO
PJM
Trading Hub
WESTERN 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.

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