Mountain Holly
20 MW generation in Columbia, PA · In queue since March 2019 · Proposed COD June 2027
20 MW
Capacity
1
Components
Solar
7y 2m
In Queue
IA Executed
IA Status
COD target: 2027
Total Duration
8y 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)
Construction pending
Typical: 12–24 months
Proposed COD: 2027-06-01
The Mountain Holly project is a proposed 20 MW solar generation project located in Columbia County, Pennsylvania. The project is interconnected within the PJM Interconnection queue as entry PJM-AE2-241, with a queue entry date of March 23, 2019. The proposed commercial operation date is June 1, 2027. The interconnecting utility is PPL.
The project's interconnection agreement has been executed. Its status is currently listed as suspended.
Generated from interconnection queue and public data sources
State
PA
County
Columbia
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
PPL
Entity
PJM
Service Type
—
Point of Interconnection
Bloomsburg-Columbia 69 kV
Data Source
LBNL + Live
- 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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