Mansfield #3
20 MW storage in Warren, NJ · In queue since September 2019 · Proposed COD September 2026
20 MW
Capacity
1
Components
Battery
6y 8m
In Queue
IA Executed
IA Status
COD target: 2026
Total Duration
7 years
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: 6–18 months
Proposed COD: 2026-09-30
The Mansfield #3 project is a proposed 20 MW battery storage project located in Warren County, New Jersey. The project is being developed within the PJM Interconnection queue as queue ID PJM-AF1-328. The project entered the queue on September 30, 2019, and has a proposed commercial operation date of September 30, 2026.
The project's interconnection agreement has been executed. The proposed point of interconnection is the Hackettstown-Pohatcong 34.5 kV line, and the interconnecting utility is JCPL.
Generated from interconnection queue and public data sources
State
NJ
County
Warren
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
JCPL
Entity
PJM
Service Type
—
Point of Interconnection
Hackettstown-Pohatcong 34.5 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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