Justin Court Energy Storage — Plant Summary
- EIA Plant ID
- 66758
- Capacity
- 20 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Operating
- Location
- Hunterdon, NJ
- Operating Since
- 2024
- Generators
- 1
- Operator
- VESI 23 LLC
- Parent Company
- —
- Annual Generation
- -4,250 MWh
- Capacity Factor
- -2.4%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
Justin Court Energy Storage
OperatingBESS
Ranked #2 of 10 BESS plants in NJ#466 of 837 nationally
20 MW BESS operating in Hunterdon, NJ — PJM Interconnection, LLC
EIA
20 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Location
Coordinates
40.5263, -74.8441
County
Hunterdon, NJ
Nearby Plants
- Junction RoadSolar4.4 MW · 0.3 km
- Flemington SolarSolar8 MW · 4.5 km
- Raritan SolarSolar7.5 MW · 7.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | VESI 23 LLC | — | — |
| Owner(s) | VESI 23 LLC | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Justin Court Energy Storage is a 20 MW battery energy storage system (BESS) located in Hunterdon County, New Jersey. The facility, which began operating in 2024, is owned and operated by VESI 23 LLC. It is the largest of 10 battery storage plants in New Jersey, and ranks 703 out of 1205 nationally. The plant consists of a single generator utilizing battery technology with MWH as its primary fuel.
The BESS has a total storage capacity of 18.3 MWh, providing a duration of approximately 0.92 hours. The battery chemistry is lithium-ion (LIB). The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
34.5 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue2 projectsBeta
Holly Glen
WithdrawnBattery20 MWPJM
Generation
−209 MWh
Net Charging
-4.3K MWh
Annual Net Energy
-2.4%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
PJM
LMP Node
EFLEMING35 KV COPHILSP
Pricing Hub
WESTERN HUB
Location Type
Generation Node
Node Source
Curated node match
News & Articles (5)Beta
Regulatory·other
Here's What Happened In Trenton On Thursday
SENATE ACTION (QUORUM). Nominations Notice of Intention: TO BE A JUDGE OF THE SUPERIOR COURT: Kandace L. Clarke, of Bloomfield.
Kandace L. Clarke (other)
Insider NJ·3 months ago
Regulatory·permitting
Santa Fe County commissioners approve high-profile solar energy project near Eldorado
A group of Eldorado-area residents says it will appeal the decision to District Court after commissioners voted 4-1 for approval,...
Santa Fe New Mexican·7 months ago
Hazards·other
How 77 Tons of Radioactive Waste Ended Up in Brooklyn
The manufactured gas plant that operated on this Brooklyn, New York site a century ago has left behind at least 77 tons of radioactive waste.
DeSmog·11 months ago
General
Lincoln Power files for bankruptcy after $38.9M PJM charge for failing to run during Winter Storm Elliott
Nautilus Power, another generator Cogentrix Energy manages, on Friday sought Federal Energy Regulatory Commission protection from...
Utility Dive·2 years ago
Last updated 2026-03-26
View all 5 articles