Surplus; J1304
33 MW hybrid in Rock, WI · In queue since August 2022 · Proposed COD July 2023
33 MW
Capacity
1
Components
Other
3y 9m
In Queue
—
IA Status
COD target: 2023
Total Duration
11 months
Schedule
35 months past proposed COD
Interconnection request submitted to ISO/RTO
MISO uses the Definitive Planning Phase (DPP) process with 3 study phases.
Typical: 30–40 months (historical); 12 months target
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2023-07-01
The Surplus; J1304 development project is a proposed 33 MW hybrid project consisting of a 33 MW battery energy storage system. It is located in Rock County, Wisconsin, and interconnects within the Midcontinent Independent System Operator (MISO) region. The project, which appeared in recent news coverage, entered the MISO interconnection queue as queue ID MISO-S1035 on August 15, 2022, with a proposed commercial operation date of July 1, 2023.
The project is currently listed as active in the interconnection queue and will connect to the American Transmission Company grid at the Townline Rd. - Paddock 138kV point of interconnection.
Generated from interconnection queue and public data sources
State
WI
County
Rock
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
AMERICAN TRANSMISSION COMPANY
Entity
MISO
Service Type
—
Point of Interconnection
Townline Rd. - Paddock 138kV
Data Source
LBNL + Live
- ISO / RTO
- MISO
- Trading Hub
- MINN.HUB
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- ALTE.PADDOCK
- POI Substation
- Paddock
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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