Surplus; J385
100 MW hybrid in Chisago, MN · In queue since July 2024 · Proposed COD October 2026
100 MW
Capacity
1
Components
Other
1y 10m
In Queue
—
IA Status
COD target: 2026
Total Duration
2y 3m
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: 2026-10-01
The Surplus; J385 development project is a proposed 100 MW hybrid battery storage project located in Chisago County, Minnesota. Interconnecting to the Northern States Power Company via the Chisago County Substation, the project entered the Midcontinent Independent System Operator (MISO) interconnection queue as queue ID MISO-S1053 on July 9, 2024.
The proposed commercial operation date for Surplus; J385 is October 1, 2026. The project consists of 100 MW of battery storage capacity. The project is currently listed as active in the MISO interconnection queue.
Generated from interconnection queue and public data sources
State
MN
County
Chisago
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
NORTHERN STATES POWER COMPANY
Entity
MISO
Service Type
—
Point of Interconnection
Chisago County Substation
Data Source
LBNL + Live
- ISO / RTO
- MISO
- Trading Hub
- MINN.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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