MISO-J3400
142.2 MW generation in Deuel, SD · In queue since March 2024 · Proposed COD April 2028
142.2 MW
Capacity
1
Components
Other
2y 2m
In Queue
—
IA Status
COD target: 2028
Total Duration
4y 1m
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: 2028-04-19
MISO-J3400 is a proposed generation project located in Deuel County, South Dakota, with a total capacity of 142.2 MW. The project, which utilizes an unspecified "Other" technology, is being developed within the Otter Tail Power Company service area. It is interconnected to the grid at the Astoria 345kV substation.
The project entered the Midcontinent Independent System Operator (MISO) interconnection queue on March 20, 2024, and has a proposed commercial operation date of April 19, 2028. As of the current data, the project's interconnection agreement (IA) status is not specified.
Generated from interconnection queue and public data sources
State
SD
County
Deuel
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
OTTER TAIL POWER COMPANY
Entity
MISO
Service Type
—
Point of Interconnection
Astoria 345kV substation
Data Source
LBNL + Live
- ISO / RTO
- MISO
- Trading Hub
- MINN.HUB
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- OTP.TATANKARID
- POI Substation
- Astoria Switching Station
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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