SOCO-IC-987
500 MW hybrid in Lamar, MS · In queue since October 2021 · Proposed COD March 2025
500 MW
Capacity
2
Components
Solar + Battery
4y 7m
In Queue
Suspended
IA Status
COD target: 2025
Total Duration
3y 5m
Schedule
14 months past proposed COD
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2025-03-01
SOCO-IC-987 is a proposed 500 MW hybrid solar and battery project located in Lamar County, Mississippi. The development project, located in the Southeast region, consists of 250 MW of solar capacity coupled with 250 MW of battery storage. The project is being developed by Southern Company (SOCO).
The project is currently listed as active in the SOCO interconnection queue with an entry date of October 21, 2021. The proposed commercial operation date is March 1, 2025. The interconnection agreement status is currently listed as suspended. The point of interconnection is the Hattiesburg Southwest - Adams Creek 230 kV Line.
Generated from interconnection queue and public data sources
State
MS
County
Lamar
Grid Region
Southeast
Market
—
Developer
—
Utility
Southern Company
Entity
SOCO
Service Type
—
Point of Interconnection
Hattiesburg Southwest - Adams Creek 230 kV LIne
Data Source
LBNL
- ISO / RTO
- SOUTHEAST
- Trading Hub
- Southern Company
- Hub Confidence
- UNKNOWN
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.
