Cleanview

Battery storage projects in Mississippi

Mississippi has 4 operating battery storage projects with 0.2 GW of capacity. 1 came online in 2025.

  • Operating4

See planned battery storage projects in Mississippi

JacksonGulfportTupeloHattiesburg

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

The largest battery storage projects in Mississippi

Operating, by capacity

#Battery storage projectYear onlineCapacity
1Golden Triangle202550 MW
2Golden Triangle II202450 MW
3Optimist202650 MW
4Walnut Grove Demonstration Plant20232 MW

Battery storage projects that came online most recently in Mississippi

Newest first

#Battery storage projectYear onlineCapacity
1Optimist202650 MW
2Golden Triangle202550 MW
3Golden Triangle II202450 MW
4Walnut Grove Demonstration Plant20232 MW
The developer behind each project is on paid plans. See plans

How Cleanview tracks battery storage projects

Operating battery storage projects come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about battery storage projects in Mississippi

How many battery storage projects are in Mississippi?
Mississippi has 4 operating utility-scale battery storage projects with 0.2 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest battery storage project in Mississippi?
Golden Triangle in Lowndes County, Mississippi is the largest, at 50 MW. It came online in 2025.
How many battery storage projects were built in Mississippi in 2025?
1 battery storage project came online in Mississippi in 2025, with 50 MW of capacity.
Who is developing battery storage projects in Mississippi?
Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

More energy trackers for Mississippi

Battery storage projects in other states

Explore by grid operator