State profile
Data centers & battery storage in Mississippi
7 tracked projects · 2,152 MW · 3 data centers, 4 battery (BESS) sites
Below is every data center and battery energy storage (BESS) project we track in Mississippi, ranked by capacity. Battery projects are sourced from the federal EIA-860M inventory; data centers are hand-curated with a public source on each entry. See the methodology for details.
All Mississippi projects
| Project | Operator | Type | Location | Capacity | Status | Year | Source |
|---|---|---|---|---|---|---|---|
| xAI Colossus 2 | xAI | Data center | Southaven | 1,000 MW | Under construction | 2026 | source ↗ |
| AWS Madison County MS | Amazon Web Services | Data center | Madison County | 500 MW | Planned | 2027 | source ↗ |
| Meta Holly Springs | Meta | Data center | Holly Springs | 500 MW | Under construction | 2026 | source ↗ |
| Golden Triangle | Origis Energy USA, Inc | BESS | Lowndes | 50 MW | Operating | 2025 | source ↗ |
| Golden Triangle II | Origis Energy USA, Inc | BESS | Lowndes | 50 MW | Operating | 2024 | source ↗ |
| Optimist | Origis Energy USA, Inc | BESS | Clay | 50 MW | Under construction | 2026 | source ↗ |
| Walnut Grove Demonstration Plant | Mississippi Power Co | BESS | Leake | 2 MW | Operating | 2023 | source ↗ |