Silver State South Storage
Clark County, Nevada · EIA plant ID 67734 · Operator: Silver State South Storage, LLC
Nameplate200MWSummer 200 MW
Generators1in service
Net generation-40GWh12 mo to Aug 2026
Capacity factor—not meaningful for storage
Heat rate—thermal plants only
First online2025
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), primary-fuel units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
No capacity factor available.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2025 | -36.7 | — | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| SSSB | Batteries | BA | 200 | 200 | Apr 2025 | Operating | — | coming soon |
Owner / operator
Operator: Silver State South Storage, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Silver State South Storage, LLC | 100.0% | 200 MW |
Nearby plants
Within 80 km.
| Silver State Solar Power South | 260 MW | 2.2 km |
| Higgins Generating Station | 688 MW | 2.4 km |
| Stateline Solar | 300 MW | 6.2 km |
| Ivanpah 3 | 133 MW | 13.8 km |
| Ivanpah 2 | 133 MW | 14.1 km |
| Ivanpah 1 | 126 MW | 14.8 km |