Giffen Solar Park
Fresno County, California · EIA plant ID 59522 · Operator: Giffen Solar Park, LLC
Nameplate20MWSummer 20 MW
Generators1in service
Net generation20GWh12 mo to Dec 2025
Capacity factor11%solar units, summer MW
Heat rate—thermal plants only
First online2017
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), solar units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
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) |
|---|---|---|---|
| 2017 | 29.1 | 28.4% | — |
| 2018 | 37 | 21.1% | — |
| 2019 | 31.8 | 18.1% | — |
| 2020 | 30.1 | 17.1% | — |
| 2021 | 30.8 | 17.6% | — |
| 2022 | 28.1 | 16.1% | — |
| 2023 | 21.9 | 12.5% | — |
| 2024 | 19.3 | 11.0% | — |
| 2025 | 19.6 | 11.2% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| FRGSP | Solar Photovoltaic | PV | 20 | 20 | Jun 2017 | Operating | — | coming soon |
Owner / operator
Operator: Giffen Solar Park, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Giffen Solar Park, LLC | 100.0% | 20 MW |
Nearby plants
Within 80 km.
| Giffen | 10 MW | 1.6 km |
| Aspiration G | 9 MW | 3.4 km |
| Great Valley Solar Portfolio Holdings, LLC | 203 MW | 7 km |
| Scarlet Solar (CA) | 240 MW | 7.2 km |
| EDPR Scarlet III | — | 7.8 km |
| RE Adams East, LLC | 19 MW | 8.4 km |