Cottonwood Solar, LLC Cottonwood Carport
Marin County, California · EIA plant ID 59703 · Operator: Novatus Energy
Nameplate1MWSummer 1 MW
Generators1in service
Net generation1GWh12 mo to Dec 2025
Capacity factor13%solar units, summer MW
Heat rate—thermal plants only
First online2016
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) |
|---|---|---|---|
| 2016 | 0.8 | 14.1% | — |
| 2017 | 1.2 | 13.8% | — |
| 2018 | 1.4 | 15.9% | — |
| 2019 | 1.3 | 15.1% | — |
| 2020 | 1.2 | 13.6% | — |
| 2021 | 1.5 | 17.4% | — |
| 2022 | 1.6 | 17.8% | — |
| 2023 | 1.4 | 15.8% | — |
| 2024 | 1.8 | 20.6% | — |
| 2025 | 1.1 | 12.8% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Solar Photovoltaic | PV | 1 | 1 | May 2016 | Operating | — | coming soon |
Owner / operator
Operator: Novatus Energy. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Novatus Energy | 100.0% | 1 MW |
Nearby plants
Within 80 km.
| Silveira Ranch Road Solar | 3 MW | 2.6 km |
| Waste Mangement Redwood LFGTE | 4 MW | 3.5 km |
| Stage Gulch Solar | 1 MW | 9.9 km |
| Ellis Creek Solar | 4 MW | 10.3 km |
| Lavio Solar | 1 MW | 11 km |
| Bodega Avenue Solar LLC | 2 MW | 20.8 km |