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Desert Sunlight 300 LLC — United States of America

Solar power plant in California, United States of America. Approximate location 33.8231, -115.3939.

SolarCaliforniaUnited States of America

Desert Sunlight 300 LLC is a 311.9 MW solar power station in California, United States of America. It is operated by NextEra Energy Desert Sunlight 300 LLC. Based on reported annual generation of 695 GWh, it can supply roughly 199k homes. It ranks #1549 of 10,884 United States of America power plants by installed capacity. Commissioned in 2013, it is around 13 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, solar supplies about 8.6% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

311.9MW installed capacity
695GWh reported / yr
198,657homes powered
2013commissioned (~13 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0057993.

Data status

Known data

FacilityDesert Sunlight 300 LLC WRI
CountryUnited States of America · California WRI
Coordinates33.8231, -115.3939 WRI
FuelSolar WRI
MW installed capacity311.9 MW GEM · 2026 · L100000808417; operating plant capacity
OwnerNextEra Energy Desert Sunlight 300 LLC WRI
Commissioned2013 WRI
GWh reported / yr695 GWh·a⁻¹ WRI

Calculated from dataset

Capacity rank in country#1549 / 10884 calculated
Fuel-specific rank in country#4 / 3283 calculated
Capacity vs country/fuel peers103.97× · 3 MW · n=3283 calculated
Homes-powered equivalent198,657 calculated from reported generation
Climate23.4°C · HDD 449 derived from coordinates
Environmental severityC1 · 45/100 derived from coordinates

Not available

TechnologyNot available not in dataset
CO₂ emissionsnot applicable not applicable

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000808417; fuel: WRI GPPD

In context: how this plant compares

At 311.9 MW, Desert Sunlight 300 LLC is well above the median solar plant in United States of America (3 MW). Solar PV converts sunlight directly into electricity with no moving parts or fuel; output varies by time of day and weather, so it pairs with storage or flexible backup.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Key facts

Load factor
25%, from 695 GWh of reported generation; the median for 3185 solar plants in United States of America that report generation is 19%
Generation trend
76 GWh in 2013 and 695 GWh in 2019 (+817%)
Highest and lowest year
2018: 725 GWh; 2013: 76 GWh
Share of United States of America solar capacity
0.8% of 38,093 MW across 3,283 plants in this dataset
Age among peers
447 of 3,277 dated solar plants in United States of America are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Reported generation trend

2013: 76 GWh20132014: 547 GWh20142015: 673 GWh20152016: 722 GWh20162017: 703 GWh20172018: 725 GWh20182019: 695 GWh2019725 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by NextEra Energy Desert Sunlight 300 LLC.

Local climate & thermal context

This solar plant converts sunlight directly into electricity with photovoltaic panels. It sits in a hot desert climate (Köppen BWh) — Northern Hemisphere, latitude 33.8°N — which shapes how much energy it can produce and how its output varies through the year.

23.4°Cannual mean temp
449heating degree-days (base 18°C)
2,425cooling degree-days (base 18°C)
170 melevation

Monthly mean temperature

J: 13 °CJF: 15 °CFM: 18 °CMA: 22 °CAM: 27 °CMJ: 32 °CJJ: 35 °CJA: 34 °CAS: 31 °CSO: 24 °CON: 17 °CND: 12 °CD35 °C

Heating degree-days here run 82% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 20/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

Solar PV loses ~0.35%/°C above 25°C cell temperature — roughly 3.5% at warm-season highs here (estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

Site climate & environmental severity

This site sits in a benign, low-corrosion environment (estimated ISO 9223 class C1 — Very low), with dust abrasion the leading environmental stress.

C1ISO 9223 corrosivity (indicative)
45/100environmental-severity index
22.7°Cseasonal temperature swing
208 kmdistance to coast

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #4 largest solar power plant of 3283 in United States of America by capacity.

United States of America has 3283 solar power plants in this dataset, together about 38,093 MW of capacity.

Nearby power plants

Location

Coordinates 33.8231, -115.3939 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Desert Sunlight 300 LLC?

Desert Sunlight 300 LLC is a 311.9 MW solar power plant in California, United States of America, commissioned in 2013.

How much electricity does Desert Sunlight 300 LLC generate?

Desert Sunlight 300 LLC generates about 695 GWh of electricity per year.

Who operates Desert Sunlight 300 LLC?

Desert Sunlight 300 LLC is operated by NextEra Energy Desert Sunlight 300 LLC.

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