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Duba 1 ISCC

Solar power plant in Mintaqat Tabuk, Saudi Arabia. Approximate location 27.35, 35.715.

SolarMintaqat TabukSaudi Arabia

Duba 1 ISCC is a 43 MW solar power plant in Mintaqat Tabuk, Saudi Arabia. Based on its capacity (estimated), it can supply roughly 18,295 homes (estimated). It ranks #138 of 146 Saudi Arabia power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, solar supplies about 1.8% of Saudi Arabia's electricity; the national grid averages 692 gCO₂/kWh (2.2% low-carbon) (2024).

43MW installed capacity
18,295homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WKS0071081.

Capacity vs largest solar plants in Saudi Arabia

Waad Al Shamal ISCC: 50 MW50Waad Al Sh…Duba 1 ISCC: 43 MW43Duba 1 ISCCAl Khafji: 20 MW20Al KhafjiDhahran: 10 MW10DhahranLayla: 10 MW10LaylaKapsarc: 4 MW4Kapsarc

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

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 27.4°N — which shapes how much energy it can produce and how its output varies through the year.

25.1°Cannual mean temp
20heating degree-days (base 18°C)
2,610cooling degree-days (base 18°C)
38 melevation

Monthly mean temperature

J: 17 °CJF: 18 °CFM: 21 °CMA: 25 °CAM: 28 °CMJ: 30 °CJJ: 31 °CJA: 32 °CAS: 30 °CSO: 27 °CON: 23 °CND: 19 °CD32 °C

Heating degree-days here run 99% 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: 13/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

Solar PV loses ~0.35%/°C above 25°C cell temperature — roughly 2.3% 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.

How it compares & nearby plants

The #2 largest solar power plant of 6 in Saudi Arabia by capacity.

Saudi Arabia has 6 solar power plants in this dataset, together about 137 MW of capacity.

Nearby power plants

Location

Coordinates 27.35, 35.715 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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