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Hambantota

Wind power plant in Southern, Sri Lanka. Approximate location 6.1461, 81.1131.

WindSouthernSri Lanka

Hambantota is a 3 MW wind power plant in Southern, Sri Lanka. It is operated by CEB. Based on its capacity (estimated), it can supply roughly 2,552 homes (estimated). It ranks #46 of 48 Sri Lanka power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, wind supplies about 5.4% of Sri Lanka's electricity; the national grid averages 329 gCO₂/kWh (61.6% low-carbon) (2025).

3MW installed capacity
2,552homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1030393.

Capacity vs largest wind plants in Sri Lanka

Madurankuliya: 12 MW12Madurankul…Pollupalai: 12 MW12PollupalaiVallimunai: 12 MW12VallimunaiMampuri-II: 10 MW10Mampuri-IIMampuri-III: 10 MW10Mampuri-IIINirmalapura: 10 MW10NirmalapuraUppudaluwa: 10 MW10UppudaluwaVidatamunai: 10 MW10Vidatamunai

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

Owner

Operated by CEB.

Local climate & thermal context

This wind plant converts the kinetic energy of wind into electricity through turbine rotors. It sits in a tropical rainforest climate (Köppen Af) — Northern Hemisphere, latitude 6.1°N — which shapes how much energy it can produce and how its output varies through the year.

27.4°Cannual mean temp
0heating degree-days (base 18°C)
3,426cooling degree-days (base 18°C)
9 melevation

Monthly mean temperature

J: 26 °CJF: 27 °CFM: 28 °CMA: 28 °CAM: 28 °CMJ: 28 °CJJ: 28 °CJA: 28 °CAS: 28 °CSO: 27 °CON: 27 °CND: 26 °CD28 °C

Heating degree-days here run 100% 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.

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 #14 largest wind power plant of 14 in Sri Lanka by capacity.

Sri Lanka has 14 wind power plants in this dataset, together about 129 MW of capacity.

Nearby power plants

Location

Coordinates 6.1461, 81.1131 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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