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Hornsea 1 - Heron & Njord

Wind power plant in England, United Kingdom. Approximate location 53.6815, 1.4207.

WindEnglandUnited Kingdom

Hornsea 1 - Heron & Njord is a 1,200 MW wind power station in England, United Kingdom. It is operated by Orsted (formerly Dong Energy). Based on its capacity (estimated), it can supply roughly 1,021,165 homes (estimated). It ranks #18 of 2,751 United Kingdom power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, wind supplies about 29.4% of United Kingdom's electricity; the national grid averages 217 gCO₂/kWh (64.4% low-carbon) (2025).

1,200MW installed capacity
1,021,165homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id GBR2001034.

Capacity vs largest wind plants in United Kingdom

Hornsea 1 - Heron & Njord: 1,200 MW1kHornsea 1 …Walney 3: 660 MW660Walney 3London Array: 630 MW630London Arr…Beatrice: 588 MW588BeatriceGwynt y Mor: 576 MW576Gwynt y MorGreater Gabbard: 504 MW504Greater Ga…Dudgeon East: 402 MW402Dudgeon Ea…Rampion Offshore Wind Farm (Hastings Zone): 400 MW400Rampion Of…

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

Owner

Operated by Orsted (formerly Dong Energy). All plants by this company →

Climate zone & how it works

This wind plant converts the kinetic energy of wind into electricity through turbine rotors. It sits in a temperate oceanic climate (Köppen Cfb) — Northern Hemisphere, latitude 53.7°N — which shapes how much energy it can produce and how its output varies through the year.

~11°Ctypical annual mean
~18°Ctypical warm-season mean
Temperate oceanic: four distinct seasons — cold winters and warm summers

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

How it compares & nearby plants

The #1 largest wind power plant of 780 in United Kingdom by capacity.

United Kingdom has 780 wind power plants in this dataset, together about 23,203 MW of capacity.

Nearby power plants

Location

Coordinates 53.6815, 1.4207 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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