Supermarket New Malden, London · KT3 4PJ

Could Tesco Extra New Malden go solar?

Serving south-west London, the Tesco Extra on Beverley Way in New Malden carries a broad flat warehouse-style roof of about 8,800 sqm. We measured roughly 2,700 panels, around 1.09 MW, for an estimated 0.9–1.1 million kWh a year — comparable to some 367 homes. An installer survey would confirm the workable roof.

Tesco Extra on Beverley Way in New Malden, a broad flat warehouse-style roof with car parking around the store in south-west London.
Roof capacity
1.1 MWp
~2,724 panels at full fit
Annual generation
890 MWh–1.1 GWh
across the whole roof
Could power
~367
average UK homes
CO₂ saved
~474 t
per year, at full capacity

Roof area read from above: ~8,775 m²on a 8,871 m² building footprint.Imagery dated 2020-06-23.

Full methodology, assumptions and cross-checks: how we measure. Includes solar data from Google.

Morning sun on the rooftop solar panels of a red-brick UK semi-detached home

That was someone else's roof.

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