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tapwater.uk

Sheffield vs London

Water quality comparison

According to TapWater.uk, Sheffield scores 9.6/10 and London scores 8.4/10 for drinking water quality. Sheffield has the better water.

Sheffield has better water quality by 1.2 points


Key differences

Safety score

Sheffield scores 1.2 points higher than London.

Contaminants flagged

London has 70 issues flagged vs 1 in Sheffield.

Water supplier

Sheffield is supplied by Yorkshire Water, while London uses Thames Water.


Top concerns by city

Sheffield

Iron1 area

London

Nitrite51 areas
Coliform Bacteria16 areas
E. coli2 areas
Lead1 area

Full city reports


Check your postcode

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More comparisons

Based on water quality data from 63 postcode districts across Sheffield and London. See our methodology for how scores are calculated.