Wessex Water supplies Bath, drawing from springs and boreholes in the surrounding limestone geology.
According to TapWater.uk's analysis, Bath scores 8.8/10 for drinking water quality in 2026. Water is supplied by Wessex Water and has been tested for 18 contaminants across 4 postcode districts.
Average score
8.8/10
UK avg: 9.0/10
Areas tested
4
Issues flagged
1
PFAS detected
2 areas
Yes, Bath tap water is safe to drink. Based on 4 areas tested, Bath has an average water quality score of 8.8/10 (below the UK average of 9.0/10). 1 contaminant was flagged above recommended levels across all areas. Water is supplied by Wessex Water. Wessex Water supplies Bath, drawing from springs and boreholes in the surrounding limestone geology. PFAS (forever chemicals) were detected in 2 of 4 areas monitored.
Contaminants flagged most often across the city.
All postcode districts in Bath, ranked by water quality score.
Learn more about the water quality issues relevant to this area.
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Yes, Bath tap water is generally safe to drink. Across 4 areas tested, the average water quality score is 8.8/10. Wessex Water supplies Bath, drawing from springs and boreholes in the surrounding limestone geology.
Yes, you can drink tap water in Bath. It is regulated to UK drinking water standards, and across 4 tested areas the average water quality score is 8.8/10. Enter your postcode for the readings in your exact area.
The most commonly flagged contaminants across Bath are Ammonia (flagged in 1 area). PFAS (forever chemicals) were detected in 2 areas.
Water in Bath has an average hardness of 297 mg/L CaCO₃, which is classified as very hard. Hard water causes limescale buildup in kettles and appliances. A water softener or filter may help.
The areas with the best water quality in Bath are BA1 (9.1/10), BA2 (8.9/10), BS31 (8.9/10).
Water in Bath is supplied by Wessex Water. Wessex Water supplies Bath, drawing from springs and boreholes in the surrounding limestone geology.
PFAS (forever chemicals) have been detected in 2 out of 4 areas tested in Bath. The UK currently has no legal limit for PFAS in drinking water. Check your specific postcode for details.
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