Wessex Water supplies Bath, drawing from springs and boreholes in the surrounding limestone geology.
We don't have enough test results for Bath yet to show aggregate scores. Try searching for a specific postcode below.
BA1 Bath and North East SomersetBA2 Bath and North East SomersetBS31 Bath and North East SomersetBS39 Bath and North East Somerset
None of the 3 rivers and waters that Bath drains into is rated good by the Environment Agency. All of them fail the chemical test, as every river in England does, because of long-lasting pollutants such as mercury and PFOS. This describes the rivers, not your tap water.
| River or water | Ecological health | Postcode districts |
|---|---|---|
| Cam Bk - source to conf Wellow Bk | Poor | BS39 |
| Bristol Avon (By Bk to Netham Weir) | Moderate | BA1, BA2 |
| Chew - conf Winford Bk to conf R Avon (Brist) | Moderate | BS31 |
Environment Agency classification, 2025. River health across England
Bath tap water meets legal requirements but several areas showed elevated contaminant levels. Across 0 areas tested, the average water quality score is 0.0/10. Check your specific postcode for details.
Tap water in Bath meets legal requirements, so you can drink it, but several areas showed elevated contaminant levels (average score 0.0/10 across 0 areas tested). Check your specific postcode for details.
No contaminants were flagged above recommended levels across Bath. All tested areas passed on the parameters measured.
Hardness data is not yet available for Bath. Enter your postcode for detailed water quality data.
Data is still being collected for Bath.
Water in Bath is supplied by Wessex Water. Wessex Water supplies Bath, drawing from springs and boreholes in the surrounding limestone geology.
No PFAS (forever chemicals) have been detected in any of the 0 areas tested in Bath.
Get a detailed water quality report for your exact area in Bath.
Based on water quality data from 0 postcode districts in Bath. Data from your water company via the Stream Water Data Portal and the Environment Agency. See our methodology for how scores are calculated.