Yorkshire Water supplies Hull primarily from the chalk aquifer beneath the Yorkshire Wolds.
According to TapWater.uk's analysis, Hull scores 8.9/10 for drinking water quality in 2026. Water is supplied by Yorkshire Water and has been tested for 25 contaminants across 27 postcode districts.
Average score
8.9/10
UK avg: 9.0/10
Areas tested
27
Issues flagged
21
PFAS detected
None
Yes, Hull tap water is safe to drink. Based on 27 areas tested, Hull has an average water quality score of 8.9/10 (level with the UK average of 9.0/10). 21 contaminants were flagged above recommended levels across all areas. Water is supplied by Yorkshire Water. Yorkshire Water supplies Hull primarily from the chalk aquifer beneath the Yorkshire Wolds.
Contaminants flagged most often across the city.
All postcode districts in Hull, ranked by water quality score.
Learn more about the water quality issues relevant to this area.
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Yes, Hull tap water is generally safe to drink. Across 27 areas tested, the average water quality score is 8.9/10. Yorkshire Water supplies Hull primarily from the chalk aquifer beneath the Yorkshire Wolds.
Yes, you can drink tap water in Hull. It is regulated to UK drinking water standards, and across 27 tested areas the average water quality score is 8.9/10. Enter your postcode for the readings in your exact area.
The most commonly flagged contaminants across Hull are Nitrate (flagged in 15 areas), Nitrite (flagged in 6 areas). No PFAS were detected.
Water in Hull has an average hardness of 336 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 Hull are HU11 (9.4/10), HU8 (9.4/10), DN14 (9.3/10).
Water in Hull is supplied by Yorkshire Water. Yorkshire Water supplies Hull primarily from the chalk aquifer beneath the Yorkshire Wolds.
No PFAS (forever chemicals) have been detected in any of the 27 areas tested in Hull.
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<script src="https://www.tapwater.uk/widget.js" async></script>Get a detailed water quality report for your exact area in Hull.