What is the water hardness in Chester?

Between 89 and 124 mg/L depending on the district, with a median of 95. The hardest measured district is CH29 at 124 mg/L and the softest is CH65 at 89. Figures come from water company drinking-water tests, with postcode-area estimates for districts that have no reading of their own.

Do I need a water softener in Chester?

Usually not. At a median of 95 mg/L limescale is a minor issue in Chester. A filter jug or a shower filter covers the everyday effects. Only districts at 180 mg/L or above are worth a softener quote.

Is Chester a hard water area?

No. Tap water across the CH postcode area is moderately soft, with little limescale to speak of, with a median of 95 mg/L calcium carbonate. It ranges from 89 mg/L in CH65 to 124 mg/L in CH29, from 26 districts with their own water company reading and 8 estimated from the area.

Soft
Moderately soft
Slightly hard
Hard
Very hard

Hardness in mg/L as calcium carbonate, the scale UK water companies report in.

Hardness by CH district

Hardest first. Hard starts at 180 mg/L, very hard at 250. Districts marked with an asterisk take the area's median rather than a reading of their own.

District	Area	mg/L	Hardness
CH29	Wirral	124	moderately hard
CH46	Wirral	124	moderately hard
CH47	Wirral	124	moderately hard
CH28	Wirral	124	moderately hard
CH44	Wirral	100	moderately soft
CH32	Wirral	100	moderately soft
CH41	Wirral	100	moderately soft
CH25	Wirral	100	moderately soft
CH66	Cheshire West and Chester	98	moderately soft
CH27	Wirral	96	moderately soft
CH45	Wirral	96	moderately soft
CH31	Wirral	95	moderately soft
CH49	Wirral	95	moderately soft
CH61	Wirral	95	moderately soft
CH4*	Flintshire	95	moderately soft
CH2*	Cheshire West and Chester	95	moderately soft
CH8*	Flintshire	95	moderately soft
CH48	Wirral	95	moderately soft
CH1*	Cheshire West and Chester	95	moderately soft
CH43	Wirral	95	moderately soft
CH60	Wirral	95	moderately soft
CH6*	Flintshire	95	moderately soft
CH3*	Cheshire West and Chester	95	moderately soft
CH5*	Flintshire	95	moderately soft
CH7*	Flintshire	95	moderately soft
CH26	Wirral	95	moderately soft
CH30	Wirral	95	moderately soft
CH42	Wirral	92	moderately soft
CH62	Wirral	92	moderately soft
CH63	Wirral	92	moderately soft
CH33	Cheshire West and Chester	89	moderately soft
CH34	Cheshire West and Chester	89	moderately soft
CH64	Cheshire West and Chester	89	moderately soft
CH65	Cheshire West and Chester	89	moderately soft

You do not need a softener in Chester.

At 95 mg/L the practical effects are minor. If you notice anything, it is usually chlorine rather than hardness: a shower filter or a filter jug deals with that.

Check your exact postcode

The area figure is a median. Your district can sit anywhere between 89 and 124 mg/L.

Nearby areas

Is Chester a hard water area?: No. The median hardness across CH postcode districts is 95 mg/L calcium carbonate, which is moderately soft. 0% of the 34 districts we hold readings for are hard or very hard (180 mg/L and above).
What is the water hardness in Chester?: Between 89 and 124 mg/L depending on the district, with a median of 95. The hardest measured district is CH29 at 124 mg/L and the softest is CH65 at 89. Figures come from water company drinking-water tests, with postcode-area estimates for districts that have no reading of their own.
Do I need a water softener in Chester?: Usually not. At a median of 95 mg/L limescale is a minor issue in Chester. A filter jug or a shower filter covers the everyday effects. Only districts at 180 mg/L or above are worth a softener quote.

Hardness as mg/L calcium carbonate from water company drinking-water tests and postcode checkers. See the UK hardness map for every area.