Is Chester Water Hard or Soft?

Slightly Hard at 62 ppm • Cheshire, North West

Slightly Hard

The average water hardness in Chester is 62 ppm, classified as slightly hard. Chester is served by United Utilities, covering 24 postcode districts across Cheshire in the North West region.

Hardness varies across the area — see the table below for a breakdown by postcode district.

Water Hardness by Postcode in Chester

Postcode	Water Company	Hardness	PPM	Level
CH66	United Utilities	113 ppm	113 ppm	Slightly Hard
CH65	United Utilities	112 ppm	112 ppm	Slightly Hard
CH64	United Utilities	111 ppm	111 ppm	Slightly Hard
CH63	United Utilities	110 ppm	110 ppm	Slightly Hard
CH62	United Utilities	109 ppm	109 ppm	Slightly Hard
CH61	United Utilities	108 ppm	108 ppm	Slightly Hard
CH60	United Utilities	107 ppm	107 ppm	Slightly Hard
CH49	United Utilities	50 ppm	50 ppm	Soft
CH48	United Utilities	49 ppm	49 ppm	Soft
CH47	United Utilities	48 ppm	48 ppm	Soft
CH46	United Utilities	47 ppm	47 ppm	Soft
CH45	United Utilities	46 ppm	46 ppm	Soft
CH44	United Utilities	45 ppm	45 ppm	Soft
CH43	United Utilities	44 ppm	44 ppm	Soft
CH42	United Utilities	43 ppm	43 ppm	Soft
CH41	United Utilities	42 ppm	42 ppm	Soft
CH8	United Utilities	42 ppm	42 ppm	Soft
CH7	United Utilities	41 ppm	41 ppm	Soft
CH6	United Utilities	40 ppm	40 ppm	Soft
CH5	United Utilities	39 ppm	39 ppm	Soft
CH4	United Utilities	38 ppm	38 ppm	Soft
CH3	United Utilities	37 ppm	37 ppm	Soft
CH2	United Utilities	36 ppm	36 ppm	Soft
CH1	United Utilities	35 ppm	35 ppm	Soft

Water Companies Serving Chester

United Utilities

Average hardness: 77 ppm (Slightly Hard) • 242 postcodes served

Water Hardness Guides

What Is Water Hardness? Effects Solutions Water Softeners Limescale Removal

Test Your Water in Chester

At 62 ppm, your water is slightly hard. A home testing kit lets you verify the exact hardness and check for other contaminants.

SJ WAVE 16-in-1 Water Testing Kit

From ~£10

Quick home water test strips — checks hardness, pH, chlorine, lead, and 12 other parameters. Results in 60 seconds. 100 strips per pack.

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