Water Hardness in Stoke-on-Trent

Stoke-on-Trent has moderately hard water at 156.8 mg/l CaCO₃. This is below the UK national average of 197.72 mg/l. Some limescale may occur but it is usually manageable.

156.8

mg/l CaCO₃

Moderately HardUK average: 197.72 mg/l
156.8
0 (Soft)200 (Hard)400+ (Very Hard)

What Does Moderately Hard Water Mean?

At 156.8 mg/l, Stoke-on-Trent has moderately hard water. This is a moderate level that may cause some limescale in high-use areas like kettles and showerheads.

Regular descaling of kettles and appliances should be sufficient to manage any buildup. A whole-house water softener is optional at this level but may still be beneficial.

Water Supplier

Water Company
Severn Trent Water
Supply Zone
Stoke-on-Trent Zone 2
Source Type
Mixed
Treatment Works
Staffordshire Treatment Works

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Frequently Asked Questions

Is water hard in Stoke-on-Trent?
Stoke-on-Trent has moderately hard water at 156.8 mg/l CaCO₃, classified as "Moderately Hard". Some limescale may occur but it is usually manageable with regular cleaning.
What is the hardness of water in Stoke-on-Trent?
The water hardness in Stoke-on-Trent is 156.8 mg/l CaCO₃ (milligrams per litre of calcium carbonate). This is classified as "Moderately Hard" on the standard UK scale and is below the national average of 197.72 mg/l. Water is supplied by Severn Trent Water from mixed sources.
Who supplies water to Stoke-on-Trent?
Water in Stoke-on-Trent is supplied by Severn Trent Water, which covers the West Midlands region. The water is sourced from mixed sources and treated at Staffordshire Treatment Works before distribution.
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