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Water Hardness in Coventry Zone 23

Coventry Zone 23 has hard water at 206.6 mg/l CaCO₃. This is close to the UK national average of 197.72 mg/l. You may notice limescale buildup on taps, in kettles, and around showerheads.

206.6

mg/l CaCO₃

HardUK average: 197.72 mg/l
206.6
0 (Soft)200 (Hard)400+ (Very Hard)

What Does Hard Water Mean?

With a hardness of 206.6 mg/l, Coventry Zone 23 has hard water. This level of hardness is common in areas supplied from chalk and limestone aquifers in the South East of England.

You will likely notice white limescale deposits on taps, showerheads, and inside your kettle. Over time, limescale can reduce the efficiency of boilers and heating systems, increasing energy costs. A water softener can help prevent these issues.

Water Supplier

Water Company
Severn Trent Water
Supply Zone
Coventry Zone 23
Source Type
Mixed
Treatment Works
Warwickshire Treatment Works

Full Water Quality Report for Coventry Zone 23

See all 7 water quality parameters including pH, chlorine, lead, nitrate, fluoride and more.

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Frequently Asked Questions

Is water hard in Coventry Zone 23?▾
Yes, Coventry Zone 23 has hard water at 206.6 mg/l CaCO₃, classified as "Hard". You will likely notice limescale buildup on taps, in kettles, and around showerheads. A water softener or regular descaling can help manage this.
What is the hardness of water in Coventry Zone 23?▾
The water hardness in Coventry Zone 23 is 206.6 mg/l CaCO₃ (milligrams per litre of calcium carbonate). This is classified as "Hard" on the standard UK scale and is close to the national average of 197.72 mg/l. Water is supplied by Severn Trent Water from mixed sources.
Who supplies water to Coventry Zone 23?▾
Water in Coventry Zone 23 is supplied by Severn Trent Water, which covers the West Midlands region. The water is sourced from mixed sources and treated at Warwickshire Treatment Works before distribution.
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