WaterHard.uk

Water Hardness in GU20 Windlesham

Supplied by Thames Water • Surrey, South East

0 200 400 295 ppm
Hard
295
ppm (mg/L CaCO₃)
20.6°
Clark Degrees
16.5°
German Degrees (dH)
29.5°
French Degrees (fH)

Water Hardness in Windlesham (GU20)

The water in postcode district GU20 is classified as hard with a hardness level of 295 ppm (parts per million) calcium carbonate. This is 90 ppm above the UK national average of 205 ppm.

Your water is supplied by Thames Water, which serves the South East region. Thames Water draws water from sources that naturally contain dissolved minerals, primarily calcium and magnesium compounds.

What Does Hard Water Mean for Your Home?

  • ! Significant limescale buildup in kettles, pipes and boilers
  • ! Soap scum on shower screens and taps
  • ! Higher energy bills from scale in heating elements
  • ! Dry skin and dull hair after washing
  • ! White residue on dishes and glassware

Solutions for Hard Water in Windlesham

At 295 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How GU20 Compares

Area Hardness PPM
GU20 Windlesham
295 ppm
295 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

GU19
Bagshot
271 ppm
GU21
Woking
296 ppm
GU22
Woking
297 ppm

Frequently Asked Questions

What is the water hardness in GU20 Windlesham?
The water in GU20 Windlesham has a hardness level of 295 ppm (parts per million) calcium carbonate, classified as hard. This is 90 ppm above the UK national average of 205 ppm.
Which water company supplies GU20?
GU20 Windlesham is supplied by Thames Water. Thames Water serves the South East region.
Is the water in GU20 safe to drink?
Yes. Hard water at 295 ppm is safe to drink. Water hardness affects taste and can cause limescale, but it is not a health risk. In fact, hard water contains beneficial minerals like calcium and magnesium.
How can I reduce water hardness in GU20?
For hard water at 295 ppm, a whole-house water softener is the most effective solution. You can also use a jug filter for drinking water, descaling products for appliances, and a shower filter for better skin and hair.
What does 295 ppm water hardness mean?
295 ppm means there are 295 parts per million of calcium carbonate dissolved in the water. This is equivalent to 20.6 Clark degrees, 16.5 German degrees, or 29.5 French degrees. Water above 180 ppm is generally considered hard.

All postcodes in Windlesham • Thames Water coverage • Hardest water areas • Softest water areas

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