WaterHard.uk

Water Hardness in SM6 Wallington

Supplied by SES Water • Greater London, London

241 PPM 0 200 400
Hard
241
ppm (mg/L CaCO₃)
16.9°
Clark Degrees
13.5°
German Degrees (dH)
24.1°
French Degrees (fH)

Water Hardness in Wallington (SM6)

The water in postcode district SM6 is classified as hard with a hardness level of 241 ppm (parts per million) calcium carbonate. This is 34 ppm above the UK national average of 207 ppm.

Your water is supplied by SES Water, which serves the London region. SES 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 Wallington

At 241 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

Water2Buy W2B200 Water Softener

From ~£400

Best-value whole-house ion-exchange softener for UK homes. Eliminates limescale from pipes, boilers, and appliances. Digital metered regeneration — low salt use. 7-year warranty, suits 1–4 people.

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Philips AWP1775 Shower Filter

From ~£30

Instant improvement for skin and hair. Reduces chlorine and limescale at the showerhead — no plumbing needed. KDF filtration, cartridge lasts ~6 months. A great first step in a hard water area.

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BRITA Marella Water Filter Jug

From ~£20

UK's best-selling filter jug. Reduces limescale, chlorine, and metals for better-tasting tap water. Quick first step alongside a softener.

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How SM6 Compares

Area Hardness PPM
SM6 Wallington
241 ppm
241 ppm
UK National Average
207 ppm
207 ppm

Nearby Areas

SM5
Carshalton
240 ppm
SM7
Banstead
242 ppm

Frequently Asked Questions

What is the water hardness in SM6 Wallington?
The water in SM6 Wallington has a hardness level of 241 ppm (parts per million) calcium carbonate, classified as hard. This is 34 ppm above the UK national average of 207 ppm.
Which water company supplies SM6?
SM6 Wallington is supplied by SES Water. SES Water serves the London region.
Is the water in SM6 safe to drink?
Yes. Hard water at 241 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 SM6?
For hard water at 241 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 241 ppm water hardness mean?
241 ppm means there are 241 parts per million of calcium carbonate dissolved in the water. This is equivalent to 16.9 Clark degrees, 13.5 German degrees, or 24.1 French degrees. Water above 180 ppm is generally considered hard.

Learn More

All postcodes in Wallington SES Water coverage Hard water effects on your home Solutions for hard water

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