WaterHard.uk

Water Hardness in TW13 Feltham

Supplied by Thames Water • Greater London, London

0 200 400 277 ppm
Hard
277
ppm (mg/L CaCO₃)
19.4°
Clark Degrees
15.5°
German Degrees (dH)
27.7°
French Degrees (fH)

Water Hardness in Feltham (TW13)

The water in postcode district TW13 is classified as hard with a hardness level of 277 ppm (parts per million) calcium carbonate. This is 72 ppm above the UK national average of 205 ppm.

Your water is supplied by Thames Water, which serves the London 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 Feltham

At 277 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How TW13 Compares

Area Hardness PPM
TW13 Feltham
277 ppm
277 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

TW12
Hampton
276 ppm
TW14
Feltham
278 ppm
TW15
Ashford
279 ppm

Frequently Asked Questions

What is the water hardness in TW13 Feltham?
The water in TW13 Feltham has a hardness level of 277 ppm (parts per million) calcium carbonate, classified as hard. This is 72 ppm above the UK national average of 205 ppm.
Which water company supplies TW13?
TW13 Feltham is supplied by Thames Water. Thames Water serves the London region.
Is the water in TW13 safe to drink?
Yes. Hard water at 277 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 TW13?
For hard water at 277 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 277 ppm water hardness mean?
277 ppm means there are 277 parts per million of calcium carbonate dissolved in the water. This is equivalent to 19.4 Clark degrees, 15.5 German degrees, or 27.7 French degrees. Water above 180 ppm is generally considered hard.

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

Get updates for TW13

We'll notify you when Thames Water reports changes to water hardness in your area.