WaterHard.uk

Water Hardness in SW16 London

Supplied by Thames Water • Greater London, London

0 200 400 299 ppm
Hard
299
ppm (mg/L CaCO₃)
20.9°
Clark Degrees
16.8°
German Degrees (dH)
29.9°
French Degrees (fH)

Water Hardness in London (SW16)

The water in postcode district SW16 is classified as hard with a hardness level of 299 ppm (parts per million) calcium carbonate. This is 94 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 London

At 299 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How SW16 Compares

Area Hardness PPM
SW16 London
299 ppm
299 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

SW15
London
298 ppm
SW17
London
300 ppm
SW18
London
301 ppm

Frequently Asked Questions

What is the water hardness in SW16 London?
The water in SW16 London has a hardness level of 299 ppm (parts per million) calcium carbonate, classified as hard. This is 94 ppm above the UK national average of 205 ppm.
Which water company supplies SW16?
SW16 London is supplied by Thames Water. Thames Water serves the London region.
Is the water in SW16 safe to drink?
Yes. Hard water at 299 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 SW16?
For hard water at 299 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 299 ppm water hardness mean?
299 ppm means there are 299 parts per million of calcium carbonate dissolved in the water. This is equivalent to 20.9 Clark degrees, 16.8 German degrees, or 29.9 French degrees. Water above 180 ppm is generally considered hard.

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