WaterHard.uk

Water Hardness in SW8 London

Supplied by Thames Water • Greater London, London

0 200 400 314 ppm
Very Hard
314
ppm (mg/L CaCO₃)
22°
Clark Degrees
17.6°
German Degrees (dH)
31.4°
French Degrees (fH)

Water Hardness in London (SW8)

The water in postcode district SW8 is classified as very hard with a hardness level of 314 ppm (parts per million) calcium carbonate. This is 109 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 Very Hard Water Mean for Your Home?

  • ! Heavy limescale requiring frequent descaling
  • ! Blocked showerheads and reduced water flow
  • ! Substantially higher energy bills from boiler scale
  • ! Dry, itchy skin and lifeless hair
  • ! White crusty deposits on taps and surfaces
  • ! Reduced lifespan of washing machines and dishwashers

Solutions for Hard Water in London

At 314 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How SW8 Compares

Area Hardness PPM
SW8 London
314 ppm
314 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

SW7
London
313 ppm
SW9
London
315 ppm
SW10
London
293 ppm

Frequently Asked Questions

What is the water hardness in SW8 London?
The water in SW8 London has a hardness level of 314 ppm (parts per million) calcium carbonate, classified as very hard. This is 109 ppm above the UK national average of 205 ppm.
Which water company supplies SW8?
SW8 London is supplied by Thames Water. Thames Water serves the London region.
Is the water in SW8 safe to drink?
Yes. Very Hard water at 314 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 SW8?
For very hard water at 314 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 314 ppm water hardness mean?
314 ppm means there are 314 parts per million of calcium carbonate dissolved in the water. This is equivalent to 22 Clark degrees, 17.6 German degrees, or 31.4 French degrees. Water above 180 ppm is generally considered hard.

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