WaterHard.uk

Water Hardness in RM17 Grays

Supplied by Thames Water • Greater London, London

0 200 400 337 ppm
Very Hard
337
ppm (mg/L CaCO₃)
23.6°
Clark Degrees
18.9°
German Degrees (dH)
33.7°
French Degrees (fH)

Water Hardness in Grays (RM17)

The water in postcode district RM17 is classified as very hard with a hardness level of 337 ppm (parts per million) calcium carbonate. This is 132 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 Grays

At 337 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How RM17 Compares

Area Hardness PPM
RM17 Grays
337 ppm
337 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

RM16
Grays
336 ppm
RM18
Tilbury
338 ppm
RM19
Purfleet On Thames
339 ppm

Frequently Asked Questions

What is the water hardness in RM17 Grays?
The water in RM17 Grays has a hardness level of 337 ppm (parts per million) calcium carbonate, classified as very hard. This is 132 ppm above the UK national average of 205 ppm.
Which water company supplies RM17?
RM17 Grays is supplied by Thames Water. Thames Water serves the London region.
Is the water in RM17 safe to drink?
Yes. Very Hard water at 337 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 RM17?
For very hard water at 337 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 337 ppm water hardness mean?
337 ppm means there are 337 parts per million of calcium carbonate dissolved in the water. This is equivalent to 23.6 Clark degrees, 18.9 German degrees, or 33.7 French degrees. Water above 180 ppm is generally considered hard.

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

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