WaterHard.uk

Water Hardness in SO17 Southampton

Supplied by Severn Trent Water • Hampshire, South East

0 200 400 189 ppm
Hard
189
ppm (mg/L CaCO₃)
13.2°
Clark Degrees
10.6°
German Degrees (dH)
18.9°
French Degrees (fH)

Water Hardness in Southampton (SO17)

The water in postcode district SO17 is classified as hard with a hardness level of 189 ppm (parts per million) calcium carbonate. This is 16 ppm below the UK national average of 205 ppm.

Your water is supplied by Severn Trent Water, which serves the South East region. Severn Trent 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 Southampton

At 189 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How SO17 Compares

Area Hardness PPM
SO17 Southampton
189 ppm
189 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

SO16
Southampton
188 ppm
SO18
Southampton
190 ppm
SO19
Southampton
191 ppm

Frequently Asked Questions

What is the water hardness in SO17 Southampton?
The water in SO17 Southampton has a hardness level of 189 ppm (parts per million) calcium carbonate, classified as hard. This is 16 ppm below the UK national average of 205 ppm.
Which water company supplies SO17?
SO17 Southampton is supplied by Severn Trent Water. Severn Trent Water serves the South East region.
Is the water in SO17 safe to drink?
Yes. Hard water at 189 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 SO17?
For hard water at 189 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 189 ppm water hardness mean?
189 ppm means there are 189 parts per million of calcium carbonate dissolved in the water. This is equivalent to 13.2 Clark degrees, 10.6 German degrees, or 18.9 French degrees. Water above 180 ppm is generally considered hard.

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