WaterHard.uk

Water Hardness in SO23 Winchester

Supplied by Severn Trent Water • Hampshire, South East

0 200 400 218 ppm
Hard
218
ppm (mg/L CaCO₃)
15.3°
Clark Degrees
12.2°
German Degrees (dH)
21.8°
French Degrees (fH)

Water Hardness in Winchester (SO23)

The water in postcode district SO23 is classified as hard with a hardness level of 218 ppm (parts per million) calcium carbonate. This is 13 ppm above 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 Winchester

At 218 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How SO23 Compares

Area Hardness PPM
SO23 Winchester
218 ppm
218 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

SO22
Winchester
217 ppm
SO24
Alresford
219 ppm

Frequently Asked Questions

What is the water hardness in SO23 Winchester?
The water in SO23 Winchester has a hardness level of 218 ppm (parts per million) calcium carbonate, classified as hard. This is 13 ppm above the UK national average of 205 ppm.
Which water company supplies SO23?
SO23 Winchester is supplied by Severn Trent Water. Severn Trent Water serves the South East region.
Is the water in SO23 safe to drink?
Yes. Hard water at 218 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 SO23?
For hard water at 218 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 218 ppm water hardness mean?
218 ppm means there are 218 parts per million of calcium carbonate dissolved in the water. This is equivalent to 15.3 Clark degrees, 12.2 German degrees, or 21.8 French degrees. Water above 180 ppm is generally considered hard.

All postcodes in Winchester • Severn Trent Water coverage • Hardest water areas • Softest water areas

Get updates for SO23

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