Check Your Water Hardness

💧 Check Your Water

Enter your postcode to discover your water hardness level

Understanding Hard Water in the UK

Hard water affects over 60% of UK homes, causing limescale buildup, dry skin, dull hair, and increased energy bills. Use our interactive checker above to find your exact water hardness level.

UK Water Hardness by Region

Very Hard Water Areas (300+ mg/l CaCO₃)

  • East Anglia (Norfolk, Suffolk, Cambridgeshire)
  • East Midlands (Lincolnshire, Nottinghamshire, Leicestershire, Derbyshire)
  • South East England (Kent, Sussex, Surrey, parts of London)
  • Thames Valley (Oxfordshire, Buckinghamshire, Hertfordshire)

Hard Water Areas (200-300 mg/l CaCO₃)

  • Yorkshire and Humberside
  • Gloucestershire and the Cotswolds
  • West Midlands (Birmingham, Coventry)

Soft Water Areas (0-100 mg/l CaCO₃)

  • North West England (Manchester, Liverpool, Lancashire)
  • North East England (Newcastle, Durham)
  • Scotland (most areas)
  • Wales (most areas)
  • South West England (Cornwall, Devon)

Signs You Have Hard Water

  • White limescale deposits on taps, kettles, and showerheads
  • Soap doesn't lather easily
  • Dry, itchy skin after showering
  • Dull, lifeless hair
  • Higher energy bills (limescale reduces efficiency by up to 25%)
  • Frequent appliance breakdowns
  • Cloudy glasses after washing

Your Water Solutions

For Whole-Home Protection
Our water softeners remove calcium and magnesium, preventing limescale throughout your entire home.

For Comprehensive Filtration
Our whole house filters remove chlorine, heavy metals, and sediment while reducing hardness minerals.

For Ultra-Pure Drinking Water
Explore our reverse osmosis systems for crystal-clear drinking water.

Not sure which solution is right for you? Contact our team for a free water assessment.

Choose the option that sounds most like your home and we'll point you towards the right water treatment system.
Water softener for limescale and hard water problems

I want to stop limescale and hard water problems

If you have white marks on taps, a scaled-up kettle, dry-feeling water, or poor soap lather, a water softener is usually the best solution.
Shop Water Softeners
Water filter for better-tasting tap water

I want better-tasting tap water

If you want fresher, cleaner-tasting drinking water from your kitchen tap, an under-sink or whole-house water filter is a great choice.
Shop Water Filters
Reverse osmosis system for ultra-pure drinking water

I want ultra-pure drinking water

If you want a higher level of drinking-water purification for drinking and cooking, a reverse osmosis system is the best option.
Shop Reverse Osmosis

Looking for Something Different?

While water softeners, water filters and reverse osmosis systems are the most popular solutions for improving water quality at home, they're not the only options available.

At East Midlands Water, we also supply a range of specialist water treatment products including whole-house filtration systems, scale inhibitors, ultraviolet (UV) disinfection systems, iron and manganese removal systems, replacement filter cartridges, water testing kits, accessories and commercial water treatment solutions.

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