Water hardness

NG8 Nottingham

Harder than the UK average. Expect visible limescale on kettles and taps.

At 268 ppm, Nottingham sits among the UK's hardest water areas — compare it against the softest areas.

Hard 268 ppm East Midlands Severn Trent Water
Your reading
268
parts per million
Soft
Moderate
Hard
Very hard
0100200300400+

What this means for your home

Based on 268 ppm in Nottingham (hard water).

  • 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
Heat loss
8%
Moderate scaling
Softener salt
£15–26
per year
Worth it?
Yes
at 268 ppm
Suggested for hard water
Whole-house water softener
Best long-term protection for boilers and pipes.
From £600 installed
Shower head filter
A simple first step for limescale on tiles and glass.
From £25
Filter jug or under-sink
Improves taste and reduces kettle scale.
From £20
Softening

Should you soften the water in Nottingham?

A verdict and running-cost estimate based on NG8's 268 ppm reading, for a typical 4-person household.

Softener recommended

Water is hard to very hard, so appliance, scale and soap savings typically pay back a softener within a few years.

Recommended size
24k
grain capacity, regenerates ~every 10 days
Salt running cost
£15–26
per year (~55 kg salt)
Limescale
8%
est. heater efficiency loss. Moderate scaling
Soap saving
Moderate
Noticeable saving: soaps lather more easily, cutting detergent use.

Appliance impact at 268 ppm: noticeable: boiler/dishwasher life cut without descaling. Sized for a 4-person home; regenerates roughly every 10 days (estimate). Figures are conservative estimates and vary with household size and usage.

Water quality details

Hardness data for NG8

Sourced from Severn Trent Water's published water-quality reports and public records.

Hardness measurements

Parts per million (ppm CaCO₃)268
Degrees Clark (°Clark)18.8
Degrees French (°fH)26.8
Degrees German (°dH)15
Calcium (mg/L Ca²⁺)107

Supplier and area

Water supplier Severn Trent Water
Region East Midlands
County Nottinghamshire
Hardness band Hard
UK average 207 ppm
Visit Severn Trent Water page
Official source
Severn Trent Water water-hardness report

Enter your postcode and pick a timeframe to see your area's measured water quality including hardness, with a downloadable PDF report.

Nearby

Other areas near Nottingham

NG7
Nottingham
267ppm
Hard
NG9
Nottingham
269ppm
Hard
NG10
Nottingham
233ppm
Hard
FAQ

Common questions about NG8

What is the water hardness in NG8 Nottingham?
The water in NG8 Nottingham has a hardness level of 268 ppm (parts per million) calcium carbonate, classified as hard. This is 61 ppm above the UK national average of 207 ppm.
Which water company supplies NG8?
NG8 Nottingham is supplied by Severn Trent Water. Severn Trent Water serves the East Midlands region.
Is the water in NG8 safe to drink?
Yes. Hard water at 268 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 NG8?
For hard water at 268 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 268 ppm water hardness mean?
268 ppm means there are 268 parts per million of calcium carbonate dissolved in the water. This is equivalent to 18.8 Clark degrees, 15 German degrees, or 26.8 French degrees. Water above 180 ppm is generally considered hard.
What size water softener do I need in NG8?
For a typical 4-person home at 268 ppm, a 24,000 grain softener is a sensible size. It would regenerate roughly every 10 days. Larger households or higher daily use need a bigger unit. These figures are conservative estimates.
How much does it cost to run a water softener in NG8?
At 268 ppm, expect to use about 55 kg of salt a year, costing roughly £15–£26/year. Water is hard to very hard, so appliance, scale and soap savings typically pay back a softener within a few years.

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