WaterHard.uk

Water Hardness in NN1 Northampton

Supplied by Anglian Water • Northamptonshire, East Midlands

0 200 400 290 ppm
Hard
290
ppm (mg/L CaCO₃)
20.3°
Clark Degrees
16.2°
German Degrees (dH)
29°
French Degrees (fH)

Water Hardness in Northampton (NN1)

The water in postcode district NN1 is classified as hard with a hardness level of 290 ppm (parts per million) calcium carbonate. This is 85 ppm above the UK national average of 205 ppm.

Your water is supplied by Anglian Water, which serves the East Midlands region. Anglian 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 Northampton

At 290 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

How NN1 Compares

Area Hardness PPM
NN1 Northampton
290 ppm
290 ppm
UK National Average
205 ppm
205 ppm

Nearby Areas

NN2
Northampton
291 ppm
NN3
Northampton
292 ppm

Frequently Asked Questions

What is the water hardness in NN1 Northampton?
The water in NN1 Northampton has a hardness level of 290 ppm (parts per million) calcium carbonate, classified as hard. This is 85 ppm above the UK national average of 205 ppm.
Which water company supplies NN1?
NN1 Northampton is supplied by Anglian Water. Anglian Water serves the East Midlands region.
Is the water in NN1 safe to drink?
Yes. Hard water at 290 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 NN1?
For hard water at 290 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 290 ppm water hardness mean?
290 ppm means there are 290 parts per million of calcium carbonate dissolved in the water. This is equivalent to 20.3 Clark degrees, 16.2 German degrees, or 29 French degrees. Water above 180 ppm is generally considered hard.

All postcodes in Northampton • Anglian Water coverage • Hardest water areas • Softest water areas

Get updates for NN1

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