WaterHard.uk

Water Hardness in BN45 Brighton

Supplied by Southern Water • East Sussex, South East

321 PPM 0 200 400
Very Hard
321
ppm (mg/L CaCO₃)
22.5°
Clark Degrees
18°
German Degrees (dH)
32.1°
French Degrees (fH)

Water Hardness in Brighton (BN45)

The water in postcode district BN45 is classified as very hard with a hardness level of 321 ppm (parts per million) calcium carbonate. This is 114 ppm above the UK national average of 207 ppm.

Your water is supplied by Southern Water, which serves the South East region. Southern Water draws water from sources that naturally contain dissolved minerals, primarily calcium and magnesium compounds.

What Does Very Hard Water Mean for Your Home?

  • ! Heavy limescale requiring frequent descaling
  • ! Blocked showerheads and reduced water flow
  • ! Substantially higher energy bills from boiler scale
  • ! Dry, itchy skin and lifeless hair
  • ! White crusty deposits on taps and surfaces
  • ! Reduced lifespan of washing machines and dishwashers

Solutions for Hard Water in Brighton

At 321 ppm, you may benefit from a water softener or filter to reduce limescale and improve water quality.

View Solutions Water Softener Guide

Water2Buy W2B200 Water Softener

From ~£400

Best-value whole-house ion-exchange softener for UK homes. Eliminates limescale from pipes, boilers, and appliances. Digital metered regeneration — low salt use. 7-year warranty, suits 1–4 people.

View on Amazon

Philips AWP1775 Shower Filter

From ~£30

Instant improvement for skin and hair. Reduces chlorine and limescale at the showerhead — no plumbing needed. KDF filtration, cartridge lasts ~6 months. A great first step in a hard water area.

View on Amazon

BRITA Marella Water Filter Jug

From ~£20

UK's best-selling filter jug. Reduces limescale, chlorine, and metals for better-tasting tap water. Quick first step alongside a softener.

View on Amazon

How BN45 Compares

Area Hardness PPM
BN45 Brighton
321 ppm
321 ppm
UK National Average
207 ppm
207 ppm

Nearby Areas

BN44
Steyning
320 ppm

Frequently Asked Questions

What is the water hardness in BN45 Brighton?
The water in BN45 Brighton has a hardness level of 321 ppm (parts per million) calcium carbonate, classified as very hard. This is 114 ppm above the UK national average of 207 ppm.
Which water company supplies BN45?
BN45 Brighton is supplied by Southern Water. Southern Water serves the South East region.
Is the water in BN45 safe to drink?
Yes. Very Hard water at 321 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 BN45?
For very hard water at 321 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 321 ppm water hardness mean?
321 ppm means there are 321 parts per million of calcium carbonate dissolved in the water. This is equivalent to 22.5 Clark degrees, 18 German degrees, or 32.1 French degrees. Water above 180 ppm is generally considered hard.

Learn More

All postcodes in Brighton Southern Water coverage Hard water effects on your home Solutions for hard water

Get updates for BN45

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