WaterWater Hardness in East Sussex
South East • 30 postcode districts • 1 towns
Water Hardness Across East Sussex
The average water hardness in East Sussex is 271 ppm, classified as hard. Across 30 postcode districts in the South East region, hardness ranges from 217 ppm to 321 ppm.
East Sussex is served by Southern Water. With hard water, residents may benefit from a <a href="/water-softener-guide/">water softener</a> to reduce limescale and protect appliances.
Towns in East Sussex
| Town | Avg Hardness | PPM | Level |
|---|---|---|---|
| Brighton | 271 ppm | Hard |
Water Companies in East Sussex
All Postcodes in East Sussex
| Postcode | Town | Hardness | PPM | Level |
|---|---|---|---|---|
| BN45 | Brighton | 321 ppm | Very Hard | |
| BN44 | Steyning | 320 ppm | Very Hard | |
| BN43 | Shoreham By Sea | 319 ppm | Very Hard | |
| BN42 | Brighton | 318 ppm | Very Hard | |
| BN41 | Brighton | 317 ppm | Very Hard | |
| BN9 | Newhaven | 317 ppm | Very Hard | |
| BN8 | Lewes | 316 ppm | Very Hard | |
| BN7 | Lewes | 315 ppm | Very Hard | |
| BN6 | Hassocks | 314 ppm | Very Hard | |
| BN5 | Henfield | 313 ppm | Very Hard | |
| BN3 | Hove | 311 ppm | Very Hard | |
| BN2 | Brighton | 310 ppm | Very Hard | |
| BN1 | Brighton | 309 ppm | Very Hard | |
| BN27 | Hailsham | 257 ppm | Hard | |
| BN26 | Polegate | 256 ppm | Hard | |
| BN25 | Seaford | 255 ppm | Hard | |
| BN24 | Pevensey | 254 ppm | Hard | |
| BN23 | Eastbourne | 253 ppm | Hard | |
| BN22 | Eastbourne | 252 ppm | Hard | |
| BN21 | Eastbourne | 251 ppm | Hard | |
| BN20 | Eastbourne | 250 ppm | Hard | |
| BN18 | Arundel | 225 ppm | Hard | |
| BN17 | Littlehampton | 224 ppm | Hard | |
| BN16 | Littlehampton | 223 ppm | Hard | |
| BN15 | Lancing | 222 ppm | Hard | |
| BN14 | Worthing | 221 ppm | Hard | |
| BN13 | Worthing | 220 ppm | Hard | |
| BN12 | Worthing | 219 ppm | Hard | |
| BN11 | Worthing | 218 ppm | Hard | |
| BN10 | Peacehaven | 217 ppm | Hard |
Recommended Products for East Sussex
Top picks for households in hard water areas across East Sussex.
Water2Buy W2B200 Water Softener
From ~£400Best-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.
View on AmazonPhilips AWP1775 Shower Filter
From ~£30Instant improvement for skin and hair. Reduces chlorine and limescale at the showerhead — no plumbing needed. A good first step before committing to a full softener.
View on AmazonHard Water Guides
Learn more about water hardness and how to manage it.
All counties in South East • Hardest water areas • Softest water areas • Hard water solutions
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