Water Hardness in Kent

Towns in Kent

Town	Avg Hardness	PPM	Level
Canterbury	255 ppm	255 ppm	Hard
Tunbridge Wells	253 ppm	253 ppm	Hard
Rochester	223 ppm	223 ppm	Hard

Water Companies in Kent

Southern Water

Average: 263 ppm (Hard)

All Postcodes in Kent

Postcode	Town	Hardness	PPM	Level
TN10	Tonbridge	350 ppm	350 ppm	Very Hard
TN40	Bexhill On Sea	298 ppm	298 ppm	Hard
CT21	Hythe	291 ppm	291 ppm	Hard
CT20	Folkestone	290 ppm	290 ppm	Hard
TN9	Tonbridge	289 ppm	289 ppm	Hard
TN8	Edenbridge	288 ppm	288 ppm	Hard
TN7	Hartfield	287 ppm	287 ppm	Hard
TN6	Crowborough	286 ppm	286 ppm	Hard
TN5	Wadhurst	285 ppm	285 ppm	Hard
TN4	Tunbridge Wells	284 ppm	284 ppm	Hard
TN3	Tunbridge Wells	283 ppm	283 ppm	Hard
TN2	Tunbridge Wells	282 ppm	282 ppm	Hard
TN1	Tunbridge Wells	281 ppm	281 ppm	Hard
TN39	Bexhill On Sea	274 ppm	274 ppm	Hard
TN38	St Leonards On Sea	273 ppm	273 ppm	Hard
TN37	St Leonards On Sea	272 ppm	272 ppm	Hard
TN36	Winchelsea	271 ppm	271 ppm	Hard
TN35	Hastings	270 ppm	270 ppm	Hard
TN34	Hastings	269 ppm	269 ppm	Hard
TN33	Battle	268 ppm	268 ppm	Hard
TN32	Robertsbridge	267 ppm	267 ppm	Hard
CT19	Folkestone	266 ppm	266 ppm	Hard
TN31	Rye	266 ppm	266 ppm	Hard
CT18	Folkestone	265 ppm	265 ppm	Hard
TN30	Tenterden	265 ppm	265 ppm	Hard
CT17	Dover	264 ppm	264 ppm	Hard
CT16	Dover	263 ppm	263 ppm	Hard
CT15	Dover	262 ppm	262 ppm	Hard
CT14	Deal	261 ppm	261 ppm	Hard
CT13	Sandwich	260 ppm	260 ppm	Hard
CT12	Ramsgate	259 ppm	259 ppm	Hard
CT11	Ramsgate	258 ppm	258 ppm	Hard
CT10	Broadstairs	257 ppm	257 ppm	Hard
ME20	Aylesford	253 ppm	253 ppm	Hard
CT9	Margate	245 ppm	245 ppm	Hard
CT8	Westgate On Sea	244 ppm	244 ppm	Hard
CT7	Birchington	243 ppm	243 ppm	Hard
CT6	Herne Bay	242 ppm	242 ppm	Hard
CT5	Whitstable	241 ppm	241 ppm	Hard
TN29	Romney Marsh	241 ppm	241 ppm	Hard
CT4	Canterbury	240 ppm	240 ppm	Hard
TN28	New Romney	240 ppm	240 ppm	Hard
CT3	Canterbury	239 ppm	239 ppm	Hard
TN27	Ashford	239 ppm	239 ppm	Hard
CT2	Canterbury	238 ppm	238 ppm	Hard
TN26	Ashford	238 ppm	238 ppm	Hard
CT1	Canterbury	237 ppm	237 ppm	Hard
TN25	Ashford	237 ppm	237 ppm	Hard
TN24	Ashford	236 ppm	236 ppm	Hard
TN23	Ashford	235 ppm	235 ppm	Hard
TN22	Uckfield	234 ppm	234 ppm	Hard
TN21	Heathfield	233 ppm	233 ppm	Hard
TN20	Mayfield	232 ppm	232 ppm	Hard
ME19	West Malling	229 ppm	229 ppm	Hard
ME18	Maidstone	228 ppm	228 ppm	Hard
ME17	Maidstone	227 ppm	227 ppm	Hard
ME16	Maidstone	226 ppm	226 ppm	Hard
ME15	Maidstone	225 ppm	225 ppm	Hard
ME14	Maidstone	224 ppm	224 ppm	Hard
ME13	Faversham	223 ppm	223 ppm	Hard
ME12	Sheerness	222 ppm	222 ppm	Hard
ME11	Queenborough	221 ppm	221 ppm	Hard
ME9	Sittingbourne	221 ppm	221 ppm	Hard
ME10	Sittingbourne	220 ppm	220 ppm	Hard
ME8	Gillingham	220 ppm	220 ppm	Hard
ME7	Gillingham	219 ppm	219 ppm	Hard
ME6	Snodland	218 ppm	218 ppm	Hard
ME5	Chatham	217 ppm	217 ppm	Hard
ME4	Chatham	216 ppm	216 ppm	Hard
ME3	Rochester	215 ppm	215 ppm	Hard
ME2	Rochester	214 ppm	214 ppm	Hard
ME1	Rochester	213 ppm	213 ppm	Hard
TN19	Etchingham	208 ppm	208 ppm	Hard
TN18	Cranbrook	207 ppm	207 ppm	Hard
TN17	Cranbrook	206 ppm	206 ppm	Hard
TN16	Westerham	205 ppm	205 ppm	Hard
TN15	Sevenoaks	204 ppm	204 ppm	Hard
TN14	Sevenoaks	203 ppm	203 ppm	Hard
TN13	Sevenoaks	202 ppm	202 ppm	Hard
TN12	Tonbridge	201 ppm	201 ppm	Hard
TN11	Tonbridge	200 ppm	200 ppm	Hard

Recommended Products for Kent

Top picks for households in hard water areas across Kent.

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.

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Philips AWP1775 Shower Filter

From ~£30

Instant 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 Amazon

Hard Water Guides

Learn more about water hardness and how to manage it.

What Is Water Hardness? Hard Water Effects Solutions

All counties in South East • Hardest water areas • Softest water areas • Hard water solutions

Water Hardness Across Kent