WaterWater Hardness in Essex
East Of England • 58 postcode districts • 3 towns
Water Hardness Across Essex
The average water hardness in Essex is 317 ppm, classified as very hard. Across 58 postcode districts in the East Of England region, hardness ranges from 260 ppm to 394 ppm.
Essex is served by Anglian Water. With very hard water, residents may benefit from a <a href="/water-softener-guide/">water softener</a> to reduce limescale and protect appliances.
Towns in Essex
| Town | Avg Hardness | PPM | Level |
|---|---|---|---|
| Burnham On Crouch | 350 ppm | Very Hard | |
| Westcliff On Sea | 294 ppm | Hard | |
| Colchester | 288 ppm | Hard |
Water Companies in Essex
All Postcodes in Essex
| Postcode | Town | Hardness | PPM | Level |
|---|---|---|---|---|
| CM19 | Harlow | 394 ppm | Very Hard | |
| CM18 | Harlow | 393 ppm | Very Hard | |
| CM17 | Harlow | 392 ppm | Very Hard | |
| CM16 | Epping | 391 ppm | Very Hard | |
| CM15 | Brentwood | 390 ppm | Very Hard | |
| CM14 | Brentwood | 389 ppm | Very Hard | |
| CM13 | Brentwood | 388 ppm | Very Hard | |
| CM12 | Billericay | 387 ppm | Very Hard | |
| CM11 | Billericay | 386 ppm | Very Hard | |
| CM9 | Maldon | 366 ppm | Very Hard | |
| CM8 | Witham | 365 ppm | Very Hard | |
| CM7 | Braintree | 364 ppm | Very Hard | |
| CM6 | Dunmow | 363 ppm | Very Hard | |
| CM5 | Ongar | 362 ppm | Very Hard | |
| CM4 | Ingatestone | 361 ppm | Very Hard | |
| CM3 | Chelmsford | 360 ppm | Very Hard | |
| CM2 | Chelmsford | 359 ppm | Very Hard | |
| CM1 | Chelmsford | 358 ppm | Very Hard | |
| CM0 | Burnham On Crouch | 357 ppm | Very Hard | |
| SS9 | Leigh On Sea | 321 ppm | Very Hard | |
| SS8 | Canvey Island | 320 ppm | Very Hard | |
| SS7 | Benfleet | 319 ppm | Very Hard | |
| SS6 | Rayleigh | 318 ppm | Very Hard | |
| SS5 | Hockley | 317 ppm | Very Hard | |
| SS4 | Rochford | 316 ppm | Very Hard | |
| SS3 | Southend On Sea | 315 ppm | Very Hard | |
| SS2 | Southend On Sea | 314 ppm | Very Hard | |
| SS1 | Southend On Sea | 313 ppm | Very Hard | |
| SS0 | Westcliff On Sea | 312 ppm | Very Hard | |
| CO16 | Clacton On Sea | 304 ppm | Very Hard | |
| CO15 | Clacton On Sea | 303 ppm | Very Hard | |
| CO14 | Walton On The Naze | 302 ppm | Very Hard | |
| CO13 | Frinton On Sea | 301 ppm | Very Hard | |
| CO12 | Harwich | 300 ppm | Hard | |
| CO11 | Manningtree | 299 ppm | Hard | |
| CO10 | Sudbury | 298 ppm | Hard | |
| CM77 | Braintree | 288 ppm | Hard | |
| CO9 | Halstead | 281 ppm | Hard | |
| CO8 | Bures | 280 ppm | Hard | |
| CO7 | Colchester | 279 ppm | Hard | |
| CO6 | Colchester | 278 ppm | Hard | |
| CO5 | Colchester | 277 ppm | Hard | |
| CO4 | Colchester | 276 ppm | Hard | |
| CO3 | Colchester | 275 ppm | Hard | |
| CO2 | Colchester | 274 ppm | Hard | |
| CO1 | Colchester | 273 ppm | Hard | |
| CM24 | Stansted | 271 ppm | Hard | |
| CM23 | Bishop's Stortford | 270 ppm | Hard | |
| CM22 | Bishop's Stortford | 269 ppm | Hard | |
| CM21 | Sawbridgeworth | 268 ppm | Hard | |
| CM20 | Harlow | 267 ppm | Hard | |
| SS17 | Stanford Le Hope | 266 ppm | Hard | |
| SS16 | Basildon | 265 ppm | Hard | |
| SS15 | Basildon | 264 ppm | Hard | |
| SS14 | Basildon | 263 ppm | Hard | |
| SS13 | Basildon | 262 ppm | Hard | |
| SS12 | Wickford | 261 ppm | Hard | |
| SS11 | Wickford | 260 ppm | Hard |
Recommended Products for Essex
Top picks for households in very hard water areas across Essex.
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.
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