WaterWater Hardness in Dorset
South West • 37 postcode districts • 2 towns
Water Hardness Across Dorset
The average water hardness in Dorset is 225 ppm, classified as hard. Across 37 postcode districts in the South West region, hardness ranges from 159 ppm to 286 ppm.
Dorset is served by Severn Trent Water and Wessex 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 Dorset
| Town | Avg Hardness | PPM | Level |
|---|---|---|---|
| Bournemouth | 228 ppm | Hard | |
| Dorchester | 220 ppm | Hard |
Water Companies in Dorset
All Postcodes in Dorset
| Postcode | Town | Hardness | PPM | Level |
|---|---|---|---|---|
| BH19 | Swanage | 286 ppm | Hard | |
| BH18 | Broadstone | 285 ppm | Hard | |
| BH17 | Poole | 284 ppm | Hard | |
| BH16 | Poole | 283 ppm | Hard | |
| BH15 | Poole | 282 ppm | Hard | |
| BH14 | Poole | 281 ppm | Hard | |
| BH13 | Branksome Park | 280 ppm | Hard | |
| BH12 | Poole | 279 ppm | Hard | |
| BH11 | Bournemouth | 278 ppm | Hard | |
| BH10 | Bournemouth | 277 ppm | Hard | |
| DT9 | Sherborne | 227 ppm | Hard | |
| DT8 | Beaminster | 226 ppm | Hard | |
| DT7 | Lyme Regis | 225 ppm | Hard | |
| DT6 | Bridport | 224 ppm | Hard | |
| DT5 | Portland | 223 ppm | Hard | |
| DT4 | Weymouth | 222 ppm | Hard | |
| DT3 | Weymouth | 221 ppm | Hard | |
| BH9 | Bournemouth | 220 ppm | Hard | |
| DT2 | Dorchester | 220 ppm | Hard | |
| BH8 | Bournemouth | 219 ppm | Hard | |
| DT1 | Dorchester | 219 ppm | Hard | |
| BH7 | Bournemouth | 218 ppm | Hard | |
| BH6 | Bournemouth | 217 ppm | Hard | |
| BH5 | Bournemouth | 216 ppm | Hard | |
| BH4 | Bournemouth | 215 ppm | Hard | |
| BH3 | Bournemouth | 214 ppm | Hard | |
| BH2 | Bournemouth | 213 ppm | Hard | |
| BH1 | Bournemouth | 212 ppm | Hard | |
| DT11 | Blandford Forum | 207 ppm | Hard | |
| DT10 | Sturminster Newton | 206 ppm | Hard | |
| BH31 | Verwood | 193 ppm | Hard | |
| BH25 | New Milton | 164 ppm | Moderately Hard | |
| BH24 | Ringwood | 163 ppm | Moderately Hard | |
| BH23 | Christchurch | 162 ppm | Moderately Hard | |
| BH22 | Ferndown | 161 ppm | Moderately Hard | |
| BH21 | Wimborne | 160 ppm | Moderately Hard | |
| BH20 | Wareham | 159 ppm | Moderately Hard |
Recommended Products for Dorset
Top picks for households in hard water areas across Dorset.
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 West • Hardest water areas • Softest water areas • Hard water solutions
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