Dorset · South West

Is Dorchester water hard or soft?

Hard at 220 ppm · 11 postcode districts

  • Supplier Wessex Water
  • County Dorset
  • Postcodes 11
Area average
220
ppm CaCO₃
Hard
Soft
Moderate
Hard
Very hard
0100200300400+

The average water hardness in Dorchester is 220 ppm, classified as hard. Dorchester is served by Wessex Water, covering 11 postcode districts across Dorset in the South West region.

Hardness varies across the area — see the table below for a breakdown by postcode district.

By postcode

Water Hardness by Postcode in Dorchester

Sorted by hardness — tap a postcode for full details.

Postcode Water Company Hardness PPM Level
DT9 Wessex Water
227
227 ppm Hard
DT8 Wessex Water
226
226 ppm Hard
DT7 Wessex Water
225
225 ppm Hard
DT6 Wessex Water
224
224 ppm Hard
DT5 Wessex Water
223
223 ppm Hard
DT4 Wessex Water
222
222 ppm Hard
DT3 Wessex Water
221
221 ppm Hard
DT2 Wessex Water
220
220 ppm Hard
DT1 Wessex Water
219
219 ppm Hard
DT11 Wessex Water
207
207 ppm Hard
DT10 Wessex Water
206
206 ppm Hard
Suppliers

Water Companies Serving Dorchester

Tap for full coverage area and hardness data.

Wessex Water

231 ppm Hard

Water Hardness Guides

Learn more about water hardness and how to manage it.

What Is Water Hardness? Effects Solutions Water Softeners Limescale Removal
Recommended

Products for Dorchester

Popular choices for households dealing with hard water.

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

Quick win for skin and hair in hard water areas. Reduces chlorine and limescale — fits standard shower hoses in minutes, no tools needed. Cartridge lasts ~6 months.

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.

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