Somerset · South West

Is Bath water hard or soft?

Hard at 250 ppm · 19 postcode districts

Supplier Wessex Water
County Somerset
Postcodes 19

Area average

250

ppm CaCO₃

Hard

Soft

Moderate

Hard

Very hard

0100200300400+

The average water hardness in Bath is 250 ppm, classified as hard. Bath is served by Wessex Water, covering 19 postcode districts across Somerset 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 Bath

Sorted by hardness — tap a postcode for full details.

Postcode	Water Company	Hardness	PPM	Level
BA9	Wessex Water	291	291 ppm	Hard
BA8	Wessex Water	290	290 ppm	Hard
BA7	Wessex Water	289	289 ppm	Hard
BA6	Wessex Water	288	288 ppm	Hard
BA5	Wessex Water	287	287 ppm	Hard
BA4	Wessex Water	286	286 ppm	Hard
BA3	Wessex Water	285	285 ppm	Hard
BA2	Wessex Water	284	284 ppm	Hard
BA1	Wessex Water	283	283 ppm	Hard
BA22	Wessex Water	239	239 ppm	Hard
BA21	Wessex Water	238	238 ppm	Hard
BA20	Wessex Water	237	237 ppm	Hard
BA16	Wessex Water	210	210 ppm	Hard
BA15	Wessex Water	209	209 ppm	Hard
BA14	Wessex Water	208	208 ppm	Hard
BA13	Wessex Water	207	207 ppm	Hard
BA12	Wessex Water	206	206 ppm	Hard
BA11	Wessex Water	205	205 ppm	Hard
BA10	Wessex Water	204	204 ppm	Hard

Suppliers

Water Companies Serving Bath

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

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Products for Bath

Popular choices for households dealing with hard water.

Splendid Twin Tank Water Softener

From ~£400

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Philips 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 around 6 months.

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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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