West Midlands · West Midlands

Is Dudley water hard or soft?

Hard at 230 ppm · 14 postcode districts

Supplier Severn Trent Water
County West Midlands
Postcodes 14

Area average

230

ppm CaCO₃

Hard

Soft

Moderate

Hard

Very hard

0100200300400+

The average water hardness in Dudley is 230 ppm, classified as hard. Dudley is served by Severn Trent Water, covering 14 postcode districts across West Midlands in the West Midlands region.

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

By postcode

Water Hardness by Postcode in Dudley

Sorted by hardness — tap a postcode for full details.

Postcode	Water Company	Hardness	PPM	Level
DY9	Severn Trent Water	241	241 ppm	Hard
DY8	Severn Trent Water	240	240 ppm	Hard
DY7	Severn Trent Water	239	239 ppm	Hard
DY6	Severn Trent Water	238	238 ppm	Hard
DY5	Severn Trent Water	237	237 ppm	Hard
DY4	Severn Trent Water	236	236 ppm	Hard
DY3	Severn Trent Water	235	235 ppm	Hard
DY2	Severn Trent Water	234	234 ppm	Hard
DY1	Severn Trent Water	233	233 ppm	Hard
DY14	Severn Trent Water	219	219 ppm	Hard
DY13	Severn Trent Water	218	218 ppm	Hard
DY12	Severn Trent Water	217	217 ppm	Hard
DY11	Severn Trent Water	216	216 ppm	Hard
DY10	Severn Trent Water	215	215 ppm	Hard

Suppliers

Water Companies Serving Dudley

Tap for full coverage area and hardness data.

Severn Trent Water

222 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 Dudley

Popular choices for households dealing with hard water.

Splendid Twin Tank Water Softener

From ~£400

Twin-tank electric softener sized for 1 to 7 bedroom homes. Removes limescale from pipes, boilers, and appliances and delivers continuous soft water, with metered regeneration to keep salt use low.

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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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