Greater London · London

Is Ilford water hard or soft?

Very Hard at 310 ppm · 11 postcode districts

Supplier Thames Water
County Greater London
Postcodes 11

Area average

310

ppm CaCO₃

Very Hard

Soft

Moderate

Hard

Very hard

0100200300400+

The average water hardness in Ilford is 310 ppm, classified as very hard. Ilford is served by Thames Water, covering 11 postcode districts across Greater London in the London region.

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

By postcode

Water Hardness by Postcode in Ilford

Sorted by hardness — tap a postcode for full details.

Postcode	Water Company	Hardness	PPM	Level
IG11	Thames Water	331	331 ppm	Very Hard
IG10	Thames Water	330	330 ppm	Very Hard
IG9	Thames Water	310	310 ppm	Very Hard
IG8	Thames Water	309	309 ppm	Very Hard
IG7	Thames Water	308	308 ppm	Very Hard
IG6	Thames Water	307	307 ppm	Very Hard
IG5	Thames Water	306	306 ppm	Very Hard
IG4	Thames Water	305	305 ppm	Very Hard
IG3	Thames Water	304	304 ppm	Very Hard
IG2	Thames Water	303	303 ppm	Very Hard
IG1	Thames Water	302	302 ppm	Very Hard

Suppliers

Water Companies Serving Ilford

Tap for full coverage area and hardness data.

Thames Water

302 ppm Very 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 Ilford

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Philips Shower Filter

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