Is East London a hard water area?
Yes. Tap water across the E postcode area is very hard, the top band on the scale water companies use, with a median of 270 mg/L calcium carbonate. It ranges from 258 mg/L in E8 to 278 mg/L in E11, from 18 districts with their own water company reading and 1 estimated from the area.
- Soft
- Moderately soft
- Slightly hard
- Very hard
- Soft
- 0 to 60 mg/L
- Moderately soft
- 60 to 120 mg/L
- Slightly hard
- 120 to 180 mg/L
- Hard
- 180 to 200 mg/L
- Very hard
- 200 to 400 mg/L
Hardness by E district
Hardest first. Hard starts at 180 mg/L, very hard at 250. Districts marked with an asterisk take the area's median rather than a reading of their own.
| District | mg/L | Hardness |
|---|---|---|
| E11 | 278 | very hard |
| E16 | 276 | very hard |
| E1 | 273 | very hard |
| E2 | 272 | very hard |
| E9 | 272 | very hard |
| E15 | 271 | very hard |
| E12 | 270 | very hard |
| E6 | 270 | very hard |
| E14 | 270 | very hard |
| E20 | 270 | very hard |
| E4* | 270 | very hard |
| E5 | 270 | very hard |
| E13 | 269 | very hard |
| E3 | 268 | very hard |
| E10 | 268 | very hard |
| E7 | 267 | very hard |
| E17 | 263 | very hard |
| E18 | 261 | very hard |
| E8 | 258 | very hard |
Softener quotes for East London
At 270 mg/L most E homes get their money back on a softener within a few years. Free quotes from installers covering your postcode, no obligation.
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Check your exact postcode
The area figure is a median. Your district can sit anywhere between 258 and 278 mg/L.
Nearby areas
- Ilford 272
- North London 271
- South East London 294
- North West London 271
- South West London 258
- Romford 270
- Is East London a hard water area?
- Yes. The median hardness across E postcode districts is 270 mg/L calcium carbonate, which is very hard. 100% of the 19 districts we hold readings for are hard or very hard (180 mg/L and above).
- What is the water hardness in East London?
- Between 258 and 278 mg/L depending on the district, with a median of 270. The hardest measured district is E11 at 278 mg/L and the softest is E8 at 258. Figures come from water company drinking-water tests, with postcode-area estimates for districts that have no reading of their own.
- Do I need a water softener in East London?
- In most E homes a softener pays for itself: at 270 mg/L kettles, boilers and showers scale up quickly. Check your own district first, because hardness varies from 258 to 278 within the area.
Hardness as mg/L calcium carbonate from water company drinking-water tests and postcode checkers. See the UK hardness map for every area.