270mg of limescale minerals in every litre, the median across RM districts
Is Romford a hard water area?
Yes. Tap water across the RM 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 RM2 to 303 mg/L in RM4, from 16 districts with their own water company reading and 4 estimated from the area.
- 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 RM 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 | Area | mg/L | Hardness |
|---|---|---|---|
| RM4 | Epping Forest | 303 | very hard |
| RM8 | Barking and Dagenham | 283 | very hard |
| RM5 | Havering | 278 | very hard |
| RM10 | Barking and Dagenham | 276 | very hard |
| RM20 | Thurrock | 275 | very hard |
| RM3 | Havering | 272 | very hard |
| RM9 | Barking and Dagenham | 271 | very hard |
| RM13 | Havering | 270 | very hard |
| RM16* | Thurrock | 270 | very hard |
| RM18* | Thurrock | 270 | very hard |
| RM6 | Redbridge | 270 | very hard |
| RM17* | Thurrock | 270 | very hard |
| RM19* | Thurrock | 270 | very hard |
| RM7 | Havering | 269 | very hard |
| RM1 | Havering | 267 | very hard |
| RM14 | Havering | 267 | very hard |
| RM11 | Havering | 263 | very hard |
| RM12 | Havering | 261 | very hard |
| RM15 | Thurrock | 260 | very hard |
| RM2 | Havering | 258 | very hard |
What to do about it
Hard water: compare softener quotes
At 270 mg/L most RM homes get their money back on a softener within a few years. A filter will not touch limescale; only a softener does.
- Free quotes
- Local installers
- No obligation
Check your own district first
The area figure is a median. Your district can sit anywhere between 258 and 303 mg/L.
Softener quotes for Romford
At 270 mg/L most RM homes get their money back on a softener within a few years. Free quotes from installers covering your postcode.
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Before you buy
- Do I need a water softener?The hardness bands, the symptoms, and when the answer is no
- Best water softener UKHarvey, Kinetico, BWT, Monarch and Water2Buy compared
- Water softener costUnit, fitting and salt, and how long the payback takes
- Installation explainedWhere it goes, the bypass tap, the drain, DIY or plumber
- Harvey vs KineticoThe two premium twin-cylinder brands, side by side
- Softener salt guideTablet, block or granular, and how much you get through
- Salt-free softenersConditioners and electronic descalers, honestly assessed
Questions about Romford water
Is Romford a hard water area?
Yes. The median hardness across RM postcode districts is 270 mg/L calcium carbonate, which is very hard. 100% of the 20 districts we hold readings for are hard or very hard (180 mg/L and above).
What is the water hardness in Romford?
Between 258 and 303 mg/L depending on the district, with a median of 270. The hardest measured district is RM4 at 303 mg/L and the softest is RM2 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 Romford?
In most RM 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 303 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.