264mg of limescale minerals in every litre, the median across LN districts
Is Lincoln a hard water area?
Yes. Tap water across the LN postcode area is very hard, the top band on the scale water companies use, with a median of 264 mg/L calcium carbonate. It ranges from 167 mg/L in LN12 to 372 mg/L in LN3, from 13 districts with their own water company reading.
- 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 LN district
Hardest first. Hard starts at 180 mg/L, very hard at 250.
| District | Area | mg/L | Hardness |
|---|---|---|---|
| LN3 | West Lindsey | 372 | very hard |
| LN13 | East Lindsey | 344 | very hard |
| LN7 | West Lindsey | 310 | very hard |
| LN4 | North Kesteven | 268 | very hard |
| LN5 | North Kesteven | 268 | very hard |
| LN2 | West Lindsey | 266 | very hard |
| LN6 | North Kesteven | 264 | very hard |
| LN8 | West Lindsey | 236 | hard |
| LN9 | East Lindsey | 236 | hard |
| LN11 | East Lindsey | 236 | hard |
| LN1 | Lincoln | 216 | hard |
| LN10 | East Lindsey | 205 | hard |
| LN12 | East Lindsey | 167 | moderately hard |
What to do about it
Hard water: compare softener quotes
At 264 mg/L most LN 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 167 and 372 mg/L.
Softener quotes for Lincoln
At 264 mg/L most LN 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 Lincoln water
Is Lincoln a hard water area?
Yes. The median hardness across LN postcode districts is 264 mg/L calcium carbonate, which is very hard. 92% of the 13 districts we hold readings for are hard or very hard (180 mg/L and above).
What is the water hardness in Lincoln?
Between 167 and 372 mg/L depending on the district, with a median of 264. The hardest measured district is LN3 at 372 mg/L and the softest is LN12 at 167. Figures come from water company drinking-water tests.
Do I need a water softener in Lincoln?
In most LN homes a softener pays for itself: at 264 mg/L kettles, boilers and showers scale up quickly. Check your own district first, because hardness varies from 167 to 372 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.