WaterWater Hardness in SW1E London
Supplied by Severn Trent Water • Greater London, London
Moderately Hard
157
ppm (mg/L CaCO₃)
11°
Clark Degrees
8.8°
German Degrees (dH)
15.7°
French Degrees (fH)
Water Hardness in London (SW1E)
The water in postcode district SW1E is classified as moderately hard with a hardness level of 157 ppm (parts per million) calcium carbonate. This is 48 ppm below the UK national average of 205 ppm.
Your water is supplied by Severn Trent Water, which serves the London region. Severn Trent Water draws water from sources that naturally contain dissolved minerals, primarily calcium and magnesium compounds.
What Does Moderately Hard Water Mean for Your Home?
- ~ Noticeable limescale buildup in kettles and boilers
- ~ Soap may not lather as easily
- ~ Showerhead may need descaling periodically
- ~ Slight film on glassware after washing
How SW1E Compares
| Area | Hardness | PPM |
|---|---|---|
| SW1E London | 157 ppm | |
| UK National Average | 205 ppm |
Nearby Areas
Frequently Asked Questions
What is the water hardness in SW1E London?
The water in SW1E London has a hardness level of 157 ppm (parts per million) calcium carbonate, classified as moderately hard. This is 48 ppm below the UK national average of 205 ppm.
Which water company supplies SW1E?
SW1E London is supplied by Severn Trent Water. Severn Trent Water serves the London region.
Is the water in SW1E safe to drink?
Yes. Moderately Hard water at 157 ppm is safe to drink. Water hardness affects taste and can cause limescale, but it is not a health risk. In fact, hard water contains beneficial minerals like calcium and magnesium.
How can I reduce water hardness in SW1E?
At 157 ppm, the water in SW1E is moderately hard and unlikely to cause significant issues. A jug filter can improve taste, but a water softener is generally not necessary.
What does 157 ppm water hardness mean?
157 ppm means there are 157 parts per million of calcium carbonate dissolved in the water. This is equivalent to 11 Clark degrees, 8.8 German degrees, or 15.7 French degrees. Water above 180 ppm is generally considered hard.
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