WaterHard.uk

Water Hardness in CA3 Carlisle

Supplied by Severn Trent Water • Cumbria, North West

166 PPM 0 200 400
Moderately Hard
166
ppm (mg/L CaCO₃)
11.6°
Clark Degrees
9.3°
German Degrees (dH)
16.6°
French Degrees (fH)

Water Hardness in Carlisle (CA3)

The water in postcode district CA3 is classified as moderately hard with a hardness level of 166 ppm (parts per million) calcium carbonate. This is 41 ppm below the UK national average of 207 ppm.

Your water is supplied by Severn Trent Water, which serves the North West 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

Test Your Water in Carlisle

At 166 ppm, your water is moderately hard. A home testing kit lets you verify the exact hardness and check for other contaminants.

SJ WAVE 16-in-1 Water Testing Kit

From ~£10

Quick home water test strips — checks hardness, pH, chlorine, lead, and 12 other parameters. Results in 60 seconds. 100 strips per pack.

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How CA3 Compares

Area Hardness PPM
CA3 Carlisle
166 ppm
166 ppm
UK National Average
207 ppm
207 ppm

Nearby Areas

CA2
Carlisle
165 ppm
CA4
Carlisle
167 ppm
CA5
Carlisle
168 ppm

Frequently Asked Questions

What is the water hardness in CA3 Carlisle?
The water in CA3 Carlisle has a hardness level of 166 ppm (parts per million) calcium carbonate, classified as moderately hard. This is 41 ppm below the UK national average of 207 ppm.
Which water company supplies CA3?
CA3 Carlisle is supplied by Severn Trent Water. Severn Trent Water serves the North West region.
Is the water in CA3 safe to drink?
Yes. Moderately Hard water at 166 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 CA3?
At 166 ppm, the water in CA3 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 166 ppm water hardness mean?
166 ppm means there are 166 parts per million of calcium carbonate dissolved in the water. This is equivalent to 11.6 Clark degrees, 9.3 German degrees, or 16.6 French degrees. Water above 180 ppm is generally considered hard.

Learn More

All postcodes in Carlisle Severn Trent Water coverage Hard water effects on your home Solutions for hard water

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