WaterHard.uk

Water Hardness in EX11 Ottery St Mary

Supplied by South West Water • Devon, South West

64 PPM 0 200 400
Slightly Hard
64
ppm (mg/L CaCO₃)
4.5°
Clark Degrees
3.6°
German Degrees (dH)
6.4°
French Degrees (fH)

Water Hardness in Ottery St Mary (EX11)

The water in postcode district EX11 is classified as slightly hard with a hardness level of 64 ppm (parts per million) calcium carbonate. This is 143 ppm below the UK national average of 207 ppm.

Your water is supplied by South West Water, which serves the South West region. South West Water draws water from sources that naturally contain dissolved minerals, primarily calcium and magnesium compounds.

What Does Slightly Hard Water Mean for Your Home?

  • ~ Minor limescale may appear in kettles over time
  • ~ Soap lathers reasonably well
  • ~ Appliances generally unaffected
  • ~ Good balance of mineral taste

Test Your Water in Ottery St Mary

At 64 ppm, your water is slightly 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 EX11 Compares

Area Hardness PPM
EX11 Ottery St Mary
64 ppm
64 ppm
UK National Average
207 ppm
207 ppm

Nearby Areas

EX10
Sidmouth
63 ppm
EX12
Seaton
65 ppm
EX13
Axminster
66 ppm

Frequently Asked Questions

What is the water hardness in EX11 Ottery St Mary?
The water in EX11 Ottery St Mary has a hardness level of 64 ppm (parts per million) calcium carbonate, classified as slightly hard. This is 143 ppm below the UK national average of 207 ppm.
Which water company supplies EX11?
EX11 Ottery St Mary is supplied by South West Water. South West Water serves the South West region.
Is the water in EX11 safe to drink?
Yes. Slightly Hard water at 64 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 EX11?
At 64 ppm, the water in EX11 is slightly hard and unlikely to cause significant issues. A jug filter can improve taste, but a water softener is generally not necessary.
What does 64 ppm water hardness mean?
64 ppm means there are 64 parts per million of calcium carbonate dissolved in the water. This is equivalent to 4.5 Clark degrees, 3.6 German degrees, or 6.4 French degrees. Water above 180 ppm is generally considered hard.

Learn More

All postcodes in Ottery St Mary South West Water coverage Hard water effects on your home Solutions for hard water

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