WaterHard.uk

Water Hardness in DL15 Crook

Supplied by Northumbrian Water • County Durham, North East

120 PPM 0 200 400
Slightly Hard
120
ppm (mg/L CaCO₃)
8.4°
Clark Degrees
6.7°
German Degrees (dH)
12°
French Degrees (fH)

Water Hardness in Crook (DL15)

The water in postcode district DL15 is classified as slightly hard with a hardness level of 120 ppm (parts per million) calcium carbonate. This is 87 ppm below the UK national average of 207 ppm.

Your water is supplied by Northumbrian Water, which serves the North East region. Northumbrian 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 Crook

At 120 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 DL15 Compares

Area Hardness PPM
DL15 Crook
120 ppm
120 ppm
UK National Average
207 ppm
207 ppm

Nearby Areas

DL14
Bishop Auckland
119 ppm
DL16
Spennymoor
121 ppm
DL17
Ferryhill
122 ppm

Frequently Asked Questions

What is the water hardness in DL15 Crook?
The water in DL15 Crook has a hardness level of 120 ppm (parts per million) calcium carbonate, classified as slightly hard. This is 87 ppm below the UK national average of 207 ppm.
Which water company supplies DL15?
DL15 Crook is supplied by Northumbrian Water. Northumbrian Water serves the North East region.
Is the water in DL15 safe to drink?
Yes. Slightly Hard water at 120 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 DL15?
At 120 ppm, the water in DL15 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 120 ppm water hardness mean?
120 ppm means there are 120 parts per million of calcium carbonate dissolved in the water. This is equivalent to 8.4 Clark degrees, 6.7 German degrees, or 12 French degrees. Water above 180 ppm is generally considered hard.

Learn More

All postcodes in Crook Northumbrian Water coverage Hard water effects on your home Solutions for hard water

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