Wales · County

Water hardness in Powys

Average 113 ppm across 8 postcodes and 1 towns.

  • Range 109–116 ppm
  • Towns 1
  • Suppliers Welsh Water (Dwr Cymru)
County average
113
ppm CaCO₃
Slightly Hard
Soft
Moderate
Hard
Very hard
0100200300400+
113
Avg ppm
109
Min ppm
116
Max ppm
8
Postcodes

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Water Hardness Across Powys

The average water hardness in Powys is 113 ppm, classified as slightly hard. Across 8 postcode districts in the Wales region, hardness ranges from 109 ppm to 116 ppm.

Powys is served by Welsh Water (Dwr Cymru). With slightly hard water, limescale is unlikely to be a major concern in most homes.

Hardness across Powys ranges from 109 ppm to 116 ppm by postcode district. The county spans 1 towns and 8 postcode districts in total.

At 113 ppm, Powys ranks as slightly hard water nationally. Compare it against the 50 softest water areas in the UK.

By town

Towns in Powys

Sorted by hardness — tap a town for full details.

Town Hardness PPM Level
Llandrindod Wells
113
113 ppm Slightly Hard
Suppliers

Water Companies in Powys

Companies supplying water to this county.

Welsh Water (Dwr Cymru)

68 ppm Slightly Hard
All postcodes

Postcodes in Powys

Every postcode district in the county, sorted by hardness.

Postcode Town Hardness PPM Level
LD8 Presteigne
116
116 ppm Slightly Hard
LD7 Knighton
115
115 ppm Slightly Hard
LD6 Rhayader
114
114 ppm Slightly Hard
LD5 Llanwrtyd Wells
113
113 ppm Slightly Hard
LD4 Llangammarch Wells
112
112 ppm Slightly Hard
LD3 Brecon
111
111 ppm Slightly Hard
LD2 Builth Wells
110
110 ppm Slightly Hard
LD1 Llandrindod Wells
109
109 ppm Slightly Hard

Test Your Water in Powys

At 113 ppm on average, your water is slightly hard. A home testing kit lets you verify the exact hardness for your postcode and check for other contaminants.

TESPERT 16-in-1 Water Testing Kit

From ~£10

Home water test strips that check hardness, pH, chlorine, lead, and 12 other parameters. Results in around 60 seconds. 125 strips per pack.

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FAQ

Water Hardness in Powys: Common Questions

Is the water in Powys hard or soft?
Powys has slightly hard water, averaging 113 ppm across 8 postcode districts. Limescale build-up is minimal at this level, though individual postcodes vary.
Where is the hardest water in Powys?
Across Powys, water hardness ranges from 109 ppm to 116 ppm by postcode district.
Which water company supplies Powys?
Powys is supplied by Welsh Water (Dwr Cymru). You can check each supplier's reported hardness figures on their water company page.
Do I need a water softener in Powys?
At 113 ppm, a softener is optional in Powys; a kettle filter and occasional descaling is usually enough. See the water softener guide if you want the full comparison.
What is the average water hardness in Powys?
The average water hardness in Powys is 113 ppm (parts per million), classified as slightly hard. It ranges from 109 ppm to 116 ppm across 8 postcode districts in the Wales region.

Hard Water Guides

Learn more about water hardness and how to manage it.

What Is Water Hardness? Hard Water Effects Solutions Water Softener Guide
All counties in Wales · Hardest water areas · Softest water areas · Hard water solutions
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