Welsh Water (Dŵr Cymru) Water Quality

Serving 3 million people across Wales and parts of western England

A
Overall Water Quality Grade

Key Measurements

Readings for the Cardiff Bay / Canton / Cathays Zone supply zone

Hardness Not tested
Lead 0 ppb
Chlorine 0.6 ppm
Nitrate 4.6 ppm
Iron 20 ppb
Fluoride 0.1 ppm
Copper 50 ppb
pH Level 7.81 (ideal: 6.5 - 9.5)
Good news:
  • low lead levels

Recommendations

No concerns found

Your water meets all UK regulatory standards for this context.

Note: These readings are from a representative zone in the Welsh Water (Dŵr Cymru) supply area. Water quality varies between neighbourhoods and supply zones. Enter your postcode below for exact readings at your address.

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Water quality varies by area. Get precise readings for your address in the Welsh Water (Dŵr Cymru) region.

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