UK Water Quality Report • 2026 Data

Water Hardness in CF64

Water supply analysis across 6 postcode sectors in CF64 (Dŵr Cymru Welsh Water).

Outcode Avg Hardness45 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode CF64

Analyzing water quality disclosures across all 6 postcode sectors in outcode CF64 reveals an average water hardness of 45 PPM (Soft Water). Public water supply across this area is managed by Dŵr Cymru Welsh Water, responsible for treating and delivering water to residential households.

Water chemistry can fluctuate across supply zones in CF64. The lowest mineral concentration is recorded in sector CF64 1 at 45 PPM, whereas sector CF64 9 experiences higher mineral levels reaching 45 PPM.

Since CF64 enjoys soft water (45 PPM), residents generally do not need dishwasher salt or heavy-duty limescale descalers. Standard detergent dosages are sufficient for laundry and dishwashing. Review the individual postcode sectors below to get precise dishwasher salt settings and limescale recommendations.

Softest Sector in CF64

Lowest mineral concentration

Softest
Sector CF64 1160 Postcodes • Soft
45 PPM3.2 °Clark

Hardest Sector in CF64

Highest mineral concentration

Highest Hardness
Sector CF64 914 Postcodes • Soft
45 PPM3.2 °Clark

All Postcode Sectors in CF64

Select a postcode sector below to view exact water softener salt settings, limescale protection guides, and appliance recommendations.