UK Water Quality Report • 2026 Data

Water Hardness in CF71

Water supply analysis across 2 postcode sectors in CF71 (Dŵr Cymru Welsh Water).

Outcode Avg Hardness45 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode CF71

For residents and businesses in outcode CF71, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that CF71 averages 45 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in CF71. The lowest mineral concentration is recorded in sector CF71 7 at 45 PPM, whereas sector CF71 9 experiences higher mineral levels reaching 45 PPM.

Since CF71 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 CF71

Lowest mineral concentration

Softest
Sector CF71 7282 Postcodes • Soft
45 PPM3.2 °Clark

Hardest Sector in CF71

Highest mineral concentration

Highest Hardness
Sector CF71 92 Postcodes • Soft
45 PPM3.2 °Clark

All Postcode Sectors in CF71

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