UK Water Quality Report • 2026 Data

Water Hardness in CH48

Water supply analysis across 10 postcode sectors in CH48 (United Utilities).

Outcode Avg Hardness45 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode CH48

For residents and businesses in outcode CH48, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that CH48 averages 45 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in CH48. The lowest mineral concentration is recorded in sector CH48 0 at 45 PPM, whereas sector CH48 9 experiences higher mineral levels reaching 45 PPM.

Since CH48 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 CH48

Lowest mineral concentration

Softest
Sector CH48 037 Postcodes • Soft
45 PPM3.2 °Clark

Hardest Sector in CH48

Highest mineral concentration

Highest Hardness
Sector CH48 947 Postcodes • Soft
45 PPM3.2 °Clark

All Postcode Sectors in CH48

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