UK Water Quality Report • 2026 Data

Water Hardness in WN8

Water supply analysis across 6 postcode sectors in WN8 (United Utilities).

Outcode Avg Hardness45 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode WN8

Looking for water hardness metrics in WN8? Water supplied by United Utilities in this outcode registers a baseline average of 45 PPM across 6 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in WN8. The lowest mineral concentration is recorded in sector WN8 0 at 45 PPM, whereas sector WN8 9 experiences higher mineral levels reaching 45 PPM.

Since WN8 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 WN8

Lowest mineral concentration

Softest
Sector WN8 0140 Postcodes • Soft
45 PPM3.2 °Clark

Hardest Sector in WN8

Highest mineral concentration

Highest Hardness
Sector WN8 9184 Postcodes • Soft
45 PPM3.2 °Clark

All Postcode Sectors in WN8

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