UK Water Quality Report • 2026 Data

Water Hardness in SK11

Water supply analysis across 5 postcode sectors in SK11 (United Utilities).

Outcode Avg Hardness45 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode SK11

For residents and businesses in outcode SK11, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that SK11 averages 45 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in SK11. The lowest mineral concentration is recorded in sector SK11 0 at 45 PPM, whereas sector SK11 9 experiences higher mineral levels reaching 45 PPM.

Since SK11 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 SK11

Lowest mineral concentration

Softest
Sector SK11 0197 Postcodes • Soft
45 PPM3.2 °Clark

Hardest Sector in SK11

Highest mineral concentration

Highest Hardness
Sector SK11 9201 Postcodes • Soft
45 PPM3.2 °Clark

All Postcode Sectors in SK11

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