UK Water Quality Report • 2026 Data

Water Hardness in S26

Water supply analysis across 7 postcode sectors in S26 (Yorkshire Water).

Outcode Avg Hardness110 PPMModerately Hard Water
Regional Quality Overview

Water Supply Analysis: Outcode S26

For residents and businesses in outcode S26, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that S26 averages 110 PPM in mineral content, falling into the Moderately Hard Water classification.

Water chemistry can fluctuate across supply zones in S26. The lowest mineral concentration is recorded in sector S26 1 at 110 PPM, whereas sector S26 7 experiences higher mineral levels reaching 110 PPM.

Due to the moderately hard water (110 PPM) in S26, limescale build-up can occur on heating elements, shower heads, and boilers. Setting your dishwasher water softener to the correct level (e.g. Bosch setting H01) is strongly recommended to prevent cloudy glassware and internal scale accumulation. Review the individual postcode sectors below to get precise dishwasher salt settings and limescale recommendations.

Softest Sector in S26

Lowest mineral concentration

Softest
Sector S26 144 Postcodes • Moderately Soft
110 PPM7.7 °Clark

Hardest Sector in S26

Highest mineral concentration

Highest Hardness
Sector S26 761 Postcodes • Moderately Soft
110 PPM7.7 °Clark

All Postcode Sectors in S26

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