UK Water Quality Report • 2026 Data

Water Hardness in DL8

Water supply analysis across 6 postcode sectors in DL8 (Yorkshire Water).

Outcode Avg Hardness110 PPMModerately Hard Water
Regional Quality Overview

Water Supply Analysis: Outcode DL8

Looking for water hardness metrics in DL8? Water supplied by Yorkshire Water in this outcode registers a baseline average of 110 PPM across 6 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in DL8. The lowest mineral concentration is recorded in sector DL8 1 at 110 PPM, whereas sector DL8 9 experiences higher mineral levels reaching 110 PPM.

Due to the moderately hard water (110 PPM) in DL8, 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 DL8

Lowest mineral concentration

Softest
Sector DL8 1277 Postcodes • Moderately Soft
110 PPM7.7 °Clark

Hardest Sector in DL8

Highest mineral concentration

Highest Hardness
Sector DL8 93 Postcodes • Moderately Soft
110 PPM7.7 °Clark

All Postcode Sectors in DL8

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