UK Water Quality Report • 2026 Data

Water Hardness in BD21

Water supply analysis across 6 postcode sectors in BD21 (Yorkshire Water).

Outcode Avg Hardness110 PPMModerately Hard Water
Regional Quality Overview

Water Supply Analysis: Outcode BD21

Looking for water hardness metrics in BD21? 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 BD21. The lowest mineral concentration is recorded in sector BD21 1 at 110 PPM, whereas sector BD21 9 experiences higher mineral levels reaching 110 PPM.

Due to the moderately hard water (110 PPM) in BD21, 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 BD21

Lowest mineral concentration

Softest
Sector BD21 1188 Postcodes • Moderately Soft
110 PPM7.7 °Clark

Hardest Sector in BD21

Highest mineral concentration

Highest Hardness
Sector BD21 919 Postcodes • Moderately Soft
110 PPM7.7 °Clark

All Postcode Sectors in BD21

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