UK Water Quality Report • 2026 Data

Water Hardness in B78

Water supply analysis across 3 postcode sectors in B78 (Severn Trent Water).

Outcode Avg Hardness206.7 PPMHard Water
Regional Quality Overview

Water Supply Analysis: Outcode B78

Analyzing water quality disclosures across all 3 postcode sectors in outcode B78 reveals an average water hardness of 206.7 PPM (Hard Water). Public water supply across this area is managed by Severn Trent Water, responsible for treating and delivering water to residential households.

Water chemistry can fluctuate across supply zones in B78. The lowest mineral concentration is recorded in sector B78 1 at 160 PPM, whereas sector B78 3 experiences higher mineral levels reaching 300 PPM.

Due to the hard water (206.7 PPM) in B78, 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 H07 (Max Salt)) 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 B78

Lowest mineral concentration

Softest
Sector B78 1242 Postcodes • Moderately Hard
160 PPM11.2 °Clark

Hardest Sector in B78

Highest mineral concentration

Highest Hardness
Sector B78 3265 Postcodes • Very Hard
300 PPM21 °Clark

All Postcode Sectors in B78

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