UK Water Quality Report • 2026 Data

Water Hardness in WV7

Water supply analysis across 1 postcode sectors in WV7 (Severn Trent Water).

Outcode Avg Hardness160 PPMModerately Hard Water
Regional Quality Overview

Water Supply Analysis: Outcode WV7

Analyzing water quality disclosures across all 1 postcode sectors in outcode WV7 reveals an average water hardness of 160 PPM (Moderately 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 WV7. The lowest mineral concentration is recorded in sector WV7 3 at 160 PPM, whereas sector WV7 3 experiences higher mineral levels reaching 160 PPM.

Due to the moderately hard water (160 PPM) in WV7, 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 H02) 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 WV7

Lowest mineral concentration

Softest
Sector WV7 3204 Postcodes • Moderately Hard
160 PPM11.2 °Clark

Hardest Sector in WV7

Highest mineral concentration

Highest Hardness
Sector WV7 3204 Postcodes • Moderately Hard
160 PPM11.2 °Clark

All Postcode Sectors in WV7

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