UK Water Quality Report • 2026 Data

Water Hardness in BS5

Water supply analysis across 6 postcode sectors in BS5 (Bristol Water).

Outcode Avg Hardness265 PPMHard Water
Regional Quality Overview

Water Supply Analysis: Outcode BS5

For residents and businesses in outcode BS5, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that BS5 averages 265 PPM in mineral content, falling into the Hard Water classification.

Water chemistry can fluctuate across supply zones in BS5. The lowest mineral concentration is recorded in sector BS5 0 at 265 PPM, whereas sector BS5 9 experiences higher mineral levels reaching 265 PPM.

Due to the hard water (265 PPM) in BS5, 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 H04) 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 BS5

Lowest mineral concentration

Softest
Sector BS5 0247 Postcodes • Hard
265 PPM18.6 °Clark

Hardest Sector in BS5

Highest mineral concentration

Highest Hardness
Sector BS5 9248 Postcodes • Hard
265 PPM18.6 °Clark

All Postcode Sectors in BS5

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