UK Water Quality Report • 2026 Data

Water Hardness in SS12

Water supply analysis across 2 postcode sectors in SS12 (Essex and Suffolk Water).

Outcode Avg Hardness320 PPMVery Hard Water
Regional Quality Overview

Water Supply Analysis: Outcode SS12

For residents and businesses in outcode SS12, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that SS12 averages 320 PPM in mineral content, falling into the Very Hard Water classification.

Water chemistry can fluctuate across supply zones in SS12. The lowest mineral concentration is recorded in sector SS12 0 at 320 PPM, whereas sector SS12 9 experiences higher mineral levels reaching 320 PPM.

Due to the very hard water (320 PPM) in SS12, 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 SS12

Lowest mineral concentration

Softest
Sector SS12 0169 Postcodes • Very Hard
320 PPM22.4 °Clark

Hardest Sector in SS12

Highest mineral concentration

Highest Hardness
Sector SS12 9235 Postcodes • Very Hard
320 PPM22.4 °Clark

All Postcode Sectors in SS12

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