UK Water Quality Report • 2026 Data

Water Hardness in EX36

Water supply analysis across 3 postcode sectors in EX36 (South West Water).

Outcode Avg Hardness40 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode EX36

For residents and businesses in outcode EX36, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that EX36 averages 40 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in EX36. The lowest mineral concentration is recorded in sector EX36 3 at 40 PPM, whereas sector EX36 9 experiences higher mineral levels reaching 40 PPM.

Since EX36 enjoys soft water (40 PPM), residents generally do not need dishwasher salt or heavy-duty limescale descalers. Standard detergent dosages are sufficient for laundry and dishwashing. Review the individual postcode sectors below to get precise dishwasher salt settings and limescale recommendations.

Softest Sector in EX36

Lowest mineral concentration

Softest
Sector EX36 3195 Postcodes • Soft
40 PPM2.8 °Clark

Hardest Sector in EX36

Highest mineral concentration

Highest Hardness
Sector EX36 92 Postcodes • Soft
40 PPM2.8 °Clark

All Postcode Sectors in EX36

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