UK Water Quality Report • 2026 Data

Water Hardness in EH20

Water supply analysis across 2 postcode sectors in EH20 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode EH20

Looking for water hardness metrics in EH20? Water supplied by Scottish Water in this outcode registers a baseline average of 25 PPM across 2 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in EH20. The lowest mineral concentration is recorded in sector EH20 0 at 25 PPM, whereas sector EH20 9 experiences higher mineral levels reaching 25 PPM.

Since EH20 enjoys soft water (25 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 EH20

Lowest mineral concentration

Softest
Sector EH20 01 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in EH20

Highest mineral concentration

Highest Hardness
Sector EH20 9234 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in EH20

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