UK Water Quality Report • 2026 Data

Water Hardness in EH23

Water supply analysis across 1 postcode sectors in EH23 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode EH23

Looking for water hardness metrics in EH23? Water supplied by Scottish Water in this outcode registers a baseline average of 25 PPM across 1 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in EH23. The lowest mineral concentration is recorded in sector EH23 4 at 25 PPM, whereas sector EH23 4 experiences higher mineral levels reaching 25 PPM.

Since EH23 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 EH23

Lowest mineral concentration

Softest
Sector EH23 4302 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in EH23

Highest mineral concentration

Highest Hardness
Sector EH23 4302 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in EH23

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