UK Water Quality Report • 2026 Data

Water Hardness in DD4

Water supply analysis across 5 postcode sectors in DD4 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode DD4

Looking for water hardness metrics in DD4? Water supplied by Scottish Water in this outcode registers a baseline average of 25 PPM across 5 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in DD4. The lowest mineral concentration is recorded in sector DD4 0 at 25 PPM, whereas sector DD4 9 experiences higher mineral levels reaching 25 PPM.

Since DD4 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 DD4

Lowest mineral concentration

Softest
Sector DD4 0192 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in DD4

Highest mineral concentration

Highest Hardness
Sector DD4 9247 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in DD4

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