UK Water Quality Report • 2026 Data

Water Hardness in IV20

Water supply analysis across 1 postcode sectors in IV20 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode IV20

Looking for water hardness metrics in IV20? 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 IV20. The lowest mineral concentration is recorded in sector IV20 1 at 25 PPM, whereas sector IV20 1 experiences higher mineral levels reaching 25 PPM.

Since IV20 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 IV20

Lowest mineral concentration

Softest
Sector IV20 1118 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in IV20

Highest mineral concentration

Highest Hardness
Sector IV20 1118 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in IV20

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