UK Water Quality Report • 2026 Data

Water Hardness in KA9

Water supply analysis across 3 postcode sectors in KA9 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode KA9

Looking for water hardness metrics in KA9? Water supplied by Scottish Water in this outcode registers a baseline average of 25 PPM across 3 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in KA9. The lowest mineral concentration is recorded in sector KA9 1 at 25 PPM, whereas sector KA9 9 experiences higher mineral levels reaching 25 PPM.

Since KA9 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 KA9

Lowest mineral concentration

Softest
Sector KA9 1200 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in KA9

Highest mineral concentration

Highest Hardness
Sector KA9 93 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in KA9

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