UK Water Quality Report • 2026 Data

Water Hardness in KW6

Water supply analysis across 1 postcode sectors in KW6 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode KW6

Analyzing water quality disclosures across all 1 postcode sectors in outcode KW6 reveals an average water hardness of 25 PPM (Soft Water). Public water supply across this area is managed by Scottish Water, responsible for treating and delivering water to residential households.

Water chemistry can fluctuate across supply zones in KW6. The lowest mineral concentration is recorded in sector KW6 6 at 25 PPM, whereas sector KW6 6 experiences higher mineral levels reaching 25 PPM.

Since KW6 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 KW6

Lowest mineral concentration

Softest
Sector KW6 618 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in KW6

Highest mineral concentration

Highest Hardness
Sector KW6 618 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in KW6

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