UK Water Quality Report • 2026 Data

Water Hardness in KW17

Water supply analysis across 1 postcode sectors in KW17 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode KW17

Looking for water hardness metrics in KW17? 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 KW17. The lowest mineral concentration is recorded in sector KW17 2 at 25 PPM, whereas sector KW17 2 experiences higher mineral levels reaching 25 PPM.

Since KW17 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 KW17

Lowest mineral concentration

Softest
Sector KW17 2231 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in KW17

Highest mineral concentration

Highest Hardness
Sector KW17 2231 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in KW17

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