UK Water Quality Report • 2026 Data

Water Hardness in GL17

Water supply analysis across 3 postcode sectors in GL17 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode GL17

Looking for water hardness metrics in GL17? 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 GL17. The lowest mineral concentration is recorded in sector GL17 0 at 25 PPM, whereas sector GL17 9 experiences higher mineral levels reaching 25 PPM.

Since GL17 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 GL17

Lowest mineral concentration

Softest
Sector GL17 0236 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in GL17

Highest mineral concentration

Highest Hardness
Sector GL17 9267 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in GL17

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