UK Water Quality Report • 2026 Data

Water Hardness in GU34

Water supply analysis across 6 postcode sectors in GU34 (Scottish Water).

Outcode Avg Hardness25 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode GU34

For residents and businesses in outcode GU34, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that GU34 averages 25 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in GU34. The lowest mineral concentration is recorded in sector GU34 1 at 25 PPM, whereas sector GU34 9 experiences higher mineral levels reaching 25 PPM.

Since GU34 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 GU34

Lowest mineral concentration

Softest
Sector GU34 1280 Postcodes • Soft
25 PPM1.8 °Clark

Hardest Sector in GU34

Highest mineral concentration

Highest Hardness
Sector GU34 917 Postcodes • Soft
25 PPM1.8 °Clark

All Postcode Sectors in GU34

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