UK Water Quality Report • 2026 Data

Water Hardness in LD1

Water supply analysis across 3 postcode sectors in LD1 (Dŵr Cymru Welsh Water).

Outcode Avg Hardness76.7 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode LD1

For residents and businesses in outcode LD1, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that LD1 averages 76.7 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in LD1. The lowest mineral concentration is recorded in sector LD1 5 at 45 PPM, whereas sector LD1 6 experiences higher mineral levels reaching 140 PPM.

Since LD1 enjoys soft water (76.7 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 LD1

Lowest mineral concentration

Softest
Sector LD1 5196 Postcodes • Soft
45 PPM3.2 °Clark

Hardest Sector in LD1

Highest mineral concentration

Highest Hardness
Sector LD1 6218 Postcodes • Moderately Hard
140 PPM9.8 °Clark

All Postcode Sectors in LD1

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