UK Water Quality Report • 2026 Data

Water Hardness in BT13

Water supply analysis across 4 postcode sectors in BT13 (Northern Ireland Water).

Outcode Avg Hardness35 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode BT13

For residents and businesses in outcode BT13, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that BT13 averages 35 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in BT13. The lowest mineral concentration is recorded in sector BT13 1 at 35 PPM, whereas sector BT13 9 experiences higher mineral levels reaching 35 PPM.

Since BT13 enjoys soft water (35 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 BT13

Lowest mineral concentration

Softest
Sector BT13 1130 Postcodes • Soft
35 PPM2.4 °Clark

Hardest Sector in BT13

Highest mineral concentration

Highest Hardness
Sector BT13 97 Postcodes • Soft
35 PPM2.4 °Clark

All Postcode Sectors in BT13

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