UK Water Quality Report • 2026 Data

Water Hardness in BT37

Water supply analysis across 2 postcode sectors in BT37 (Northern Ireland Water).

Outcode Avg Hardness35 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode BT37

For residents and businesses in outcode BT37, understanding local water chemistry is essential for appliance longevity and limescale prevention. Our environmental data shows that BT37 averages 35 PPM in mineral content, falling into the Soft Water classification.

Water chemistry can fluctuate across supply zones in BT37. The lowest mineral concentration is recorded in sector BT37 0 at 35 PPM, whereas sector BT37 9 experiences higher mineral levels reaching 35 PPM.

Since BT37 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 BT37

Lowest mineral concentration

Softest
Sector BT37 0373 Postcodes • Soft
35 PPM2.4 °Clark

Hardest Sector in BT37

Highest mineral concentration

Highest Hardness
Sector BT37 9222 Postcodes • Soft
35 PPM2.4 °Clark

All Postcode Sectors in BT37

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