UK Water Quality Report • 2026 Data

Water Hardness in BT45

Water supply analysis across 5 postcode sectors in BT45 (Northern Ireland Water).

Outcode Avg Hardness35 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode BT45

Analyzing water quality disclosures across all 5 postcode sectors in outcode BT45 reveals an average water hardness of 35 PPM (Soft Water). Public water supply across this area is managed by Northern Ireland Water, responsible for treating and delivering water to residential households.

Water chemistry can fluctuate across supply zones in BT45. The lowest mineral concentration is recorded in sector BT45 5 at 35 PPM, whereas sector BT45 9 experiences higher mineral levels reaching 35 PPM.

Since BT45 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 BT45

Lowest mineral concentration

Softest
Sector BT45 5243 Postcodes • Soft
35 PPM2.4 °Clark

Hardest Sector in BT45

Highest mineral concentration

Highest Hardness
Sector BT45 924 Postcodes • Soft
35 PPM2.4 °Clark

All Postcode Sectors in BT45

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