UK Water Quality Report • 2026 Data

Water Hardness in SA67

Water supply analysis across 3 postcode sectors in SA67 (South West Water).

Outcode Avg Hardness40 PPMSoft Water
Regional Quality Overview

Water Supply Analysis: Outcode SA67

Looking for water hardness metrics in SA67? Water supplied by South West Water in this outcode registers a baseline average of 40 PPM across 3 distinct postcode sectors.

Water chemistry can fluctuate across supply zones in SA67. The lowest mineral concentration is recorded in sector SA67 7 at 40 PPM, whereas sector SA67 9 experiences higher mineral levels reaching 40 PPM.

Since SA67 enjoys soft water (40 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 SA67

Lowest mineral concentration

Softest
Sector SA67 796 Postcodes • Soft
40 PPM2.8 °Clark

Hardest Sector in SA67

Highest mineral concentration

Highest Hardness
Sector SA67 97 Postcodes • Soft
40 PPM2.8 °Clark

All Postcode Sectors in SA67

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