Water Supply Analysis: Outcode ST4
Analyzing water quality disclosures across all 9 postcode sectors in outcode ST4 reveals an average water hardness of 160 PPM (Moderately Hard Water). Public water supply across this area is managed by Severn Trent Water, responsible for treating and delivering water to residential households.
Water chemistry can fluctuate across supply zones in ST4. The lowest mineral concentration is recorded in sector ST4 1 at 160 PPM, whereas sector ST4 9 experiences higher mineral levels reaching 160 PPM.
Due to the moderately hard water (160 PPM) in ST4, limescale build-up can occur on heating elements, shower heads, and boilers. Setting your dishwasher water softener to the correct level (e.g. Bosch setting H02) is strongly recommended to prevent cloudy glassware and internal scale accumulation. Review the individual postcode sectors below to get precise dishwasher salt settings and limescale recommendations.