Water Hardness in Wormley
Wormley has slightly hard water at 143 mg/l CaCO₃. This is below the UK national average of 197.72 mg/l. Some limescale may occur but it is usually manageable.
143
mg/l CaCO₃
Slightly HardUK average: 197.72 mg/l
143
0 (Soft)200 (Hard)400+ (Very Hard)
What Does Slightly Hard Water Mean?
At 143 mg/l, Wormley has slightly hard water. This is a moderate level that may cause some limescale in high-use areas like kettles and showerheads.
Regular descaling of kettles and appliances should be sufficient to manage any buildup. A whole-house water softener is optional at this level but may still be beneficial.
Water Supplier
- Water Company
- Thames Water
- Supply Zone
- Witley (G9)
- Source Type
- Groundwater
- Treatment Works
- Witley Treatment Works
Full Water Quality Report for Wormley
See all 8 water quality parameters including pH, chlorine, lead, nitrate, fluoride and more.
Frequently Asked Questions
Is water hard in Wormley?▾
Wormley has moderately hard water at 143 mg/l CaCO₃, classified as "Slightly Hard". Some limescale may occur but it is usually manageable with regular cleaning.
What is the hardness of water in Wormley?▾
The water hardness in Wormley is 143 mg/l CaCO₃ (milligrams per litre of calcium carbonate). This is classified as "Slightly Hard" on the standard UK scale and is below the national average of 197.72 mg/l. Water is supplied by Thames Water from underground aquifer sources.
Who supplies water to Wormley?▾
Water in Wormley is supplied by Thames Water, which covers the London and Thames Valley region. The water is sourced from underground aquifers (boreholes) and treated at Witley Treatment Works before distribution.