Water Hardness in Cottingham
Cottingham has hard water at 277.36 mg/l CaCO₃. This is above the UK national average of 197.72 mg/l. You may notice limescale buildup on taps, in kettles, and around showerheads.
277.36
mg/l CaCO₃
HardUK average: 197.72 mg/l
277.36
0 (Soft)200 (Hard)400+ (Very Hard)
What Does Hard Water Mean?
With a hardness of 277.36 mg/l, Cottingham has hard water. This level of hardness is common in areas supplied from chalk and limestone aquifers in the South East of England.
You will likely notice white limescale deposits on taps, showerheads, and inside your kettle. Over time, limescale can reduce the efficiency of boilers and heating systems, increasing energy costs. A water softener can help prevent these issues.
Water Supplier
- Water Company
- Yorkshire Water
- Supply Zone
- West Carr (Kingston upon Hull)
- Source Type
- Groundwater
- Treatment Works
- Kingston upon Hull Treatment Works
Full Water Quality Report for Cottingham
See all 7 water quality parameters including pH, chlorine, lead, nitrate, fluoride and more.
Frequently Asked Questions
Is water hard in Cottingham?▾
Yes, Cottingham has hard water at 277.36 mg/l CaCO₃, classified as "Hard". You will likely notice limescale buildup on taps, in kettles, and around showerheads. A water softener or regular descaling can help manage this.
What is the hardness of water in Cottingham?▾
The water hardness in Cottingham is 277.36 mg/l CaCO₃ (milligrams per litre of calcium carbonate). This is classified as "Hard" on the standard UK scale and is above the national average of 197.72 mg/l. Water is supplied by Yorkshire Water from underground aquifer sources.
Who supplies water to Cottingham?▾
Water in Cottingham is supplied by Yorkshire Water, which covers the Yorkshire and the Humber region. The water is sourced from underground aquifers (boreholes) and treated at Kingston upon Hull Treatment Works before distribution.