Water Hardness in New York
New York has hard water at 264.21 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.
264.21
mg/l CaCO₃
HardUK average: 197.72 mg/l
264.21
0 (Soft)200 (Hard)400+ (Very Hard)
What Does Hard Water Mean?
With a hardness of 264.21 mg/l, New York 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
- Sitwell (Rotherham)
- Source Type
- Groundwater
- Treatment Works
- Rotherham Treatment Works
Full Water Quality Report for New York
See all 7 water quality parameters including pH, chlorine, lead, nitrate, fluoride and more.
Frequently Asked Questions
Is water hard in New York?▾
Yes, New York has hard water at 264.21 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 New York?▾
The water hardness in New York is 264.21 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 New York?▾
Water in New York is supplied by Yorkshire Water, which covers the Yorkshire and the Humber region. The water is sourced from underground aquifers (boreholes) and treated at Rotherham Treatment Works before distribution.