Water Hardness and Quality in Thornton Dale & Wolds
Supplied by Yorkshire Water · Thornton Dale & Wolds (North Yorkshire)
Thornton Dale & Wolds has hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Thornton Dale & Wolds
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
275.07mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.41pH units
UK Average: 7.43 pH unitsAverage
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.36mg/l
UK Average: 0.45 mg/lBelow Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
26.5mg/l
UK Average: 16.9 mg/lWell Above Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.9µg/l
UK Average: 1.08 µg/lAbove Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.06mg/l
UK Average: 0.19 mg/lWell Below Average
LowAverageHigh
Water Hardness in Thornton Dale & Wolds
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
275.07mg/l CaCO₃Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Thornton Dale & Wolds has hard water at 275.07 mg/l. You will likely experience significant limescale buildup in kettles, boilers, and on bathroom surfaces. Many residents in your area use water softeners or anti-limescale products.
Water Source Information
- Water Company
- Yorkshire Water
- Supply Zone
- Thornton Dale & Wolds (North Yorkshire)
- Source Type
- Groundwater
- Treatment Works
- North Yorkshire Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Yorkshire Water
Frequently Asked Questions
Is the water hard in Thornton Dale & Wolds?▾
Yes, Thornton Dale & Wolds has hard water at 275.07 mg/l CaCO₃. This is classified as "Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Thornton Dale & Wolds tap water safe to drink?▾
Yes, tap water in Thornton Dale & Wolds is safe to drink. It is treated and tested by Yorkshire Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Thornton Dale & Wolds?▾
The water hardness in Thornton Dale & Wolds is 275.07 mg/l CaCO₃, which is classified as "Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Thornton Dale & Wolds?▾
Water in Thornton Dale & Wolds is supplied by Yorkshire Water, which serves the Yorkshire and the Humber region. The water comes from underground aquifers and is treated at North Yorkshire Treatment Works.