Water Hardness and Quality in Leyburn & Middleham
Supplied by Yorkshire Water · Leyburn & Middleham (North Yorkshire)
Leyburn & Middleham has slightly hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Leyburn & Middleham
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
126.86mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.4pH units
UK Average: 7.43 pH unitsAverage
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.53mg/l
UK Average: 0.45 mg/lAbove Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
3.48mg/l
UK Average: 16.9 mg/lWell Below Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.11µg/l
UK Average: 1.08 µg/lWell Below 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 Leyburn & Middleham
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
126.86mg/l CaCO₃Slightly Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Leyburn & Middleham has moderately hard water. You may notice some limescale buildup in your kettle and on taps over time. A regular descaling routine should be sufficient for most households.
Water Source Information
- Water Company
- Yorkshire Water
- Supply Zone
- Leyburn & Middleham (North Yorkshire)
- Source Type
- Mixed
- Treatment Works
- North Yorkshire Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Yorkshire Water
Frequently Asked Questions
Is the water hard in Leyburn & Middleham?▾
Leyburn & Middleham has moderately hard water at 126.86 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Leyburn & Middleham tap water safe to drink?▾
Yes, tap water in Leyburn & Middleham 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 Leyburn & Middleham?▾
The water hardness in Leyburn & Middleham is 126.86 mg/l CaCO₃, which is classified as "Slightly Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Leyburn & Middleham?▾
Water in Leyburn & Middleham is supplied by Yorkshire Water, which serves the Yorkshire and the Humber region. The water comes from mixed sources and is treated at North Yorkshire Treatment Works.