Water Hardness and Quality in Mexborough
Supplied by Yorkshire Water · Rotherham West (Rotherham)
Mexborough has slightly hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Mexborough
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
129.11mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.26pH units
UK Average: 7.43 pH unitsBelow Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.22mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
8.23mg/l
UK Average: 16.9 mg/lBelow Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
7.35µg/l
UK Average: 1.08 µg/lWell Above Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.07mg/l
UK Average: 0.19 mg/lWell Below Average
LowAverageHigh
Water Hardness in Mexborough
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
129.11mg/l CaCO₃Slightly Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Mexborough 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
- Rotherham West (Rotherham)
- Source Type
- Mixed
- Treatment Works
- Rotherham Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Yorkshire Water
Frequently Asked Questions
Is the water hard in Mexborough?▾
Mexborough has moderately hard water at 129.11 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Mexborough tap water safe to drink?▾
Yes, tap water in Mexborough 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 Mexborough?▾
The water hardness in Mexborough is 129.11 mg/l CaCO₃, which is classified as "Slightly Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Mexborough?▾
Water in Mexborough is supplied by Yorkshire Water, which serves the Yorkshire and the Humber region. The water comes from mixed sources and is treated at Rotherham Treatment Works.