Water Hardness and Quality in Leighton
Supplied by Wessex Water · Maundown North
Leighton has moderately soft water with quality that meets all UK drinking water standards.
Check a specific postcode in Leighton
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
50.4mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.2pH units
UK Average: 7.43 pH unitsWell Below Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.3mg/l
UK Average: 0.45 mg/lBelow Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
4.1mg/l
UK Average: 16.9 mg/lWell Below 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
0.03mg/l
UK Average: 0.19 mg/lWell Below Average
LowAverageHigh
Water Hardness in Leighton
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
50.4mg/l CaCO₃Moderately Soft
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Leighton has soft water. This means less limescale buildup in your appliances, less soap needed for cleaning, and generally fewer issues with mineral deposits. You are unlikely to need a water softener.
Water Source Information
- Water Company
- Wessex Water
- Supply Zone
- Maundown North
- Source Type
- Reservoir
- Treatment Works
- Maundown North Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Wessex Water
Frequently Asked Questions
Is the water hard in Leighton?▾
No, Leighton has soft water at just 50.4 mg/l CaCO₃. You are unlikely to experience significant limescale issues.
Is Leighton tap water safe to drink?▾
Yes, tap water in Leighton is safe to drink. It is treated and tested by Wessex Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Leighton?▾
The water hardness in Leighton is 50.4 mg/l CaCO₃, which is classified as "Moderately Soft". This is below the UK national average of 170 mg/l.
Who supplies water to Leighton?▾
Water in Leighton is supplied by Wessex Water, which serves the South West England region. The water comes from upland reservoirs and is treated at Maundown North Treatment Works.