Water Hardness and Quality in Wigan
Supplied by United Utilities · Chorley South West
Wigan has slightly hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Wigan
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
111.1mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.33pH units
UK Average: 7.43 pH unitsBelow Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.83mg/l
UK Average: 0.45 mg/lWell Above Average
LowAverageHigh
Water Hardness in Wigan
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
111.1mg/l CaCO₃Slightly Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Wigan 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
- United Utilities
- Supply Zone
- Chorley South West
- Source Type
- Mixed
- Treatment Works
- Chorley Treatment Works
- Last Tested
- 2024-12-31
- Data Source
- United Utilities
Frequently Asked Questions
Is the water hard in Wigan?▾
Wigan has moderately hard water at 111.1 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Wigan tap water safe to drink?▾
Yes, tap water in Wigan is safe to drink. It is treated and tested by United Utilities and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Wigan?▾
The water hardness in Wigan is 111.1 mg/l CaCO₃, which is classified as "Slightly Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Wigan?▾
Water in Wigan is supplied by United Utilities, which serves the North West England region. The water comes from mixed sources and is treated at Chorley Treatment Works.