Water Hardness and Quality in Rainford
Supplied by United Utilities · Windle
Rainford has slightly hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Rainford
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
105.1mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.51pH units
UK Average: 7.43 pH unitsAbove Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.66µg/l
UK Average: 1.08 µg/lAverage
LowAverageHigh
Water Hardness in Rainford
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
105.1mg/l CaCO₃Slightly Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Rainford 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
- Windle
- Source Type
- Mixed
- Treatment Works
- St. Helens Treatment Works
- Last Tested
- 2024-12-31
- Data Source
- United Utilities
Frequently Asked Questions
Is the water hard in Rainford?▾
Rainford has moderately hard water at 105.1 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Rainford tap water safe to drink?▾
Yes, tap water in Rainford 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 Rainford?▾
The water hardness in Rainford is 105.1 mg/l CaCO₃, which is classified as "Slightly Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Rainford?▾
Water in Rainford is supplied by United Utilities, which serves the North West England region. The water comes from mixed sources and is treated at St. Helens Treatment Works.