Water Hardness and Quality in Blackburn Central
Supplied by United Utilities · Blackburn Central
Blackburn Central has moderately soft water with quality that meets all UK drinking water standards.
Check a specific postcode in Blackburn Central
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
57.4mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Below 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
0.44mg/l
UK Average: 0.45 mg/lAverage
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.55µg/l
UK Average: 1.08 µg/lAverage
LowAverageHigh
Water Hardness in Blackburn Central
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
57.4mg/l CaCO₃Moderately Soft
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Blackburn Central 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
- United Utilities
- Supply Zone
- Blackburn Central
- Source Type
- Reservoir
- Treatment Works
- Blackburn with Darwen Treatment Works
- Last Tested
- 2024-12-31
- Data Source
- United Utilities
Frequently Asked Questions
Is the water hard in Blackburn Central?▾
No, Blackburn Central has soft water at just 57.4 mg/l CaCO₃. You are unlikely to experience significant limescale issues.
Is Blackburn Central tap water safe to drink?▾
Yes, tap water in Blackburn Central 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 Blackburn Central?▾
The water hardness in Blackburn Central is 57.4 mg/l CaCO₃, which is classified as "Moderately Soft". This is below the UK national average of 170 mg/l.
Who supplies water to Blackburn Central?▾
Water in Blackburn Central is supplied by United Utilities, which serves the North West England region. The water comes from upland reservoirs and is treated at Blackburn with Darwen Treatment Works.