Water Hardness and Quality in Nelson
Supplied by Yorkshire Water · Earby & Coates (Pendle)
Nelson has soft water with quality that meets all UK drinking water standards.
Check a specific postcode in Nelson
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
16.38mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.71pH units
UK Average: 7.43 pH unitsWell Above Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.13mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
2.59mg/l
UK Average: 16.9 mg/lWell Below Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.11µg/l
UK Average: 1.08 µg/lWell Below Average
LowAverageHigh
Water Hardness in Nelson
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
16.38mg/l CaCO₃Soft
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Nelson 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
- Yorkshire Water
- Supply Zone
- Earby & Coates (Pendle)
- Source Type
- Mixed
- Treatment Works
- Pendle Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Yorkshire Water
Frequently Asked Questions
Is the water hard in Nelson?▾
No, Nelson has soft water at just 16.38 mg/l CaCO₃. You are unlikely to experience significant limescale issues.
Is Nelson tap water safe to drink?▾
Yes, tap water in Nelson 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 Nelson?▾
The water hardness in Nelson is 16.38 mg/l CaCO₃, which is classified as "Soft". This is below the UK national average of 170 mg/l.
Who supplies water to Nelson?▾
Water in Nelson is supplied by Yorkshire Water, which serves the Yorkshire and the Humber region. The water comes from mixed sources and is treated at Pendle Treatment Works.