Water Hardness and Quality in Norris Green
Supplied by United Utilities · Norris Green
Norris Green has moderately hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Norris Green
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
162.5mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.54pH units
UK Average: 7.43 pH unitsAbove Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.53mg/l
UK Average: 0.45 mg/lAbove Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
8.6mg/l
UK Average: 16.9 mg/lBelow Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.55µg/l
UK Average: 1.08 µg/lAverage
LowAverageHigh
Water Hardness in Norris Green
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
162.5mg/l CaCO₃Moderately Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Norris Green 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
- Norris Green
- Source Type
- Groundwater
- Treatment Works
- Liverpool Treatment Works
- Last Tested
- 2024-12-31
- Data Source
- United Utilities
Frequently Asked Questions
Is the water hard in Norris Green?▾
Norris Green has moderately hard water at 162.5 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Norris Green tap water safe to drink?▾
Yes, tap water in Norris Green 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 Norris Green?▾
The water hardness in Norris Green is 162.5 mg/l CaCO₃, which is classified as "Moderately Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Norris Green?▾
Water in Norris Green is supplied by United Utilities, which serves the North West England region. The water comes from underground aquifers and is treated at Liverpool Treatment Works.