Water Hardness and Quality in Compton
Supplied by Wessex Water · Compton
Compton has hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Compton
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
246.6mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Above 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
0.3mg/l
UK Average: 0.45 mg/lBelow Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
22.7mg/l
UK Average: 16.9 mg/lAbove Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.7µg/l
UK Average: 1.08 µg/lAverage
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.08mg/l
UK Average: 0.19 mg/lBelow Average
LowAverageHigh
Water Hardness in Compton
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
246.6mg/l CaCO₃Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Compton has hard water at 246.6 mg/l. You will likely experience significant limescale buildup in kettles, boilers, and on bathroom surfaces. Many residents in your area use water softeners or anti-limescale products.
Water Source Information
- Water Company
- Wessex Water
- Supply Zone
- Compton
- Source Type
- Mixed
- Treatment Works
- Compton Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Wessex Water
Frequently Asked Questions
Is the water hard in Compton?▾
Yes, Compton has hard water at 246.6 mg/l CaCO₃. This is classified as "Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Compton tap water safe to drink?▾
Yes, tap water in Compton is safe to drink. It is treated and tested by Wessex Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Compton?▾
The water hardness in Compton is 246.6 mg/l CaCO₃, which is classified as "Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Compton?▾
Water in Compton is supplied by Wessex Water, which serves the South West England region. The water comes from mixed sources and is treated at Compton Treatment Works.