Water Hardness and Quality in South Horrington
Supplied by Wessex Water · Zeals
South Horrington has hard water with quality that meets all UK drinking water standards.
Check a specific postcode in South Horrington
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
290mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.6pH units
UK Average: 7.43 pH unitsWell Above Average
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
30.7mg/l
UK Average: 16.9 mg/lWell Above Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.9µg/l
UK Average: 1.08 µg/lAbove Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.08mg/l
UK Average: 0.19 mg/lBelow Average
LowAverageHigh
Water Hardness in South Horrington
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
290mg/l CaCO₃Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
South Horrington has hard water at 290 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
- Zeals
- Source Type
- Groundwater
- Treatment Works
- Zeals Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Wessex Water
Frequently Asked Questions
Is the water hard in South Horrington?▾
Yes, South Horrington has hard water at 290 mg/l CaCO₃. This is classified as "Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is South Horrington tap water safe to drink?▾
Yes, tap water in South Horrington 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 South Horrington?▾
The water hardness in South Horrington is 290 mg/l CaCO₃, which is classified as "Hard". This is above the UK national average of 170 mg/l.
Who supplies water to South Horrington?▾
Water in South Horrington is supplied by Wessex Water, which serves the South West England region. The water comes from underground aquifers and is treated at Zeals Treatment Works.