Water Hardness and Quality in Lower Wanborough
Supplied by Thames Water · Swindon East (S15)
Lower Wanborough has hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Lower Wanborough
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
263mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.5pH units
UK Average: 7.43 pH unitsAbove Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.26mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
21mg/l
UK Average: 16.9 mg/lAbove 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
0.14mg/l
UK Average: 0.19 mg/lAbove Average
LowAverageHigh
Water Hardness in Lower Wanborough
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
263mg/l CaCO₃Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Lower Wanborough has hard water at 263 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
- Thames Water
- Supply Zone
- Swindon East (S15)
- Source Type
- Groundwater
- Treatment Works
- Swindon East Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Thames Water
Frequently Asked Questions
Is the water hard in Lower Wanborough?▾
Yes, Lower Wanborough has hard water at 263 mg/l CaCO₃. This is classified as "Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Lower Wanborough tap water safe to drink?▾
Yes, tap water in Lower Wanborough is safe to drink. It is treated and tested by Thames Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Lower Wanborough?▾
The water hardness in Lower Wanborough is 263 mg/l CaCO₃, which is classified as "Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Lower Wanborough?▾
Water in Lower Wanborough is supplied by Thames Water, which serves the London and Thames Valley region. The water comes from underground aquifers and is treated at Swindon East Treatment Works.