Water Hardness and Quality in Sibthorpe
Supplied by Severn Trent Water · Bassetlaw Zone 36
Sibthorpe has very hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Sibthorpe
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
319.9mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.56pH units
UK Average: 7.43 pH unitsAbove Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.19mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
34.73mg/l
UK Average: 16.9 mg/lWell Above Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.28µg/l
UK Average: 1.08 µg/lBelow Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.82mg/l
UK Average: 0.19 mg/lWell Above Average
LowAverageHigh
Water Hardness in Sibthorpe
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
319.9mg/l CaCO₃Very Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Sibthorpe has hard water at 319.9 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
- Severn Trent Water
- Supply Zone
- Bassetlaw Zone 36
- Source Type
- Groundwater
- Treatment Works
- Nottingham Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Severn Trent Water
Frequently Asked Questions
Is the water hard in Sibthorpe?▾
Yes, Sibthorpe has hard water at 319.9 mg/l CaCO₃. This is classified as "Very Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Sibthorpe tap water safe to drink?▾
Yes, tap water in Sibthorpe is safe to drink. It is treated and tested by Severn Trent Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Sibthorpe?▾
The water hardness in Sibthorpe is 319.9 mg/l CaCO₃, which is classified as "Very Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Sibthorpe?▾
Water in Sibthorpe is supplied by Severn Trent Water, which serves the West Midlands region. The water comes from underground aquifers and is treated at Nottingham Treatment Works.