Water Hardness and Quality in Oulton
Supplied by Severn Trent Water · Stafford Zone 34
Oulton has hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Oulton
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
299.8mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.64pH units
UK Average: 7.43 pH unitsWell Above Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.13mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
38.16mg/l
UK Average: 16.9 mg/lWell Above Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.41µg/l
UK Average: 1.08 µg/lBelow Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.08mg/l
UK Average: 0.19 mg/lBelow Average
LowAverageHigh
Water Hardness in Oulton
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
299.8mg/l CaCO₃Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Oulton has hard water at 299.8 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
- Stafford Zone 34
- Source Type
- Mixed
- Treatment Works
- Staffordshire Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Severn Trent Water
Frequently Asked Questions
Is the water hard in Oulton?▾
Yes, Oulton has hard water at 299.8 mg/l CaCO₃. This is classified as "Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Oulton tap water safe to drink?▾
Yes, tap water in Oulton 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 Oulton?▾
The water hardness in Oulton is 299.8 mg/l CaCO₃, which is classified as "Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Oulton?▾
Water in Oulton is supplied by Severn Trent Water, which serves the West Midlands region. The water comes from mixed sources and is treated at Staffordshire Treatment Works.