Water Hardness and Quality in St Ann's
Supplied by Yorkshire Water · Dalton & Thrybergh (Rotherham)
St Ann's has moderately hard water with quality that meets all UK drinking water standards.
Check a specific postcode in St Ann's
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
177.3mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.21pH units
UK Average: 7.43 pH unitsWell Below Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.27mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
18mg/l
UK Average: 16.9 mg/lAverage
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.09µg/l
UK Average: 1.08 µg/lWell Below Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.06mg/l
UK Average: 0.19 mg/lWell Below Average
LowAverageHigh
Water Hardness in St Ann's
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
177.3mg/l CaCO₃Moderately Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
St Ann's has moderately hard water. You may notice some limescale buildup in your kettle and on taps over time. A regular descaling routine should be sufficient for most households.
Water Source Information
- Water Company
- Yorkshire Water
- Supply Zone
- Dalton & Thrybergh (Rotherham)
- Source Type
- Mixed
- Treatment Works
- Rotherham Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Yorkshire Water
Frequently Asked Questions
Is the water hard in St Ann's?▾
St Ann's has moderately hard water at 177.3 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is St Ann's tap water safe to drink?▾
Yes, tap water in St Ann's is safe to drink. It is treated and tested by Yorkshire Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in St Ann's?▾
The water hardness in St Ann's is 177.3 mg/l CaCO₃, which is classified as "Moderately Hard". This is above the UK national average of 170 mg/l.
Who supplies water to St Ann's?▾
Water in St Ann's is supplied by Yorkshire Water, which serves the Yorkshire and the Humber region. The water comes from mixed sources and is treated at Rotherham Treatment Works.