Water Hardness and Quality in Telford and Wrekin Zone 25
Supplied by Severn Trent Water · Telford and Wrekin Zone 25
Telford and Wrekin Zone 25 has very hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Telford and Wrekin Zone 25
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
384.3mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.44pH units
UK Average: 7.43 pH unitsAverage
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.31mg/l
UK Average: 0.45 mg/lBelow Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
20.58mg/l
UK Average: 16.9 mg/lAbove Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.13µg/l
UK Average: 1.08 µg/lWell Below Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.08mg/l
UK Average: 0.19 mg/lBelow Average
LowAverageHigh
Water Hardness in Telford and Wrekin Zone 25
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
384.3mg/l CaCO₃Very Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Telford and Wrekin Zone 25 has hard water at 384.3 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
- Telford and Wrekin Zone 25
- Source Type
- Groundwater
- Treatment Works
- Shropshire Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Severn Trent Water
Frequently Asked Questions
Is the water hard in Telford and Wrekin Zone 25?▾
Yes, Telford and Wrekin Zone 25 has hard water at 384.3 mg/l CaCO₃. This is classified as "Very Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Telford and Wrekin Zone 25 tap water safe to drink?▾
Yes, tap water in Telford and Wrekin Zone 25 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 Telford and Wrekin Zone 25?▾
The water hardness in Telford and Wrekin Zone 25 is 384.3 mg/l CaCO₃, which is classified as "Very Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Telford and Wrekin Zone 25?▾
Water in Telford and Wrekin Zone 25 is supplied by Severn Trent Water, which serves the West Midlands region. The water comes from underground aquifers and is treated at Shropshire Treatment Works.