Water Hardness and Quality in Birmingham Zone 22
Supplied by Severn Trent Water · Birmingham Zone 22
Birmingham Zone 22 has moderately soft water with quality that meets all UK drinking water standards.
Check a specific postcode in Birmingham Zone 22
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
73.5mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
8.12pH units
UK Average: 7.43 pH unitsWell Above Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.42mg/l
UK Average: 0.45 mg/lAverage
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
6.07mg/l
UK Average: 16.9 mg/lWell Below 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
0.72mg/l
UK Average: 0.19 mg/lWell Above Average
LowAverageHigh
Water Hardness in Birmingham Zone 22
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
73.5mg/l CaCO₃Moderately Soft
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Birmingham Zone 22 has soft water. This means less limescale buildup in your appliances, less soap needed for cleaning, and generally fewer issues with mineral deposits. You are unlikely to need a water softener.
Water Source Information
- Water Company
- Severn Trent Water
- Supply Zone
- Birmingham Zone 22
- Source Type
- Reservoir
- Treatment Works
- Birmingham Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Severn Trent Water
Frequently Asked Questions
Is the water hard in Birmingham Zone 22?▾
No, Birmingham Zone 22 has soft water at just 73.5 mg/l CaCO₃. You are unlikely to experience significant limescale issues.
Is Birmingham Zone 22 tap water safe to drink?▾
Yes, tap water in Birmingham Zone 22 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 Birmingham Zone 22?▾
The water hardness in Birmingham Zone 22 is 73.5 mg/l CaCO₃, which is classified as "Moderately Soft". This is below the UK national average of 170 mg/l.
Who supplies water to Birmingham Zone 22?▾
Water in Birmingham Zone 22 is supplied by Severn Trent Water, which serves the West Midlands region. The water comes from upland reservoirs and is treated at Birmingham Treatment Works.