Water Hardness and Quality in Forest of Dean Zone 12
Supplied by Severn Trent Water · Forest of Dean Zone 12
Forest of Dean Zone 12 has very hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Forest of Dean Zone 12
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
370mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.26pH units
UK Average: 7.43 pH unitsBelow Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.47mg/l
UK Average: 0.45 mg/lAverage
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
42.29mg/l
UK Average: 16.9 mg/lWell Above Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.23µg/l
UK Average: 1.08 µg/lWell Below Average
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.12mg/l
UK Average: 0.19 mg/lAverage
LowAverageHigh
Water Hardness in Forest of Dean Zone 12
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
370mg/l CaCO₃Very Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Forest of Dean Zone 12 has hard water at 370 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
- Forest of Dean Zone 12
- Source Type
- Mixed
- Treatment Works
- Gloucestershire Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Severn Trent Water
Frequently Asked Questions
Is the water hard in Forest of Dean Zone 12?▾
Yes, Forest of Dean Zone 12 has hard water at 370 mg/l CaCO₃. This is classified as "Very Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Forest of Dean Zone 12 tap water safe to drink?▾
Yes, tap water in Forest of Dean Zone 12 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 Forest of Dean Zone 12?▾
The water hardness in Forest of Dean Zone 12 is 370 mg/l CaCO₃, which is classified as "Very Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Forest of Dean Zone 12?▾
Water in Forest of Dean Zone 12 is supplied by Severn Trent Water, which serves the West Midlands region. The water comes from mixed sources and is treated at Gloucestershire Treatment Works.