Water Hardness and Quality in Stansted Mountfitchet
Supplied by Affinity Water · Stansted (AF011)
Stansted Mountfitchet has very hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Stansted Mountfitchet
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
345mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Well Above Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7pH units
UK Average: 7.43 pH unitsWell Below Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.22mg/l
UK Average: 0.45 mg/lWell Below Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
29.3mg/l
UK Average: 16.9 mg/lWell Above Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.67µg/l
UK Average: 1.08 µg/lAverage
LowAverageHigh
Fluoride
UK Standard: max 1.5 mg/l
0.198mg/l
UK Average: 0.19 mg/lWell Above Average
LowAverageHigh
Water Hardness in Stansted Mountfitchet
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
345mg/l CaCO₃Very Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Stansted Mountfitchet has hard water at 345 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
- Affinity Water
- Supply Zone
- Stansted (AF011)
- Source Type
- Groundwater
- Treatment Works
- Stansted Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Affinity Water
Frequently Asked Questions
Is the water hard in Stansted Mountfitchet?▾
Yes, Stansted Mountfitchet has hard water at 345 mg/l CaCO₃. This is classified as "Very Hard" on the standard scale. You may notice limescale buildup in kettles and on taps.
Is Stansted Mountfitchet tap water safe to drink?▾
Yes, tap water in Stansted Mountfitchet is safe to drink. It is treated and tested by Affinity Water and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Stansted Mountfitchet?▾
The water hardness in Stansted Mountfitchet is 345 mg/l CaCO₃, which is classified as "Very Hard". This is above the UK national average of 170 mg/l.
Who supplies water to Stansted Mountfitchet?▾
Water in Stansted Mountfitchet is supplied by Affinity Water, which serves the South East England region. The water comes from underground aquifers and is treated at Stansted Treatment Works.