Water Hardness and Quality in Lydd
Supplied by Affinity Water · Denge (AF077)
Lydd has slightly hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Lydd
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
108mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.7pH units
UK Average: 7.43 pH unitsWell Above 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
3.8mg/l
UK Average: 16.9 mg/lWell Below 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
0.119mg/l
UK Average: 0.19 mg/lAverage
LowAverageHigh
Water Hardness in Lydd
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
108mg/l CaCO₃Slightly Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Lydd 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
- Affinity Water
- Supply Zone
- Denge (AF077)
- Source Type
- Groundwater
- Treatment Works
- Denge Treatment Works
- Last Tested
- 2025-12-31
- Data Source
- Affinity Water
Frequently Asked Questions
Is the water hard in Lydd?▾
Lydd has moderately hard water at 108 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Lydd tap water safe to drink?▾
Yes, tap water in Lydd 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 Lydd?▾
The water hardness in Lydd is 108 mg/l CaCO₃, which is classified as "Slightly Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Lydd?▾
Water in Lydd is supplied by Affinity Water, which serves the South East England region. The water comes from underground aquifers and is treated at Denge Treatment Works.