Water Hardness and Quality in Holland Slack
Supplied by United Utilities · Lostock Hall
Holland Slack has slightly hard water with quality that meets all UK drinking water standards.
Check a specific postcode in Holland Slack
Water Quality Scorecard
Total Hardness
Guideline: 150+ mg/l is considered hard
117.4mg/l CaCO₃
UK Average: 197.72 mg/l CaCO₃Below Average
LowAverageHigh
pH Level
UK Standard: 6.5 – 9.5
7.52pH units
UK Average: 7.43 pH unitsAbove Average
LowAverageHigh
Free Chlorine
Guideline: below 1 mg/l
0.68mg/l
UK Average: 0.45 mg/lWell Above Average
LowAverageHigh
Nitrate
UK Standard: max 50 mg/l
2.21mg/l
UK Average: 16.9 mg/lWell Below Average
LowAverageHigh
Lead
UK Standard: max 10 µg/l
0.55µg/l
UK Average: 1.08 µg/lAverage
LowAverageHigh
Water Hardness in Holland Slack
Hardness is the most searched water quality metric. It affects limescale buildup in kettles, boilers, and pipes.
117.4mg/l CaCO₃Slightly Hard
Soft
Mod. Soft
Slightly Hard
Mod. Hard
Hard
Very Hard
Holland Slack 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
- United Utilities
- Supply Zone
- Lostock Hall
- Source Type
- Mixed
- Treatment Works
- South Ribble Treatment Works
- Last Tested
- 2024-12-31
- Data Source
- United Utilities
Frequently Asked Questions
Is the water hard in Holland Slack?▾
Holland Slack has moderately hard water at 117.4 mg/l CaCO₃. Some limescale may occur but it is manageable with regular descaling.
Is Holland Slack tap water safe to drink?▾
Yes, tap water in Holland Slack is safe to drink. It is treated and tested by United Utilities and meets all UK Drinking Water Inspectorate standards. All tested parameters are within regulatory limits.
What is the water hardness in Holland Slack?▾
The water hardness in Holland Slack is 117.4 mg/l CaCO₃, which is classified as "Slightly Hard". This is below the UK national average of 170 mg/l.
Who supplies water to Holland Slack?▾
Water in Holland Slack is supplied by United Utilities, which serves the North West England region. The water comes from mixed sources and is treated at South Ribble Treatment Works.