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Knowsley, England
Your water in L31
Knowsley
Your water is safe
We checked 15 things and found nothing to worry about
ExcellentYour water is safe
We checked 15 things and found nothing to worry about
ExcellentTap water in L31 (Knowsley, Knowsley) is supplied by United Utilities and scored 9.3 out of 10 for safety based on 15 tested parameters. No contaminants exceeded recommended safe levels. Data is from 827 samples collected up to 2022-12-20, sourced from United Utilities via the Stream Water Data Portal.
Drinking water testsHow we score
Last sampled 2022-12-20 · 827 samples
This data is over 3 years old. Newer data may be available soon.
What’s in your tap water
Results from drinking water tests in Knowsley.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Turbidity | 0.24 NTU | 4 NTU | 4 NTU | Safe |
| Iron | 0.007 mg/L | 0.2 mg/L | 0.3 mg/L | Safe |
| Aluminium | 0.00622 mg/L | 0.2 mg/L | — | Safe |
| Manganese | 0.00045 mg/L | 0.05 mg/L | 0.08 mg/L | Safe |
| Bromate | 0.00114 mg/L | 0.01 mg/L | 0.01 mg/L | Safe |
| Chromium | 0.00083 mg/L | 0.05 mg/L | 0.05 mg/L | Safe |
Source: Stream Water Data Portal
Filters for L31
General-purpose filters for common UK tap water concerns.
Our pick for L31
BRITA Marella XL + MAXTRA PRO
Jug Filter · TUV SUD
A solid all-round filter for L31. Removes Chlorine, Lead, Copper and more. No installation needed.
Check price & reviews
£25
4.5/5
2 more options
Recommendations matched to your area's water data, not sponsorship. We may earn a commission at no extra cost to you. Affiliate disclosure · Full filter guide
Shower filters
Remove chlorine for better skin and hair
Test your water
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Related guides
Learn more about the water quality issues relevant to this area.
Environmental water nearby
Rivers, groundwater and reservoirs near L31. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.496 mg/L | 0.5 mg/L | — | Watch |
Source: Environment Agency
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