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Woking, England
Woking
Your water is safe
We checked 12 things and found 2 worth knowing about
GoodYour water is safe
We checked 12 things and found 2 worth knowing about
GoodTap water in GU22 (Woking, Woking) is supplied by Thames Water and scored 8.6 out of 10 for safety based on 12 tested parameters. 2 contaminants exceeded recommended safe levels: Manganese, Iron. Data is from samples last taken 2007-06-18, sourced from the Environment Agency Water Quality Archive.
Last sampled 2007-06-18 · Tap water tests not yet available for Thames Water
This data is over 19 years old. The Environment Agency hasn't sampled near GU22 recently. Scores reflect the most recent available data.
Here’s what government tests found in water near you.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Manganese | 0.058 mg/L | 0.05 mg/L | 0.08 mg/L | Over limit |
| Iron | 1.84 mg/L | 0.2 mg/L | 0.3 mg/L | Over limit |
Source: Environment Agency
2 contaminants flagged in GU22. These filters are matched to what was found in your water.

Our pick for GU22
Waterdrop WHF21 Whole House
Whole House · NSF/ANSI 42
Removes both Manganese and Iron — the two contaminants flagged in GU22. Protects every tap in your home.
Removes from your water
£600
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
Confirm exactly what's in your pipes
Learn more about the water quality issues relevant to this area.
Rivers, groundwater and reservoirs near GU22. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Manganese | 0.058 mg/L | 0.05 mg/L | 0.08 mg/L | Over limit |
| Iron | 1.84 mg/L | 0.2 mg/L | 0.3 mg/L | Over limit |
Source: Environment Agency
We'll email you when water quality data changes for GU22.