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Surrey Heath, England
Surrey Heath
Your water is safe
We checked 11 things and found 1 worth knowing about
GoodYour water is safe
We checked 11 things and found 1 worth knowing about
GoodPFAS — known as 'forever chemicals' — were found at 0.0063 µg/L in water tests near GU15. The UK doesn't have a legal limit for these yet.
Tap water in GU15 (Surrey Heath, Surrey Heath) is supplied by Thames Water and scored 8.6 out of 10 for safety based on 11 tested parameters. 1 contaminant exceeded recommended safe levels: Ammonia. PFAS (forever chemicals) were detected at 0.0063 µg/L in nearby environmental monitoring. The UK currently has no legal limit for PFAS in drinking water. Data is from samples last taken 2025-07-14, sourced from the Environment Agency Water Quality Archive.
Last sampled 2025-07-14 · Tap water tests not yet available for Thames Water
Here’s what government tests found in water near you.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.398 mg/L | 0.5 mg/L | — | Watch |
Source: Environment Agency
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Rivers, groundwater and reservoirs near GU15. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.398 mg/L | 0.5 mg/L | — | Watch |
Source: Environment Agency
We'll email you when water quality data changes for GU15.