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South Oxfordshire, England
South Oxfordshire
Your water is safe
We checked 22 things and found 2 worth knowing about
GoodYour water is safe
We checked 22 things and found 2 worth knowing about
GoodTap water in OX33 (South Oxfordshire, South Oxfordshire) is supplied by Thames Water and scored 7.5 out of 10 for safety based on 22 tested parameters. 2 contaminants exceeded recommended safe levels: Coliform Bacteria, E. coli. Data is from 1,037 samples collected up to 2025-12-31, sourced from Thames Water via the Stream Water Data Portal.
Last sampled 2025-12-31 · 1,037 samples
Results from drinking water tests in South Oxfordshire.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Coliform Bacteria | 6 count/100ml | 0 count/100ml | 0 count/100ml | Over limit |
| E. coli | 3 count/100ml | 0 count/100ml | 0 count/100ml | Over limit |
Source: Stream Water Data Portal
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Rivers, groundwater and reservoirs near OX33. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 8.33 pH | — | — | Safe |
| Temperature | 7.4 °C | — | — | Safe |
| Ammonia | 0.129 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 6.5 mg/L | 50 mg/L | 50 mg/L | Safe |
| Phosphate | 0.414 mg/L | — | — | Safe |
| Dissolved Oxygen | 13 mg/L | — | — | Safe |
Source: Environment Agency
We'll email you when water quality data changes for OX33.