Cherwell, England
Cherwell
Your water is safe
We checked 8 things and found nothing to worry about
ExcellentYour water is safe
We checked 8 things and found nothing to worry about
ExcellentBased on environmental water monitoring, your water in OX15 (Cherwell) is supplied by Thames Water. Based on the latest data (last sampled 2025-03-26), 8 things were tested with 0 exceeding recommended levels. The overall water quality score for OX15 is 9/10.
Last sampled 2025-03-26 · 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 |
|---|---|---|---|---|
| pH | 8.31 pH | — | — | Safe |
| Temperature | 10 °C | — | — | Safe |
| Conductivity | 620 µS/cm | — | — | Safe |
| Ammonia | 0.056 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 15 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.089 mg/L | 0.5 mg/L | 3 mg/L | Safe |
Source: Environment Agency
General-purpose filters for common UK tap water concerns.

Our pick for OX15
BRITA Marella XL + MAXTRA PRO
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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
Rivers, groundwater and reservoirs near OX15. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 8.31 pH | — | — | Safe |
| Temperature | 10 °C | — | — | Safe |
| Conductivity | 620 µS/cm | — | — | Safe |
| Ammonia | 0.056 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 15 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.089 mg/L | 0.5 mg/L | 3 mg/L | Safe |
Source: Environment Agency
We'll email you when water quality data changes for OX15.