West Berkshire, England
West Berkshire
Your water is safe
We checked 11 things and found nothing to worry about
ExcellentYour water is safe
We checked 11 things and found nothing to worry about
ExcellentBased on environmental water monitoring, your water in RG18 (West Berkshire) is supplied by Thames Water. Based on the latest data (last sampled 2000-02-24), 11 things were tested with 0 exceeding recommended levels. The overall water quality score for RG18 is 9.3/10.
Last sampled 2000-02-24 · Tap water tests not yet available for Thames Water
This data is over 26 years old. The Environment Agency hasn't sampled near RG18 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 |
|---|---|---|---|---|
| pH | 8.2 pH | — | — | Safe |
| Temperature | 6.03 °C | — | — | Safe |
| Ammonia | 0.148 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 6.8 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.022 mg/L | 0.5 mg/L | 3 mg/L | Safe |
| Copper | 0.0015 mg/L | 2 mg/L | 2 mg/L | Safe |
Source: Environment Agency
General-purpose filters for common UK tap water concerns.

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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 RG18. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 8.2 pH | — | — | Safe |
| Temperature | 6.03 °C | — | — | Safe |
| Ammonia | 0.148 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 6.8 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.022 mg/L | 0.5 mg/L | 3 mg/L | Safe |
| Copper | 0.0015 mg/L | 2 mg/L | 2 mg/L | Safe |
Source: Environment Agency
We'll email you when water quality data changes for RG18.