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North Norfolk, England
North Norfolk
Your water is safe
We checked 18 things and found 1 worth knowing about
ExcellentYour water is safe
We checked 18 things and found 1 worth knowing about
ExcellentTap water in PE31 (North Norfolk, North Norfolk) is supplied by Anglian Water and scored 9.2 out of 10 for safety based on 18 tested parameters. 1 contaminant exceeded recommended safe levels: Nitrate. Data is from 1,589 samples collected up to 2025-04-14, sourced from Anglian Water via the Stream Water Data Portal.
Last sampled 2025-04-14 · 1,589 samples
Results from drinking water tests in North Norfolk.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Nitrate | 39 mg/L | 50 mg/L | 50 mg/L | Watch |
Source: Stream Water Data Portal
1 contaminant flagged in PE31. These filters are matched to what was found in your water.

Our pick for PE31
Waterdrop G3P600 Reverse Osmosis
Reverse Osmosis · NSF/ANSI 58, NSF/ANSI 372
The Waterdrop G3P600 Reverse Osmosis is certified to remove Nitrate, which was flagged in PE31. Fits under your kitchen sink for filtered water on tap.
Removes from your water
£399
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
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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 PE31. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 8.05 pH | — | — | Safe |
| Temperature | 4 °C | — | — | Safe |
| Conductivity | 820 µS/cm | — | — | Safe |
| Dissolved Oxygen | 9.85 mg/L | — | — | Safe |
| Nitrate | 16 mg/L | 50 mg/L | 50 mg/L | Safe |
| Phosphate | 0.03 mg/L | — | — | Safe |
Source: Environment Agency
We'll email you when water quality data changes for PE31.