Stafford, England
Stafford
Your water is safe
We checked 19 things and found nothing to worry about
GoodYour water is safe
We checked 19 things and found nothing to worry about
GoodBased on drinking water tests, your water in ST21 (Stafford) is supplied by Severn Trent. Based on the latest data (last sampled 2024-12-30), 19 things were tested with 0 exceeding recommended levels. The overall water quality score for ST21 is 8.8/10.
Last sampled 2024-12-30 · 393 samples
This data is 15 months old. Newer data may be available soon.
Results from drinking water tests in Stafford.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Colour | 0.8 mg/L Pt/Co | 20 mg/L Pt/Co | — | Safe |
| Turbidity | 0.12 NTU | 4 NTU | 4 NTU | Safe |
| pH | 7.53 pH | — | — | Safe |
| Conductivity | 470 µS/cm | — | — | Safe |
| Nitrate | 31 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.003 mg/L | 0.5 mg/L | 3 mg/L | Safe |
Source: Stream Water Data Portal
General-purpose filters for common UK tap water concerns.

Our pick for ST21
BRITA Marella XL + MAXTRA PRO
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A solid all-round filter for ST21. Removes Chlorine, Lead, Copper and more. No installation needed.
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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 ST21. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 7.6 pH | — | — | Safe |
| Temperature | 7 °C | — | — | Safe |
| Ammonia | 0.161 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 12 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.093 mg/L | 0.5 mg/L | 3 mg/L | Safe |
| Phosphate | 0.928 mg/L | — | — | Safe |
Source: Environment Agency
We'll email you when water quality data changes for ST21.