Cornwall, England
Cornwall
Your water is safe
We checked 9 things and found nothing to worry about
ExcellentYour water is safe
We checked 9 things and found nothing to worry about
ExcellentBased on drinking water tests, your water in TR12 (Cornwall) is supplied by South West Water. Based on the latest data (last sampled 2024-11-28), 9 things were tested with 0 exceeding recommended levels. The overall water quality score for TR12 is 9.5/10.
Last sampled 2024-11-28 · 141 samples
This data is 16 months old. Newer data may be available soon.
Results from drinking water tests in Cornwall.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 7.8 pH | — | — | Safe |
| Turbidity | 0.076 NTU | 4 NTU | 4 NTU | Safe |
| Copper | 0.00825 mg/L | 2 mg/L | 2 mg/L | Safe |
| Lead | 0.000135 mg/L | 0.01 mg/L | 0.01 mg/L | Safe |
| Nickel | 0.0033 mg/L | 0.02 mg/L | 0.07 mg/L | Safe |
| Aluminium | 0.0257 mg/L | 0.2 mg/L | — | Safe |
Source: Stream Water Data Portal
General-purpose filters for common UK tap water concerns.

Our pick for TR12
BRITA Marella XL + MAXTRA PRO
Jug Filter · TUV SUD
A solid all-round filter for TR12. Removes Chlorine, Lead, Copper and more. No installation needed.
£25
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 TR12. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.045 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 11 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.0268 mg/L | 0.5 mg/L | 3 mg/L | Safe |
| Phosphate | 0.059 mg/L | — | — | Safe |
| Conductivity | 490 µS/cm | — | — | Safe |
| Temperature | 11 °C | — | — | Safe |
Source: Environment Agency
We'll email you when water quality data changes for TR12.