Isles of Scilly, England
Isles of Scilly
Your water is safe
We checked 16 things and found nothing to worry about
ExcellentYour water is safe
We checked 16 things and found nothing to worry about
ExcellentBased on drinking water tests, your water in TR23 (Isles of Scilly) is supplied by South West Water. Based on the latest data (last sampled 2024-12-11), 16 things were tested with 0 exceeding recommended levels. The overall water quality score for TR23 is 9/10.
Last sampled 2024-12-11 · 550 samples
This data is 15 months old. Newer data may be available soon.
Results from drinking water tests in Isles of Scilly.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Aluminium | 0.0257 mg/L | 0.2 mg/L | — | Safe |
| Antimony | 0.0001 mg/L | 0.005 mg/L | 0.02 mg/L | Safe |
| Arsenic | 0.0038 mg/L | 0.01 mg/L | 0.01 mg/L | Safe |
| Bromate | 0.0001 mg/L | 0.01 mg/L | 0.01 mg/L | Safe |
| Cadmium | 0.00006 mg/L | 0.005 mg/L | 0.003 mg/L | Safe |
| Chromium | 0.0008 mg/L | 0.05 mg/L | 0.05 mg/L | Safe |
Source: Stream Water Data Portal
General-purpose filters for common UK tap water concerns.

Our pick for TR23
BRITA Marella XL + MAXTRA PRO
Jug Filter · TUV SUD
A solid all-round filter for TR23. 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 TR23. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Lead | 0.0335 mg/L | 0.01 mg/L | 0.01 mg/L | Over limit |
Source: Environment Agency
We'll email you when water quality data changes for TR23.