Porthluney water quality
GREENdesignated bathing water · · South West Water
Porthluney is a designated bathing water in Cornwall, currently rated GREEN for swimming — No recent overflow, low rainfall, no high samples. Its latest Environment Agency classification is sufficient (2025), and 80 storm-overflow spills were recorded nearby in 2025. Below: live risk, recent spills, official samples, rainfall, tides and nearby reports.
Current status
Risk: GREEN No recent overflow, low rainfall, no high samples.
- Active overflows nearby: 0
- Recent overflows (48h): 0
- Rainfall (48h): 0.6 mm
Official EA classification
sufficient (2025)
Latest official sample
2026-06-23 — E.coli 27, enterococci 10 cfu/100ml
Latest independent sample
None published
Pollution & environment data
Recent storm overflows nearby (30 days)
- 2026-06-01 19:19 · ended~3.0 km
- 2026-06-01 20:02 · ended~4.2 km
In the news nearby
No recent local news matched.
Storm-overflow spills near here, by year (EDM)
Recent spills near here (precise, SWW)
- spill, 8 min2026-06-01 · ~4.2 km
- spill, 8 min2026-06-01 · ~4.2 km
- spill, 13 min2026-06-01 · ~3.0 km
- spill, 13 min2026-06-01 · ~3.0 km
- spill, 7 min2026-05-26 · ~4.1 km
- spill, 7 min2026-05-26 · ~4.1 km
Full spill history near Porthluney
Download CSVEvery storm-overflow discharge Glanmor has recorded within 5 km of Porthluney, newest first.
4 discharge events
| Start | End | Outfall | Distance |
|---|---|---|---|
| 2026-06-01 20:02 | 2026-06-01 20:10 | ATLANTIC OCEAN (C) | ~4.2 km |
| 2026-06-01 19:19 | 2026-06-01 19:32 | PORTMELLON STREAM(S) | ~3.0 km |
| 2026-05-26 10:58 | 2026-05-26 11:05 | ENGLISH CHANNEL (COASTAL) | ~4.1 km |
| 2025-11-04 12:33 | 2025-11-04 12:34 | STREAM (S) | ~4.9 km |
8 precise spill records (duration & volume)
| When | Detail | Distance |
|---|---|---|
| 2026-06-01 20:02 | spill, 8 min | ~4.2 km |
| 2026-06-01 20:02 | spill, 8 min | ~4.2 km |
| 2026-06-01 19:19 | spill, 13 min | ~3.0 km |
| 2026-06-01 19:19 | spill, 13 min | ~3.0 km |
| 2026-05-26 10:58 | spill, 7 min | ~4.1 km |
| 2026-05-26 10:58 | spill, 7 min | ~4.1 km |
| 2025-11-04 12:33 | spill, 2 min | ~4.9 km |
| 2025-11-04 12:33 | spill, 2 min | ~4.9 km |
Water quality trend
Porthluney — frequently asked questions
Is it safe to swim at Porthluney today?
Porthluney is currently rated GREEN: No recent overflow, low rainfall, no high samples. This is guidance only — also check official alerts and use your judgement.
Has there been a sewage spill near Porthluney?
80 storm-overflow spills were recorded near Porthluney in 2025 (EA Event Duration Monitoring), and 3 spill events have been logged nearby so far this year.
What is Porthluney's bathing water classification?
Porthluney is classified sufficient for 2025 by the Environment Agency.
Data & provenance
- Last updated
- 3 h ago (2026-06-29 14:00 UTC)
- Sources
- Environment Agency (samples & classification), South West Water (overflows), EA EDM (annual spills), Open-Meteo (rainfall & tide). Full list on about.
- Confidence
- High — official classification, 4 outfalls monitored within 5 km.
- Risk model
- v0.3
- Download
- Sample timeline (JSON) · All beaches (CSV)
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