Trebarwith Strand water quality

RED

designated bathing water · · South West Water

Trebarwith Strand is a designated bathing water in Cornwall, currently rated RED for swimming — Storm overflow discharging within 5 km right now. Incoming/high tide may carry discharge closer to shore. Its latest Environment Agency classification is good (2025), and 224 storm-overflow spills were recorded nearby in 2025. Below: live risk, recent spills, official samples, rainfall, tides and nearby reports.

Safe to swim right now?
Avoid — pollution risk
Storm overflow discharging within 5 km right now. Incoming/high tide may carry discharge closer to shore.
Do not rely solely on this website for health decisions. Check official alerts and use your own judgement. Seek medical advice if you are unwell.

Current status

Risk: RED Storm overflow discharging within 5 km right now. Incoming/high tide may carry discharge closer to shore.

  • Active overflows nearby: 6
  • Recent overflows (48h): 8
  • Rainfall (48h): 34.1 mm

Official EA classification

good (2025)

Latest official sample

2026-09-23 — E.coli 10, enterococci 10 cfu/100ml

Latest independent sample

None published

Pollution & environment data

34.1 mm
Rainfall 48h
60.7 mm
Rainfall 7d
5
Outfalls within 5 km
224
Spills (2025, official)
46
Spills 2026 so far (live)
24
Spills last 30d
high 2.90m
Tide now

Recent storm overflows nearby (30 days)

In the news nearby

No recent local news matched.

Storm-overflow spills near here, by year (EDM)

Recent spills near here (precise, SWW)

Full spill history near Trebarwith Strand

Download CSV

Every storm-overflow discharge Glanmor has recorded within 5 km of Trebarwith Strand, newest first.

47 discharge events
StartEndOutfallDistance
2026-10-24 14:00ongoingATLANTIC OCEAN~3.1 km
2026-10-24 13:39ongoingATLANTIC OCEAN~3.1 km
2026-10-24 11:51ongoingRIVER ALLEN~4.3 km
2026-10-24 05:32ongoingRIVER ALLEN~4.3 km
2026-10-24 04:072026-10-24 04:30RIVER ALLEN~4.3 km
2026-10-23 22:44ongoingRIVER ALLEN~4.3 km
2026-10-23 17:28ongoingRIVER ALLEN~4.3 km
2026-10-23 15:302026-10-24 05:30RIVER ALLEN~4.3 km
2026-10-23 08:552026-10-24 05:15RIVER ALLEN~4.3 km
2026-10-23 06:452026-10-23 08:45ATLANTIC OCEAN~3.1 km
2026-10-23 06:212026-10-23 08:26ATLANTIC OCEAN~3.1 km
2026-10-23 03:282026-10-24 05:00RIVER ALLEN~4.3 km
2026-10-22 19:452026-10-24 04:45RIVER ALLEN~4.3 km
2026-10-22 19:252026-10-24 04:15RIVER ALLEN~4.3 km
2026-10-22 01:452026-10-22 02:45RIVER ALLEN~4.3 km
2026-10-22 01:342026-10-22 02:18RIVER ALLEN~4.3 km
2026-10-21 02:452026-10-21 02:47RIVER ALLEN~4.3 km
2026-10-21 01:452026-10-21 03:00RIVER ALLEN~4.3 km
2026-10-15 23:342026-10-16 03:00RIVER ALLEN~4.3 km
2026-10-15 23:302026-10-16 02:45RIVER ALLEN~4.3 km
2026-09-30 16:282026-09-30 16:29RIVER ALLEN~4.3 km
2026-09-30 14:152026-09-30 14:45RIVER ALLEN~4.3 km
2026-09-30 13:522026-09-30 14:20RIVER ALLEN~4.3 km
2026-09-29 22:152026-09-30 03:15RIVER ALLEN~4.3 km
2026-09-08 06:122026-09-08 07:01ATLANTIC OCEAN~3.1 km
2026-09-08 04:072026-09-08 10:58RIVER ALLEN~4.3 km
2026-08-30 19:302026-08-30 22:00RIVER ALLEN~4.3 km
2026-08-30 19:152026-08-30 21:45RIVER ALLEN~4.3 km
2026-08-30 15:152026-08-30 16:00RIVER ALLEN~4.3 km
2026-08-30 15:012026-08-30 15:49RIVER ALLEN~4.3 km
2026-08-30 15:002026-08-30 15:15ATLANTIC OCEAN~3.0 km
2026-08-30 14:402026-08-30 14:52ATLANTIC OCEAN~3.0 km
2026-08-29 10:152026-08-29 11:00RIVER ALLEN~4.3 km
2026-08-29 10:082026-08-29 10:41RIVER ALLEN~4.3 km
2026-08-29 04:452026-08-29 07:00RIVER ALLEN~4.3 km
2026-08-05 10:112026-08-05 10:35ATLANTIC OCEAN~3.1 km
2026-07-01 09:302026-07-01 10:30ATLANTIC OCEAN~3.1 km
2026-07-01 09:142026-07-01 10:14ATLANTIC OCEAN~3.1 km
2026-06-30 14:442026-06-30 14:49ATLANTIC OCEAN~3.1 km
2026-06-29 14:582026-06-29 15:04ATLANTIC OCEAN~3.1 km
2026-06-29 14:002026-06-29 15:30ATLANTIC OCEAN~3.1 km
2026-06-29 13:352026-06-29 15:15ATLANTIC OCEAN~3.1 km
2026-06-08 05:142026-06-08 09:56RIVER ALLEN~4.3 km
2026-06-08 04:242026-06-08 04:53ATLANTIC OCEAN~3.0 km
2026-06-08 04:142026-06-08 05:29ATLANTIC OCEAN~3.1 km
2026-02-01 00:452026-02-01 23:31(S) TREBARWITH STREAM~0.6 km
2025-12-15 11:512025-12-15 11:57RIVER ALLEN~4.3 km
45 precise spill records (duration & volume)
WhenDetailDistance
2026-10-24 13:39spill, 50 min~3.1 km
2026-10-24 11:51spill, 158 min~4.3 km
2026-10-24 05:32spill, 372 min~4.3 km
2026-10-24 04:07spill, 23 min~4.3 km
2026-10-24 03:00spill, 61 min~4.3 km
2026-10-23 22:44spill, 241 min~4.3 km
2026-10-23 17:28spill, 286 min~4.3 km
2026-10-23 15:30spill, 105 min~4.3 km
2026-10-23 14:45spill, 14 min~4.3 km
2026-10-23 14:28spill, 1 min~4.3 km
2026-10-23 08:55spill, 320 min~4.3 km
2026-10-23 06:21spill, 126 min~3.1 km
2026-10-23 03:28spill, 302 min~4.3 km
2026-10-22 19:25spill, 454 min~4.3 km
2026-10-22 01:34spill, 45 min~4.3 km
2026-10-21 02:45spill, 2 min~4.3 km
2026-10-21 01:35spill, 54 min~4.3 km
2026-10-15 23:34spill, 174 min~4.3 km
2026-10-15 23:02spill, 12 min~4.3 km
2026-09-30 16:28spill, 1 min~4.3 km
2026-09-30 13:52spill, 28 min~4.3 km
2026-09-30 05:20spill, 1 min~4.3 km
2026-09-29 22:44spill, 259 min~4.3 km
2026-09-08 06:12spill, 49 min~3.1 km
2026-09-08 04:07spill, 410 min~4.3 km
2026-08-30 19:15spill, 126 min~4.3 km
2026-08-30 15:01spill, 48 min~4.3 km
2026-08-30 14:40spill, 12 min~3.0 km
2026-08-29 10:08spill, 33 min~4.3 km
2026-08-05 10:11spill, 24 min~3.1 km
2026-07-01 09:14spill, 60 min~3.1 km
2026-06-30 14:44spill, 5 min~3.1 km
2026-06-29 14:58spill, 6 min~3.1 km
2026-06-29 13:35spill, 9 min~3.1 km
2026-06-29 12:16spill, 5 min~3.1 km
2026-06-08 05:14spill, 282 min~4.3 km
2026-06-08 05:14spill, 282 min~4.3 km
2026-06-08 04:24spill, 29 min~3.0 km
2026-06-08 04:24spill, 29 min~3.0 km
2026-06-08 04:14spill, 75 min~3.1 km
2026-06-08 04:14spill, 75 min~3.1 km
2026-02-01 00:45spill, 1366 min~0.6 km
2026-02-01 00:45spill, 1366 min~0.6 km
2025-12-15 11:51spill, 7 min~4.3 km
2025-12-15 11:51spill, 7 min~4.3 km
Take action — email SWW / your MPGot ill here? Build a reportReport pollution

Water quality — 7-year trend

Water quality in 2026 was broadly level with 2025.

YearEA classificationSamplesE. coli (geo-mean)Enterococci (geo-mean)High readings
2019—914 cfu/100ml10 cfu/100ml0
2020—336 cfu/100ml14 cfu/100ml0
2021—1519 cfu/100ml25 cfu/100ml2 of 15
2022—1515 cfu/100ml15 cfu/100ml1 of 15
2023—1718 cfu/100ml16 cfu/100ml2 of 17
2024—2132 cfu/100ml22 cfu/100ml2 of 21
2025good2016 cfu/100ml19 cfu/100ml2 of 20
2026—2016 cfu/100ml13 cfu/100ml0

Geometric mean of Environment Agency samples per calendar year (the standard bathing-water statistic). "High readings" are samples at or above 500 E. coli or 200 enterococci cfu/100ml.

Trebarwith Strand — frequently asked questions

Is it safe to swim at Trebarwith Strand today?

Trebarwith Strand is currently rated RED: Storm overflow discharging within 5 km right now. Incoming/high tide may carry discharge closer to shore. This is guidance only — also check official alerts and use your judgement.

Has there been a sewage spill near Trebarwith Strand?

224 storm-overflow spills were recorded near Trebarwith Strand in 2025 (EA Event Duration Monitoring), and 46 spill events have been logged nearby so far this year.

What is Trebarwith Strand's bathing water classification?

Trebarwith Strand is classified good for 2025 by the Environment Agency.

Data & provenance

Last updated
8 min ago (2026-10-24 15:00 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, 5 outfalls monitored within 5 km.
Risk model
v0.4
Download
Sample timeline (JSON) · All beaches (CSV)
🔗 Embed this beach status on your site

Surf clubs, hotels and councils — paste this into your page to show a live Trebarwith Strand status card: