Kennack Sands water quality

RED

designated bathing water · · South West Water

Kennack Sands 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 excellent (2025), and 77 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: 2
  • Recent overflows (48h): 0
  • Rainfall (48h): 37.6 mm

Official EA classification

excellent (2025)

Latest official sample

2026-09-25 — E.coli 10, enterococci 10 cfu/100ml

Latest independent sample

None published

Pollution & environment data

37.6 mm
Rainfall 48h
71.7 mm
Rainfall 7d
3
Outfalls within 5 km
77
Spills (2025, official)
15
Spills 2026 so far (live)
2
Spills last 30d
high 1.75m
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 Kennack Sands

Download CSV

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

15 discharge events
StartEndOutfallDistance
2026-10-24 11:15ongoingENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-10-24 11:03ongoingENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-09-08 07:072026-09-08 07:36CHURCH COVE (C)~4.2 km
2026-09-08 06:192026-09-08 08:44ENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-08-30 13:152026-08-31 00:00CHURCH COVE (C)~4.2 km
2026-08-30 12:542026-08-30 23:45CHURCH COVE (C)~4.2 km
2026-08-30 12:452026-08-30 15:00ENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-08-30 12:392026-08-30 14:45ENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-08-29 04:452026-08-29 12:15CHURCH COVE (C)~4.2 km
2026-08-29 04:312026-08-29 12:00CHURCH COVE (C)~4.2 km
2026-08-29 04:302026-08-29 06:30ENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-08-29 03:372026-08-29 05:42ENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-05-02 14:282026-05-02 16:03ENGLISH CHANNEL (CHURCH COVE )~3.9 km
2026-02-23 01:232026-02-23 01:50CHURCH COVE (C)~4.2 km
2026-02-18 09:412026-02-19 10:39ENGLISH CHANNEL (C)~2.3 km
13 precise spill records (duration & volume)
WhenDetailDistance
2026-10-24 11:03spill, 206 min~3.9 km
2026-09-08 07:07spill, 29 min~4.2 km
2026-09-08 06:19spill, 144 min~3.9 km
2026-08-30 12:54spill, 616 min~4.2 km
2026-08-30 12:39spill, 126 min~3.9 km
2026-08-29 04:31spill, 448 min~4.2 km
2026-08-29 03:37spill, 125 min~3.9 km
2026-05-02 14:28spill, 95 min~3.9 km
2026-05-02 14:28spill, 95 min~3.9 km
2026-02-23 01:23spill, 28 min~4.2 km
2026-02-23 01:23spill, 28 min~4.2 km
2026-02-18 09:41spill, 1498 min~2.3 km
2026-02-18 09:41spill, 1498 min~2.3 km
Take action — email SWW / your MPGot ill here? Build a reportReport pollution

Water quality — 7-year trend

Water quality worsened in 2026: average E. coli was 21% higher than 2025.

YearEA classificationSamplesE. coli (geo-mean)Enterococci (geo-mean)High readings
2019—310 cfu/100ml10 cfu/100ml0
2020—322 cfu/100ml25 cfu/100ml0
2021—510 cfu/100ml10 cfu/100ml0
2022—1010 cfu/100ml10 cfu/100ml0
2023—1012 cfu/100ml11 cfu/100ml0
2024—1011 cfu/100ml10 cfu/100ml0
2025excellent2010 cfu/100ml11 cfu/100ml0
2026—1512 cfu/100ml12 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.

Kennack Sands — frequently asked questions

Is it safe to swim at Kennack Sands today?

Kennack Sands 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 Kennack Sands?

77 storm-overflow spills were recorded near Kennack Sands in 2025 (EA Event Duration Monitoring), and 15 spill events have been logged nearby so far this year.

What is Kennack Sands's bathing water classification?

Kennack Sands is classified excellent 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, 3 outfalls monitored within 5 km.
Risk model
v0.4
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Sample timeline (JSON) · All beaches (CSV)
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