Gorran Haven Little Perhaver water quality

RED

designated bathing water · · South West Water

Gorran Haven Little Perhaver is a designated bathing water in Cornwall, currently rated RED for swimming — Storm overflow discharging within 5 km right now. Falling tide may draw discharge along the shore. Its latest Environment Agency classification is excellent (2025), and 102 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. Falling tide may draw discharge along the shore.
South West Water status: Amber · since 2026-10-24 11:51
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. Falling tide may draw discharge along the shore.

  • Active overflows nearby: 2
  • Recent overflows (48h): 2
  • Rainfall (48h): 28.8 mm

Official EA classification

excellent (2025)

Latest official sample

2026-09-21 — E.coli 10, enterococci 10 cfu/100ml

Latest independent sample

None published

Pollution & environment data

28.8 mm
Rainfall 48h
56.6 mm
Rainfall 7d
4
Outfalls within 5 km
102
Spills (2025, official)
27
Spills 2026 so far (live)
15
Spills last 30d
falling 1.76m
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 Gorran Haven Little Perhaver

Download CSV

Every storm-overflow discharge Glanmor has recorded within 5 km of Gorran Haven Little Perhaver, newest first.

28 discharge events
StartEndOutfallDistance
2026-10-24 12:01ongoingATLANTIC OCEAN (C)~0.2 km
2026-10-24 11:41ongoingATLANTIC OCEAN (C)~0.2 km
2026-10-23 08:312026-10-23 08:36ATLANTIC OCEAN (C)~0.2 km
2026-10-23 06:452026-10-23 08:46ATLANTIC OCEAN (C)~0.2 km
2026-10-21 22:302026-10-21 22:45MEVAGISSEY BAY~3.4 km
2026-10-21 22:162026-10-21 22:22MEVAGISSEY BAY~3.4 km
2026-10-21 00:012026-10-21 00:10MEVAGISSEY BAY~3.4 km
2026-09-30 01:452026-09-30 02:15ATLANTIC OCEAN (C)~0.2 km
2026-09-30 01:232026-09-30 02:03ATLANTIC OCEAN (C)~0.2 km
2026-09-30 00:152026-09-30 00:30PORTMELLON STREAM(S)~1.5 km
2026-09-30 00:002026-09-30 01:30ATLANTIC OCEAN (C)~0.2 km
2026-09-29 23:472026-09-30 00:14PORTMELLON STREAM(S)~1.5 km
2026-09-29 23:002026-09-29 23:15ATLANTIC OCEAN (C)~0.2 km
2026-09-29 21:152026-09-29 22:00ATLANTIC OCEAN (C)~0.2 km
2026-09-29 21:152026-09-29 21:45PORTMELLON STREAM(S)~1.5 km
2026-09-08 08:192026-09-08 08:26ATLANTIC OCEAN (C)~0.2 km
2026-08-30 15:282026-08-30 15:32ATLANTIC OCEAN (C)~0.2 km
2026-08-30 14:152026-08-30 15:30ATLANTIC OCEAN (C)~0.2 km
2026-08-30 13:452026-08-30 14:15PORTMELLON STREAM(S)~1.5 km
2026-08-30 13:452026-08-30 14:15MEVAGISSEY BAY~3.4 km
2026-08-30 13:362026-08-30 14:07PORTMELLON STREAM(S)~1.5 km
2026-08-29 09:222026-08-29 09:28ATLANTIC OCEAN (C)~0.2 km
2026-08-29 08:532026-08-29 09:06PORTMELLON STREAM(S)~1.5 km
2026-08-26 23:532026-08-26 23:58PORTMELLON STREAM(S)~1.5 km
2026-06-01 20:022026-06-01 20:10ATLANTIC OCEAN (C)~0.2 km
2026-06-01 19:192026-06-01 19:32PORTMELLON STREAM(S)~1.5 km
2026-04-12 14:232026-04-12 14:27MEVAGISSEY BAY~3.4 km
2025-11-04 12:332025-11-04 12:34STREAM (S)~2.3 km
27 precise spill records (duration & volume)
WhenDetailDistance
2026-10-24 11:41spill, 229 min~0.2 km
2026-10-23 08:31spill, 5 min~0.2 km
2026-10-23 06:20spill, 85 min~0.2 km
2026-10-21 22:16spill, 6 min~3.4 km
2026-10-21 00:01spill, 9 min~3.4 km
2026-09-30 01:23spill, 41 min~0.2 km
2026-09-29 23:47spill, 27 min~1.5 km
2026-09-29 23:44spill, 16 min~0.2 km
2026-09-29 23:10spill, 2 min~0.2 km
2026-09-29 20:47spill, 25 min~1.5 km
2026-09-08 08:19spill, 6 min~0.2 km
2026-08-30 15:28spill, 4 min~0.2 km
2026-08-30 15:04spill, 9 min~0.2 km
2026-08-30 13:46spill, 58 min~0.2 km
2026-08-30 13:45spill, 20 min~3.4 km
2026-08-30 13:36spill, 32 min~1.5 km
2026-08-29 09:22spill, 6 min~0.2 km
2026-08-29 08:53spill, 13 min~1.5 km
2026-08-26 23:53spill, 5 min~1.5 km
2026-06-01 20:02spill, 8 min~0.2 km
2026-06-01 20:02spill, 8 min~0.2 km
2026-06-01 19:19spill, 13 min~1.5 km
2026-06-01 19:19spill, 13 min~1.5 km
2026-04-12 14:23spill, 3 min~3.4 km
2026-04-12 14:23spill, 3 min~3.4 km
2025-11-04 12:33spill, 2 min~2.3 km
2025-11-04 12:33spill, 2 min~2.3 km
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Water quality — 7-year trend

Water quality improved in 2026: average E. coli was 29% lower than 2025.

YearEA classificationSamplesE. coli (geo-mean)Enterococci (geo-mean)High readings
2019—1227 cfu/100ml32 cfu/100ml2 of 12
2020—310 cfu/100ml10 cfu/100ml0
2021—2017 cfu/100ml18 cfu/100ml1 of 20
2022—2015 cfu/100ml20 cfu/100ml1 of 20
2023—2018 cfu/100ml19 cfu/100ml1 of 20
2024—2017 cfu/100ml16 cfu/100ml1 of 20
2025excellent2016 cfu/100ml15 cfu/100ml1 of 20
2026—1512 cfu/100ml11 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.

Gorran Haven Little Perhaver — frequently asked questions

Is it safe to swim at Gorran Haven Little Perhaver today?

Gorran Haven Little Perhaver is currently rated RED: Storm overflow discharging within 5 km right now. Falling tide may draw discharge along the shore. This is guidance only — also check official alerts and use your judgement.

Has there been a sewage spill near Gorran Haven Little Perhaver?

102 storm-overflow spills were recorded near Gorran Haven Little Perhaver in 2025 (EA Event Duration Monitoring), and 27 spill events have been logged nearby so far this year.

What is Gorran Haven Little Perhaver's bathing water classification?

Gorran Haven Little Perhaver is classified excellent for 2025 by the Environment Agency.

Data & provenance

Last updated
2 min ago (2026-10-24 16:00 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
v0.4
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Sample timeline (JSON) · All beaches (CSV)
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