Mexico Towans water quality

AMBER

designated bathing water · · South West Water

Mexico Towans is a designated bathing water in Cornwall, currently rated AMBER for swimming — A storm overflow discharged within 5 km in the last 48 hours. Falling tide may draw discharge along the shore. Its latest Environment Agency classification is excellent (2025), and 68 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?
Take care
A storm overflow discharged within 5 km in the last 48 hours. Falling tide may draw discharge along the shore.
South West Water status: Maintenance · since 2026-10-23 07:00
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: AMBER A storm overflow discharged within 5 km in the last 48 hours. Falling tide may draw discharge along the shore.

  • Active overflows nearby: 0
  • Recent overflows (48h): 8
  • Rainfall (48h): 29.4 mm

Official EA classification

excellent (2025)

Latest official sample

2026-09-18 — E.coli 10, enterococci 10 cfu/100ml

Latest independent sample

None published

Pollution & environment data

29.4 mm
Rainfall 48h
65.0 mm
Rainfall 7d
6
Outfalls within 5 km
68
Spills (2025, official)
17
Spills 2026 so far (live)
11
Spills last 30d
falling 1.52m
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 Mexico Towans

Download CSV

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

18 discharge events
StartEndOutfallDistance
2026-10-24 14:462026-10-24 16:01ATLANTIC (C)~4.2 km
2026-10-24 14:282026-10-24 15:46ATLANTIC (C)~4.2 km
2026-10-23 08:162026-10-23 08:46ATLANTIC (C)~4.2 km
2026-10-23 07:412026-10-23 08:13ATLANTIC (C)~4.2 km
2026-10-23 03:452026-10-23 08:01ATLANTIC (C)~4.2 km
2026-10-23 03:352026-10-23 07:45ATLANTIC (C)~4.2 km
2026-10-22 20:462026-10-23 01:30ATLANTIC (C)~4.2 km
2026-10-22 20:282026-10-23 01:15ATLANTIC (C)~4.2 km
2026-09-30 01:452026-09-30 02:30ATLANTIC (C)~4.2 km
2026-09-30 01:252026-09-30 02:12ATLANTIC (C)~4.2 km
2026-09-29 22:222026-09-29 22:27ATLANTIC (C)~4.2 km
2026-09-08 04:002026-09-08 09:28ATLANTIC (C)~4.2 km
2026-06-19 05:282026-06-19 05:28HAYLE ESTUARY (E)~1.5 km
2026-05-20 08:502026-05-21 16:30ST IVES BAY (C)~4.1 km
2026-05-18 23:552026-05-19 03:51ATLANTIC (C)~4.2 km
2026-01-29 17:322026-01-29 18:13ST IVES BAY ATLANTIC OCEAN~3.2 km
2026-01-29 04:432026-01-29 05:55ST IVES BAY~4.0 km
2025-11-14 00:532025-11-14 00:56HAYLE ESTUARY (E)~1.2 km
24 precise spill records (duration & volume)
WhenDetailDistance
2026-10-24 14:28spill, 54 min~4.2 km
2026-10-23 07:41spill, 32 min~4.2 km
2026-10-23 03:35spill, 237 min~4.2 km
2026-10-22 20:28spill, 262 min~4.2 km
2026-09-30 01:25spill, 47 min~4.2 km
2026-09-29 22:22spill, 5 min~4.2 km
2026-09-08 04:00spill, 329 min~4.2 km
2026-08-21 07:46spill, 3 min~0.5 km
2026-06-19 05:28spill, 0 min~1.5 km
2026-06-19 05:28spill, 0 min~1.5 km
2026-05-20 08:50spill, 1900 min~4.1 km
2026-05-20 08:50spill, 1900 min~4.1 km
2026-05-18 23:55spill, 236 min~4.2 km
2026-05-18 23:55spill, 236 min~4.2 km
2026-02-26 09:26spill, 0 min~2.4 km
2026-02-26 09:26spill, 0 min~2.4 km
2026-01-30 14:26spill, 14 min~0.5 km
2026-01-30 14:26spill, 14 min~0.5 km
2026-01-29 17:32spill, 41 min~3.2 km
2026-01-29 17:32spill, 41 min~3.2 km
2026-01-29 04:43spill, 72 min~4.0 km
2026-01-29 04:43spill, 72 min~4.0 km
2025-11-14 00:53spill, 3 min~1.2 km
2025-11-14 00:53spill, 3 min~1.2 km
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Water quality — 7-year trend

Water quality improved in 2026: average E. coli was 16% lower than 2025.

YearEA classificationSamplesE. coli (geo-mean)Enterococci (geo-mean)High readings
2019—1211 cfu/100ml20 cfu/100ml0
2021—2013 cfu/100ml17 cfu/100ml0
2022—2013 cfu/100ml14 cfu/100ml0
2023—2016 cfu/100ml15 cfu/100ml0
2024—1517 cfu/100ml17 cfu/100ml1 of 15
2025excellent1012 cfu/100ml14 cfu/100ml0
2026—1010 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.

Mexico Towans — frequently asked questions

Is it safe to swim at Mexico Towans today?

Mexico Towans is currently rated AMBER: A storm overflow discharged within 5 km in the last 48 hours. 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 Mexico Towans?

68 storm-overflow spills were recorded near Mexico Towans in 2025 (EA Event Duration Monitoring), and 17 spill events have been logged nearby so far this year.

What is Mexico Towans's bathing water classification?

Mexico Towans 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, 6 outfalls monitored within 5 km.
Risk model
v0.4
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Sample timeline (JSON) · All beaches (CSV)
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