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Downderry

Cornwall, South West
Excellent Water Quality
Data last verified: 08 Aug 2026

Set in Cornwall, South West, Downderry is a designated coastal bathing water known for its sand and shingle beach area. The Environment Agency monitors water standards at the site, which currently holds an annual rating of Excellent. Having been designated as an official bathing water site in 1988, it continues to serve as a key bathing spot in the local region.

15.3°C
Air Temp
5 mph
Wind Speed
High Tide
in 5h 33m
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Live Water Quality

95
Excellent
Safe for swimming
Updated 10 mins ago
Today's Conditions Updated 10 mins ago

Lifeguards

Unknown
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Air Temp

15.3°C
Comfortable

Weather

Partly cloudy
15.3°C

Tide

High Tide
in 5h 33m

Water Quality

Excellent
Safe for swimming

Pollution Alerts

None
No alerts today

Quick Overview

Sand & Shingle beach
Family friendly
Dog friendly
(winter)
Parking nearby
Toilets
Café

Beach Information View all details

Beach Type
Sand, Shingle
Water Quality
Excellent
Avg. Air Temp
15.3°C
Swimming
Highly recommended

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Reference Information

Full Tide Times
Low 07:55 -1.2m
High 13:46 1.1m
Low 20:44 -1.1m
High 02:33 1.0m
Sediment Type
Sand, Shingle

The shoreline consists primarily of sand, shingle. Sediment type dictates underfoot comfort, wave energy absorption, and the water's clarity when currents stir up the seabed.

Annual Rating
Excellent

Water quality is classified as excellent, meeting the highest cleanliness standards. Bacterial counts (E. coli & Intestinal Enterococci) are consistently low, posing negligible health risks.

Rainfall Impact
Low Risk

This bathing water is generally resilient and has a low risk of quality degradation after heavy summer storm events.

Monitoring Authority
Environment Agency

Tested weekly by the Environment Agency England for bacteria levels (E. coli & Intestinal Enterococci) between May and September.

Water Body Type
Coastal Beach

Monitored as a coastal beach. Coastal beaches are subject to tidal flows and marine dilution, whereas inland lakes/rivers suffer from low water circulation, meaning bacteria can linger longer.

Sewerage Provider
South West Water Limited

South West Water Limited is the regional utility responsible for waste water treatment, sewage infrastructure, and storm overflow management in this catchment area.

Designated Year
1988

Officially designated as a protected bathing water site in 1988. This designation mandates regular public health monitoring.

County / District
Cornwall

Governed under local district sanitation and environmental safety regulations in the Cornwall area.

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