England · Cornwall
Long Rock
Yes. Excellent water quality and no sewage in the last 48 hours.
Water quality only This says nothing about tides, rip currents, cold water shock or lifeguard cover. Cold water and currents are dangerous even when the water is clean. Read the local signs before you go in. What we cannot tell you.
Checked UK time
Why this verdict
- Annual classification
- Excellent (positive factor)
- Pollution risk forecast
- Normal (positive factor)
- Rainfall (24h)
- 0mm (positive factor)
- Latest E. coli
- 10 cfu/100ml (positive factor)
- Latest intestinal enterococci
- 10 cfu/100ml (positive factor)
Latest bacteria reading
Latest sample · 18 August 2026 · 2 weeks ago
- E. coli
- 10cfu/100ml
- Intestinal enterococci
- 10cfu/100ml
The regulator samples weekly during the bathing season. E. coli and intestinal enterococci are the indicator organisms used in the official classification.
Sewage spills, 2024 to 2025
The Environment Agency links 6 storm overflows to Long Rock. In 2025 they discharged 236 times.
Down 4% since 2024, from 246 spills to 236.
Counting every monitored overflow within ten kilometres instead, whether or not it drains here, gives 471 spills across 16 overflows in 2025.
Common questions
- Can you swim at Long Rock?
- Yes. Excellent water quality and no sewage in the last 48 hours. Long Rock is a designated bathing water, so it is sampled and rated every season. This answer covers water quality only, not tides, currents or lifeguard cover.
- What is the water quality like at Long Rock?
- Long Rock is rated Excellent in the regulator's latest annual classification, a percentile taken over readings from up to four bathing seasons. The most recent sample, taken 18 August 2026, showed 10 cfu/100ml of E. coli and 10 cfu/100ml of intestinal enterococci.
- Has there been sewage at Long Rock recently?
- No. No storm overflow within ten kilometres of Long Rock has discharged in the last 48 hours.
Where this data comes from
- Contains Environment Agency information © Environment Agency and database right
- Spill counts from the Environment Agency EDM Storm Overflow Annual Returns, 2021 to 2025, published annually.
- View the regulator's full profile
Other beaches nearby
Cleanest beaches in Cornwall →
Built by one person
This site is free and always will be. There are no adverts and nothing to sign up for. I pay for the domain and the hosting, so if today's answer was useful you can buy me a coffee(opens in a new tab).
Gareth Clubb