Can you swim at Seagrove?

Caution. Sewage discharge 4.2km away 2 days ago. Seagrove 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 Seagrove?

Seagrove 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 17 August 2026, showed 10 cfu/100ml of E. coli and 10 cfu/100ml of intestinal enterococci.

Has there been sewage at Seagrove recently?

Yes. 2 storm overflows within ten kilometres of Seagrove: 2 in the last 48 hours.

← All bathing waters

England · Isle of Wight

Wednesday 2 September

Seagrove

Caution. Sewage discharge 4.2km away 2 days ago.

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 03:25 UK time

Why this verdict

Discharge nearby: 4.2km 2 days ago (negative factor)
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)

Recent sewage discharges nearby

Storm overflows operated by Southern Water Services Limited within ten kilometres in the last 48 hours.

Ended 2 days ago

SWS00416 · into SOLENT

4.2km from the bathing water
Ended 2 days ago

SWS00664 · into PORTSMOUTH HARBOUR

8.0km from the bathing water

See every spill happening now across the UK →

Latest bacteria reading

Latest sample · 17 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, 2021 to 2025

The Environment Agency links 16 storm overflows to Seagrove. In 2025 they discharged 169 times.

Counted spills a year at the overflows feeding this bathing water.

313

2021

286

2022

475

2023

324

2024

169

2025

Down 46% since 2021, from 313 spills to 169.

Counting every monitored overflow within ten kilometres instead, whether or not it drains here, gives 891 spills across 54 overflows in 2025.

Common questions

Can you swim at Seagrove?: Caution. Sewage discharge 4.2km away 2 days ago. Seagrove 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 Seagrove?: Seagrove 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 17 August 2026, showed 10 cfu/100ml of E. coli and 10 cfu/100ml of intestinal enterococci.
Has there been sewage at Seagrove recently?: Yes. 2 storm overflows within ten kilometres of Seagrove: 2 in the last 48 hours.

Where this data comes from

Contains water-company storm overflow data, licensed under OGL v3
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

Rated Excellent St Helens Isle of Wight Rated Good Ryde Isle of Wight Rated Good Bembridge Isle of Wight Rated Excellent Whitecliff Bay Isle of Wight

Cleanest beaches in Isle of Wight →

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Gareth Clubb