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Botany Bay, Broadstairs

Thanet, South East
Excellent Water Quality
Data last verified: 12 Nov 2026

Botany Bay in Broadstairs boasts a picturesque shoreline of rock and sand, where the crystal-clear waters of the English Channel meet the Thanet coastline. With an official water quality rating of Excellent, as tested by the Environment Agency, this beach is perfect for a refreshing summer dip. The water temperature in July and August typically ranges from 18-20°C, making it an ideal spot for swimming and sunbathing.

10.6°C
Air Temp
19.4 mph
Wind Speed
Low Tide (0.94m)
in 6h 12m (07:23) • Spring Tide
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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
Help us verify

Air Temp

10.6°C
Comfortable

Weather

Rain showers
10.6°C

Tide

Low Tide (0.94m)
in 6h 12m (07:23) • Spring Tide

Water Quality

Excellent
Safe for swimming

Pollution Alerts

None
No alerts today

Quick Overview

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

Beach Information View all details

Beach Type
Rock, Sand
Water Quality
Excellent
Avg. Air Temp
10.6°C
Swimming
Highly recommended

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Reference Information

🌊 Live Tide Curve, Tidal Range & 7-Day Schedule

Harmonic astronomical predictions, tidal coefficients & flow rate

Spring Tide • Coeff 87
Current Water Level
High Tide (Slack) • (4.69m)
5% through current tide cycle (LAT)
Upcoming High & Low
▲ High: 13:10 (4.63m • in 11h 59m)
▼ Low: 07:23 (0.94m • in 6h 12m)
Tidal Range & Coefficient
Range: 3.77m (Coeff 87/120)
Large tidal range — faster tidal currents and higher high water.
Current Tidal Flow
Slack Water (Calmest)
Rule of Twelfths: fastest flow occurs in mid-tide hours 3 & 4.
📈 24-Hour Harmonic Tide Curve (LAT)
Station: Saint Peters
5.3m 2.9m 0.4m 23:3003:3007:3011:3015:3019:30 Low 07:23 (0.9m)High 13:10 (4.6m)Low 19:37 (1.1m) NOW
📅 7-Day High & Low Tide Table
Day High & Low Tides (Local Time) Tidal Range Coeff / Phase
Wed 11 Nov ▼ Low 19:09 (0.97m) --
Today ▲ High 00:53 (4.71m)▼ Low 07:23 (0.94m)▲ High 13:10 (4.63m)▼ Low 19:37 (1.15m) 3.77m Spring (87)
Fri 13 Nov ▲ High 01:15 (4.62m)▼ Low 07:53 (1.03m)▲ High 13:35 (4.47m)▼ Low 20:07 (1.31m) 3.59m Coeff 81
Sat 14 Nov ▲ High 01:43 (4.53m)▼ Low 08:26 (1.14m)▲ High 14:07 (4.32m)▼ Low 20:40 (1.45m) 3.39m Coeff 75
Sun 15 Nov ▲ High 02:18 (4.43m)▼ Low 09:04 (1.24m)▲ High 14:46 (4.18m)▼ Low 21:20 (1.59m) 3.19m Coeff 69
Mon 16 Nov ▲ High 03:00 (4.31m)▼ Low 09:48 (1.34m)▲ High 15:34 (4.04m)▼ Low 22:08 (1.70m) 2.97m Coeff 62
Tue 17 Nov ▲ High 03:50 (4.17m)▼ Low 10:41 (1.42m)▲ High 16:33 (3.93m)▼ Low 23:06 (1.78m) 2.75m Coeff 55
Reference Station: Saint Peters • Model: FES2022 Global Ocean Model • Datum: LAT Tide predictions via TidesAtlas
Next 4 Tides
Spring Tide
Low 07:23 0.94m
High 13:10 4.63m
Low 19:37 1.15m
High 01:15 4.62m
Current: High Tide (Slack) (4.69m) • Slack Water (Calmest)
Sediment Type
Rock, Sand

The shoreline consists primarily of rock, sand. 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
Southern Water Services Limited

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

Designated Year
1997

Officially designated as a protected bathing water site in 1997. This designation mandates regular public health monitoring.

County / District
Thanet

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

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