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Bournemouth Alum Chine

Bournemouth, Christchurch and Poole, South West
Excellent Water Quality
Data last verified: 12 Nov 2026

Bournemouth's Alum Chine Beach boasts a picturesque shoreline with a mix of sand and shingle, surrounded by lush greenery and scenic cliffs. The beach's excellent water quality, as rated by the Environment Agency, makes it an ideal spot for swimming and sunbathing. During the summer months, the water temperature typically ranges from 18-20°C, perfect for a refreshing dip.

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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

7.9°C
Comfortable

Weather

Partly cloudy
7.9°C

Tide

Low Tide (0.72m)
in 4h 49m (05:59) • Moderate-Spring Tide

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
7.9°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

Moderate-Spring Tide • Coeff 79
Current Water Level
Falling ↓ (1.32m)
36% through current tide cycle (LAT)
Upcoming High & Low
▲ High: 10:32 (1.67m • in 9h 21m)
▼ Low: 05:59 (0.72m • in 4h 49m)
Tidal Range & Coefficient
Range: 0.95m (Coeff 79/120)
Above-average tidal range — watch for rising tide in coves.
Current Tidal Flow
Peak Ebbing Flow
Rule of Twelfths: fastest flow occurs in mid-tide hours 3 & 4.
📈 24-Hour Harmonic Tide Curve (LAT)
Station: Christchurch (8.77 km)
1.9m 1.2m 0.4m 23:3003:3007:3011:3015:3019:30 Low 05:59 (0.7m)High 10:32 (1.7m)Low 13:08 (1.4m)High 14:13 (1.5m)Low 18:24 (0.6m) NOW
📅 7-Day High & Low Tide Table
Day High & Low Tides (Local Time) Tidal Range Coeff / Phase
Wed 11 Nov ▲ High 13:32 (1.46m)▼ Low 17:48 (0.57m)▲ High 22:25 (1.57m) 1.00m Coeff 82
Today ▼ Low 05:59 (0.72m)▲ High 10:32 (1.67m)▼ Low 13:08 (1.43m)▲ High 14:13 (1.46m)▼ Low 18:24 (0.59m)▲ High 23:10 (1.49m) 1.08m Spring (86)
Fri 13 Nov ▼ Low 06:38 (0.77m)▲ High 11:01 (1.56m)▼ Low 19:02 (0.63m) 0.93m Coeff 78
Sat 14 Nov ▲ High 00:10 (1.38m)▼ Low 07:19 (0.83m)▲ High 11:16 (1.45m)▼ Low 19:41 (0.69m) 0.76m Coeff 70
Sun 15 Nov ▲ High 04:12 (1.60m)▼ Low 08:03 (0.90m)▲ High 11:31 (1.36m)▼ Low 20:21 (0.76m)▲ High 23:52 (1.17m) 0.84m Coeff 74
Mon 16 Nov ▼ Low 01:00 (1.15m)▲ High 04:55 (1.61m)▼ Low 08:50 (0.96m)▲ High 11:56 (1.28m)▼ Low 13:51 (1.18m)▲ High 17:01 (1.42m)▼ Low 21:07 (0.83m) 0.78m Coeff 71
Tue 17 Nov ▲ High 00:17 (1.11m)▼ Low 01:41 (1.07m)▲ High 05:37 (1.59m)▼ Low 09:47 (1.00m)▲ High 17:37 (1.40m)▼ Low 22:02 (0.88m) 0.71m Coeff 68
Reference Station: Christchurch • Model: FES2022 Global Ocean Model • Datum: LAT Tide predictions via TidesAtlas
Next 4 Tides
Moderate-Spring Tide
Low 05:59 0.72m
High 10:32 1.67m
Low 13:08 1.43m
High 14:13 1.46m
Current: Falling (1.32m) • Peak Ebbing Flow
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
Wessex Water Services Limited

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

Designated Year
2000

Officially designated as a protected bathing water site in 2000. This designation mandates regular public health monitoring.

County / District
Bournemouth, Christchurch and Poole

Governed under local district sanitation and environmental safety regulations in the Bournemouth, Christchurch and Poole area.

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