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Oyster Bay Range Rear Lighthouse

Q W 7.5s🇹🇿Tanzania, TZOperational

Location & Light Range

About Oyster Bay Range Rear Lighthouse

This white masonry tower stands 20 meters tall, with its light positioned 37 meters above sea level. A single red stripe adorns its exterior. The structure also includes an adjacent single-story equipment room. It emits a quick white flash, visible for 12 nautical miles, guiding vessels through this section of the Tanzanian coast.

Why it matters: The Oyster Bay Range Rear Lighthouse functions alongside its front counterpart to alert vessels to the cliffs of the Msasani peninsula.

Background
The Oyster Bay Range Front Lighthouse is located on the coast of Dar es salaam, Tanzania in Oyster Bay. The lighthouse works in conjunction with the Oyster Bay Rear Range Lighthouse to warn ships away from the cliffs at the Msasani peninsula. The tower is a white cylindrical tower with one red white strip facing the ocean. The lighthouse has a small 1 story equipment room adjacent to the tower.

Light & Optic

Characteristic Signature
Q W 7.5s
Flash Type
Quick
Light Color
White
Flash Count
1 flash
Interval
7.5s
Raw Code
Q
Focal Height
37m
Geographic Range
12NM

Location

City
Tanzania
Country
🇹🇿TZ
Latitude
-6.7829°
Longitude
39.2837°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
20m
Tower Color
white
Material
masonry

Structure: White masonry tower, red stripe; 85

References & Identifiers

Admiralty No.
D6674.1
NGA No.
31440
Wikipedia
Read on Wikipedia →
Wikidata
Q28332493 →
OpenStreetMap
View on OSM →
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Frequently Asked Questions

How do mariners identify Oyster Bay Range Rear Lighthouse at night?+
Oyster Bay Range Rear displays the characteristic Q W 7.5s — 1 white flash every 7.5 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area.
Which ports and harbors does Oyster Bay Range Rear Lighthouse guide vessels into?+
Oyster Bay Range Rear Lighthouse assists vessels approaching 3 nearby ports. The closest is Dar es Salaam at 2.7 NM to the SSE. Other ports served include Mkokotoni, Zanzibar (37.5 NM N), Zanzibar (37.9 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Oyster Bay Range Rear Lighthouse still active and maintained?+
Yes, Oyster Bay Range Rear Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Oyster Bay Range Rear Lighthouse?+
You can track vessels near Oyster Bay Range Rear Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.