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Grujica (Otočić Grujica) Lighthouse

Fl (3) White 15s🇭🇷Premuda, HROperational

Location & Light Range

About Grujica (Otočić Grujica) Lighthouse

Also known as: Gruizza

A white, cylindrical masonry tower 15 meters in height stands on Otočić Grujica, an island situated in the channel between Ilovik and Premuda. The lighthouse, first lit in 1872, has a focal height of 17 meters and emits a white flash every 15 seconds. Its structure includes a lantern and gallery atop a square tower, which rises from a one-story keeper's house. The lighthouse has a geographic range of 12.4 nautical miles. It is located about 12 kilometers southeast of Veli Lošinj.

Why it matters: This lighthouse guides vessels through the channel between Ilovik and Premuda, a significant waterway in the Croatian Adriatic.

Light & Optic

Characteristic Signature
Fl (3) White 15s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
15s
Raw Code
Fl W 15s
Focal Height
17m
Geographic Range
12.4NM

Construction & History

Year Built
1872

References & Identifiers

Nearest Port
Silba(5.7 km)
Admiralty No.
E3044
NGA No.
12772
ARLHS No.
CRO-005

Tower & Structure

Tower Height
15m
Tower Shape
cylindrical
Tower Color
white
Material
masonry

Structure: square cylindrical masonry tower with lantern and gallery, rising from a 1-story masonry keeper's house

Location

City
Premuda
Country
🇭🇷Croatia
Region
Zadar County
Sea Region
a small island in the channel between Ilovik and Premuda, about 12 km southeast of Veli Lošinj
Latitude
44.4096°
Longitude
14.5691°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Grujica (Otočić Grujica) Lighthouse at night?+
Grujica (Otočić Grujica) displays the characteristic Fl (3) White 15s — 3 white flashes every 15 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. The white color may indicate a specific sector or warning zone.
Which ports and harbors does Grujica (Otočić Grujica) Lighthouse guide vessels into?+
Grujica (Otočić Grujica) Lighthouse assists vessels approaching 5 nearby ports. The closest is Silba at 5.7 NM to the ESE. Other ports served include Veli Losinj (7.4 NM NNW), Mali Losinj (9.5 NM NNW), Ist (12 NM SE), Susak (12.6 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Grujica (Otočić Grujica) Lighthouse still active and maintained?+
Yes, Grujica (Otočić Grujica) 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 Grujica (Otočić Grujica) Lighthouse?+
You can track vessels near Grujica (Otočić Grujica) 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.