MDN 34/2026

Marine site investigation east of Penny's Bay, Lantau Island (approx. 3 months)

No longer in forceReceived 16 Feb 2026, 00:00 UTCArchived 30 Sept 2026, 12:45 UTC

Warning text

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MARINE DEPARTMENT NOTICE NO. 34/2026 (Marine Works) Marine Site Investigation to the East of Penny’s Bay, Lantau Island With immediate effect and for a period of approximately three months, marine site investigation works involving drilling of boreholes will be carried out within the area bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (A) to (F): (A) 22-19.69N 114-03.77E (B) 22-19.21N 114-04.53E (C) 22-18.43N 114-04.59E (D) 22-18.28N 114-04.13E (E) 22-18.89N 114-03.37E (F) 22-19.51N 114-03.54E 2. The works will be carried out by one flat-top barge, two jack-up barges and one dumb lighter. Two tugboats will provide assistance. Vessels engaged in the works will display signals as prescribed in international and local regulations. 3. A working area of approximately 50 metres around each barge and lighter will be established. Yellow marker buoys fitted with yellow flashing lights will be laid to mark the positions of the anchors extending from the flat-top barge and lighter. Yellow flashing lights will be installed at the four corners of each jack-up barge to indicate its position. 4. The hours of work will be from 0700 to 2300 hours. No works will be carried out on Sundays and public holidays. Vessels employed for the works will stay in the works area outside the hours of work. 5. Vessels navigating in the vicinity should proceed with caution. 6. A drawing showing the works area is attached to this Notice. This Notice supersedes Marine Department Notice No. 115/2025. Mr. S.F. WONG Director of Marine Marine Department Government of the HKSAR Date: 16 February 2026 Action File Ref.: L/M. No. 16/25 in MD-PD&PS-F01-075-01A-003-P066

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Analysis

No longer in force

Marine site investigation involving drilling of boreholes will be carried out east of Penny's Bay, Lantau Island within a polygon defined by six positions. Works by one flat-top barge, two jack-up barges, one dumb lighter and two tugs commence with immediate effect for approximately three months. A 50 metre working zone around each barge/lighter will be established and marked by yellow buoys and flashing lights; jack-up barges will show yellow flashing lights at their corners. Hours of work 0700-2300 (times given in notice), no works on Sundays and public holidays.

Type: Survey operations · severity moderate
Feed: Survey operationsAll warnings of this kind on the map, or as an API feed.
Location: East of Penny's Bay, Lantau Island
Validity: From 16 Feb 2026, 00:00 UTC
Until 16 May 2026, 00:00 UTCWith immediate effect and for a period of approximately three months. Hours of work 0700 to 2300 hours. No works on Sundays and public holidays.
Activity periods: 16 Feb 2026, 00:00 UTC - 16 May 2026, 00:00 UTC (Daily 0700-2300 (times as stated in notice). No works on Sundays and public holidays.)
Hazards: marine site investigation, anchored barges and lighter, marker buoys with flashing lights, restricted working area (50 m around craft)
Cancels: Marine Department Notice No. 115/2025

Worked out automatically from the warning text on 30 Sept 2026, 11:21 UTC. It can be wrong: the official warning text is the authority.

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This warning's analysis also has:

Action for mariners
Keep-clear distance
Ships named
Lights and buoys affected
Translations
Nearby lights and rescue centres

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