MDN 266/2025

Low-altitude drone operations in Tolo Harbour for about 12 months

Activeuntil 29 Dec 2026, 00:00 UTC (in 44 days)Received 29 Dec 2025, 00:00 UTC

Warning text

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MARINE DEPARTMENT NOTICE NO. 266/2025 (Navigation Warnings & Related Information) Drone Operations at Tolo Harbour With immediate effect and for a period of approximately twelve months, low altitude drone operations will be conducted over the waters of Tolo Harbour. 2. The operating area covers the waters of Tolo Harbour west of a straight line joining the following co-ordinates (WGS 84 Datum) from (A) to (B) and the adjacent shoreline: Latitude Longitude (A) 22-26.99N 114-14.81E (B) 22-26.17N 114-14.84E 3. During the aforementioned period, Masters, coxswains and persons-in- charge of all vessels navigating in the vicinity should be aware of the said operations and navigate with caution. 4. A drawing showing the operating area is attached to this Notice. This Notice supersedes Marine Department Notice No. 86/2025. Mr. S.F. WONG Director of Marine Marine Department Government of the HKSAR Date: 29 December 2025 Action File Ref.: L/M. No. 437/25 in MD-HPS-F01-015-04B-002

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Analysis

Activeuntil 29 Dec 2026, 00:00 UTC (in 44 days)

From 29 December 2025 and for approximately twelve months, low-altitude drone operations will be conducted over the waters of Tolo Harbour. The operating area is the waters of Tolo Harbour west of a straight line joining two WGS84 positions and the adjacent shoreline. Masters and persons-in-charge of vessels navigating in the vicinity should be aware of the operations and navigate with caution. This notice supersedes Marine Department Notice No. 86/2025.

Type: Offshore operations · severity moderate
Feed: Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
Location: Tolo Harbour - waters west of a straight line joining the two given positions and adjacent shoreline
Validity: From 29 Dec 2025, 00:00 UTC
Until 29 Dec 2026, 00:00 UTCWith immediate effect and for a period of approximately twelve months
Activity periods: 29 Dec 2025, 00:00 UTC - 29 Dec 2026, 00:00 UTC (Continuous low-altitude drone operations - approximately 12 months from notice date)
Hazards: low-altitude drone operations
Cancels: MDN 86/2025

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

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