MDN 170/2026

Restricted area off Sze Pak Wan for PSEMs drone demonstration, 28 Sep 22:30-29 Sep 01:30 UTC

No longer in forceReceived 24 Sept 2026, 00:00 UTCArchived 06 Oct 2026, 14:45 UTC

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MARINE DEPARTMENT NOTICE NO. 170/2026 (Navigation Warnings & Related Information) Establishment of a Restricted Area off Sze Pak Wan NOTICE IS HEREBY GIVEN that a Restricted Area will be established from 2230 hours on 28 September 2026 to 0130 hours on 29 September 2026, at the waters off Sze Pak Wan to facilitate a Pyrotechnic Special Effect Materials (PSEMs) drone demonstration. 2. The Restricted Area is formed by straight lines joining the following co-ordinates (WGS 84 Datum) from (A) to (D) and the adjacent shoreline: Latitude Longitude (A) 22〫 18.502’N 114〫 02.046’E (B) 22〫 18.358’N 114〫 01.824’E (C) 22〫 18.556’N 114〫 01.650’E (D) 22〫 18.748’N 114〫 01.832’E 3. During the aforementioned period, no vessels, other than Government launches and vessels engaged in the said event, will be allowed to enter or remain within the Restricted Area. All vessels navigating in the vicinity should keep away from the Restricted Area. 4. In the event of inclement weather or emergency, the event fallback date would be 5 to 6 October 2026 during the same time slot. 5. A drawing showing the Restricted Area is attached to this Notice. Mr. S.F. WONG Director of Marine Marine Department Government of the HKSAR Date: 24 September 2026 Action File Ref.: L/M 1007/26 in MD-HPS-F01-015-04B-002 不宜作航行用途 NOT TO BE USED FOR NAVIGATION

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Analysis

No longer in force

A temporary restricted area was established off Sze Pak Wan to facilitate a Pyrotechnic Special Effect Materials (PSEMs) drone demonstration. The restriction applied from 2230 UTC on 28 September 2026 to 0130 UTC on 29 September 2026; only Government launches and vessels engaged in the event were permitted inside. In the event of inclement weather or emergency a fallback date of 5 to 6 October 2026 during the same time slot was indicated. Mariners in the vicinity were advised to keep away from the restricted area.

Type: Restricted area · severity moderate
Feed: Security and restricted areasAll warnings of this kind on the map, or as an API feed.
Location: waters off Sze Pak Wan
Validity: From 28 Sept 2026, 22:30 UTC
Until 06 Oct 2026, 01:30 UTCfrom 2230 hours on 28 September 2026 to 0130 hours on 29 September 2026; fallback date would be 5 to 6 October 2026 during the same time slot
Activity periods: 28 Sept 2026, 22:30 UTC - 29 Sept 2026, 01:30 UTC (Declared restricted area for PSEMs drone demonstration)
05 Oct 2026, 22:30 UTC - 06 Oct 2026, 01:30 UTC (Fallback date in event of inclement weather or emergency (as stated))
Hazards: restricted area, pyrotechnic special effect materials (PSEMs) drone demonstration

Worked out automatically from the warning text on 30 Sept 2026, 09:59 UTC. It can be wrong: the official warning text is the authority.

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Keep-clear distance
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Nearby lights and rescue centres

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