浙航警948/26
Sea trials by vessel NORD SWAN in an area of the East China Sea (off Zhejiang)
No longer in forceReceived 16 Oct 2026, 10:03 UTCArchived 24 Oct 2026, 06:50 UTC
Warning text
Positions open on the mapZJ382/26 EAST CHINA SEA TRIAL SHIP “NORD SWAN” IN AREA BOUNDED BY THE LINES JOINING 29-40.00N 123-20.00E，29-40.00N 123-35.00E，30-20.00N 123-35.00E AND 30-20.00N 123-20.00E（CGCS2000）FROM 172300UTC TO 181000UTC，AND 2200UTC TO 1000UTC DAILY FROM 18 TO 23 OCT. WIDE BERTH REQUESTED. ZHEJIANG MSA CHINA.
Location map
Open in the full mapAnalysis
No longer in forceThe vessel NORD SWAN will conduct sea trials within the area bounded by the four positions given in the East China Sea. Trials will occur 18 Oct 07:00-18:00 UTC and daily 19-23 Oct 06:00-18:00 UTC. Mariners are requested to give a wide berth to the trial area.
Give the trial area a wide berth and maintain a sharp lookout; navigate with caution.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- East China Sea, area bounded by the four positions off Zhejiang
- Validity
- From 18 Oct 2026, 07:00 UTC
Until 23 Oct 2026, 18:00 UTC10月18日0700时至1800时和10月19日至23日每日0600时至1800时 - Activity periods
- 18 Oct 2026, 07:00 UTC - 18 Oct 2026, 18:00 UTC (Trials 18 Oct 0700-1800 UTC)
- 19 Oct 2026, 06:00 UTC - 19 Oct 2026, 18:00 UTC (Trials 19 Oct 0600-1800 UTC)
- 20 Oct 2026, 06:00 UTC - 20 Oct 2026, 18:00 UTC (Trials 20 Oct 0600-1800 UTC)
- 21 Oct 2026, 06:00 UTC - 21 Oct 2026, 18:00 UTC (Trials 21 Oct 0600-1800 UTC)
- 22 Oct 2026, 06:00 UTC - 22 Oct 2026, 18:00 UTC (Trials 22 Oct 0600-1800 UTC)
- 23 Oct 2026, 06:00 UTC - 23 Oct 2026, 18:00 UTC (Trials 23 Oct 0600-1800 UTC)
- Hazards
- sea trials, vessel manoeuvring, local increased traffic
Vessels involved
- NORD SWAN · trial vessel
Coast stations for this area
- RCCMRSC NingboChina107 NM from the area
- RCCMRCC ShanghaiChina144 NM from the area
- RCCRCC JejuRepublic of Korea275 NM from the area
- DSCDSC Station Ningbo RadioMRSC NingboChinaMMSI 004122400VHF 25, MF 100range 100 NM111 NM from the area
- DSCDSC Station Dalian RadioMRCC ShanghaiChinaMMSI 004122100VHF 25, MF 100range 100 NM137 NM from the area
- DSCDSC Station Wenzhou RadioWenzhou HASChinaMMSI 004122500MF 100range 100 NM184 NM from the area
- DSCDSC Station Seoul RadioRCC JejuRepublic of KoreaMMSI 004400701VHF 25, MF 250range 250 NM273 NM from the area
- DSCDSC Station Jeju Coast Guard Station, Jeju VTSRCC JejuRepublic of KoreaMMSI 004401005VHF 25, MF 250, HFrange 250 NM276 NM from the area
Worked out automatically from the warning text on 16 Oct 2026, 11:37 UTC. It can be wrong: the official warning text is the authority.