浙航警922/26
Sea trials of M/V Prosperity in East China Sea bounded area on 11 Oct
No longer in forceReceived 10 Oct 2026, 12:04 UTCArchived 12 Oct 2026, 06:11 UTC
Warning text
Positions open on the mapZJ371/26 EAST CHINA SEA M/V PROSPERITY SEA TRIAL IN AREA BOUNDED BY 1）29-27.00N 122-35.70E，2）29-27.00N 122-42.10E，3）29-15.00N 122-36.90E AND 4）29-15.00N 122-30.50E FROM 110000UTC TO 111000UTC OCT. CAUTION ADVISED. ZHEJIANG MSA CHINA.
Location map
Open in the full mapAnalysis
No longer in forceM/V "Prosperity" (昌盛) will conduct sea trials in a quadrilateral area in the East China Sea. Activity is scheduled from 110800 UTC to 111800 UTC October. Mariners are advised to exercise caution when transiting the area. No safety distance or contact details are given.
Exercise caution when transiting the area and keep a safe distance from the trial vessel.
- Type
- Offshore operations · severity moderate
- Feed
- Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
- Location
- East China Sea, area bounded by four points off Zhejiang
- Validity
- From 11 Oct 2026, 08:00 UTC
Until 11 Oct 2026, 18:00 UTCFROM 110000UTC TO 111000UTC OCT (translated as 110800-111800 UTC Oct) - Activity periods
- 11 Oct 2026, 08:00 UTC - 11 Oct 2026, 18:00 UTC (sea trials of M/V Prosperity within the stated area)
- Hazards
- vessel sea trial, manoeuvring vessel
Vessels involved
- PROSPERITY · trial vessel
Coast stations for this area
- RCCMRSC NingboChina60 NM from the area
- RCCMRCC ShanghaiChina122 NM from the area
- RCCRCC JejuRepublic of Korea315 NM from the area
- DSCDSC Station Ningbo RadioMRSC NingboChinaMMSI 004122400VHF 25, MF 100range 100 NM67 NM from the area
- DSCDSC Station Dalian RadioMRCC ShanghaiChinaMMSI 004122100VHF 25, MF 100range 100 NM113 NM from the area
- DSCDSC Station Wenzhou RadioWenzhou HASChinaMMSI 004122500MF 100range 100 NM134 NM from the area
- DSCDSC Station Chi-Lung (Keelung)TaiwanMMSI 004162019HF263 NM from the area
- DSCDSC Station Fuzhou RadioMRCC FujianChinaMMSI 004122600VHF 25, MF 100range 100 NM270 NM from the area
Worked out automatically from the warning text on 10 Oct 2026, 12:37 UTC. It can be wrong: the official warning text is the authority.