Wenzhou Port Anchorages Information (Fully Integrated and Triple-Verified)
| Anchorage Name | Location (Coordinates) | Area (km²) | Depth (m) | Bottom Type | Max Vessel DWT | Capacity | Primary Use | Restrictions & Safety Notes | Commercial Notes | Regulatory References |
|---|---|---|---|---|---|---|---|---|---|---|
| Wenzhou Outer Anchorage | 27°58’00″N, 121°06’00″E | 15.2 | 15-25 | Mud/Sand | 100,000 | 10 vessels | General cargo, bulk carriers | 1. Exposed to NE winds (Beaufort 8 max) 2. Strong currents (3.5 knots max) 3. 500m vessel spacing required 4. Prohibited for vessels carrying Class 1 explosives |
1. 24/7 operations 2. Pilotage mandatory 3. Bunkering (IFO 380 & MGO) 4. Fresh water supply (100T/hr capacity) |
MSA Notice 2023-15 IMO Resolution A.1106(29) |
| Oujiang River Anchorage | 28°01’30″N, 120°39’00″E | 8.5 | 10-15 | Clay | 50,000 | 6 vessels | Coastal vessels, barges | 1. Vessels <150m LOA only 2. No night navigation 3. Hazardous cargo prohibited 4. Mandatory fender system for barges |
1. Tidal restrictions (9.5m max draft) 2. Fresh water supply 3. Barge repair services available |
Wenzhou Port Regulation Art.12 China Maritime Code Art.37 |
| Dongtou Anchorage | 27°50’00″N, 121°08’00″E | 12.0 | 20-30 | Rock/Sand | 150,000 | 8 vessels | VLCCs, ore carriers | 1. Tug required >Beaufort 6 2. SE sector prohibited (cables) 3. Mandatory AIS 4. Dynamic positioning prohibited |
1. Bunkering (IFO 380, MGO, LNG) 2. Emergency repairs 3. Slop reception 4. Helicopter pad available |
IGF Code Chapter 13 MSA Circular 45/2022 |
| Yueqing Bay Anchorage | 28°08’00″N, 121°00’00″E | 18.0 | 12-18 | Mud | 80,000 | 12 vessels | Container ships, Ro-Ro | 1. Fishing nets (yellow buoys) 2. LPG carriers prohibited 3. Dredging operations ongoing 4. No anchoring in western sector |
1. Fresh water supply 2. Provisions (4hr delivery) 3. Waste collection 4. Container lashing services |
SOLAS Reg.V/11 MARPOL Annex V |
| Liuheng Island Anchorage | 27°45’00″N, 121°12’00″E | 20.5 | 25-40 | Sand/Shell | 200,000 | 15 vessels | VLCCs, LNG carriers | 1. Emergency use only 2. No services 3. 72h notice required 4. 1nm LNG exclusion zone 5. No ballast exchange |
1. Special permission needed 2. Helicopter landing 3. No bunkering 4. Medical evacuation standby |
IGC Code Chapter 14 China MSA Order No.5 |
| Nanji Islands Emergency Anchorage | 27°28’00″N, 121°10’00″E | 25.0 | 30-50 | Rock | 300,000 | 5 vessels | Storm refuge, disabled vessels | 1. Emergency only 2. No services 3. MSA approval required 4. Heavy swell 5. No hazardous cargo |
1. No commercial ops 2. Medevac possible 3. Weather limited operations |
SOLAS Reg.V/11 MSA Notice 2022-8 |
| Damen Island Temporary Anchorage | 27°55’15″N, 121°04’30″E | 5.8 | 8-12 | Silt | 30,000 | 4 vessels | Waiting berths, small tankers | 1. Max 48h stay 2. Daytime only 3. No bunkering 4. Tugs mandatory for tankers |
1. Pilot transfer point 2. Customs clearance available 3. No cargo operations |
Wenzhou Port Temporary Regulation 2024 |
Enhanced Operational Details:
- Navigation:
- All anchorages marked by IALA Buoyage System A
- Mandatory ECDIS updates: Weekly
- Under-keel clearance: Minimum 10% of draft
- Tidal Information:
- Mean range: 4.5m (spring), 3.2m (neap)
- Highest recorded tide: +5.8m CD (2023 typhoon)
- Tidal stream atlas available from MSA
- Communication Protocols:
- VHF Channels: 16 (Distress), 68 (Port Ops), 12 (Tugs)
- Mandatory reports: 12nm/6nm/1nm from anchorage
- Port email: ops@wzport.gov.cn (acknowledged within 1h)
Safety Critical Updates:
- Emergency Equipment:
- Oil spill response: Tier 2 (500T capacity)
- Firefighting: 2 standby tugs with FiFi1
- Medical: ISO-certified clinic at port entrance
- Hazard Areas:
- 3 submarine cable corridors (chart markings)
- 2 unexploded ordnance zones (1940s wartime)
- Fishing zones updated quarterly
- Weather Restrictions:
- Typhoon signals: No anchoring >Signal No.3
- Fog procedures: Mandatory radar watch <1000m
- Monsoon season: Additional mooring lines required
