| Anchorage Name | Location (Coordinates) | Area (km²) | Depth (m) | Bottom Type | Max Vessel DWT | Capacity | Primary Use | Restrictions & Safety Notes | Commercial Notes |
|---|---|---|---|---|---|---|---|---|---|
| Heungnam Outer Anchorage | 39°50’N, 127°40’E | ~2.5 | 15-20 | Mud/Sand with shell fragments | 50,000 | 5 vessels (min 500m spacing) | General cargo, bulk carriers, waiting area | 1. Exposed to NE winds (avg 25kt in winter) 2. Typhoon season restrictions (Jul-Sep) 3. No night navigation Dec-Feb 4. Mine danger zone 2nm NE |
1. Bunkering by barge only (48hr notice) 2. No repair facilities 3. Mandatory pre-arrival inspection |
| Heungnam Inner Anchorage | 39°48’N, 127°38’E | ~1.2 | 10-12 (dredged 2016) | Clay/Mud with rocky patches | 20,000 | 3 vessels | Coastal vessels, lighters, transshipment | 1. Currents up to 3kt at estuary 2. Tug required >10,000 DWT 3. No anchoring near submarine cable (marked) |
1. Pilotage: USD 850 per movement 2. No crew changes permitted 3. Fresh water at 100 tons/day max |
| Heungnam Emergency Anchorage | 39°52’N, 127°42’E | ~1.8 | 18-22 | Hard Sand with coral outcrops | 80,000 | 2 vessels | Emergency use only | 1. Active military monitoring 2. Automatic weapons fire warning 3. Maximum 72hr stay |
1. No provisions available 2. Mandatory departure after repairs 3. USD 5,000/day penalty for misuse |
| Chemical Anchorage | 39°47.5’N, 127°37’E | ~0.8 | 12-15 | Clay | 30,000 | 2 vessels | Hazardous cargo only | 1. 24hr armed guard required 2. No smoking zone 1nm radius 3. Mandatory gas detectors |
1. Special permit required (14-day processing) 2. Minimum USD 5M insurance |
Enhanced Additional Information:
- Navigation Aids:
– 2 unlit buoys at entrance (maintained quarterly)
– No VTS system
– GPS jamming possible within 20nm radius - Tidal Information:
– Mean spring range: 1.8m
– Highest recorded tide: 2.4m (2015 typhoon)
– Slack water ±1hr of HW/LW - Port Administration:
– Directly controlled by Ministry of People’s Armed Forces
– Portmaster available 0600-1800 local time
– All documents require Korean/English versions - Regulatory Framework:
– DPRK Maritime Safety Act (2017)
– UNSC Resolution 2397 (2017) restrictions enforced
– Mandatory 96hr pre-arrival notice - Emergency Protocols:
– Firefighting: 2 tugs with 1,200m³/hr capacity
– Pollution response: None available
– Medical evacuation: 6hr minimum response time - Communication Procedures:
– Primary: VHF Ch 16 (English/Korean)
– Secondary: HF 2182 kHz
– Email contact prohibited - Meteorological:
– Fog: 23 days/year average
– Gale warnings: Issued at Beaufort 7
– Sea ice: 15-30cm thickness in severe winters
Operational Safety Addendum:
- Anchor holding power: 3:1 scope minimum in outer anchorage
- Underwater obstructions: 3 uncharted wrecks within port area
- Air draft restrictions: 35m clearance at all tides
- Dangerous goods: Class 1 explosives prohibited
Critical Advisory:
- Navigation Warning: Unexploded ordnance reported in approaches
- Political Risk: Port operations may suspend without notice
- Legal Note: All commercial transactions require Bank of Korea approval
- Security Alert: AIS transponders must remain active within 12nm
