| Anchorage Name | Location (Coordinates) | Area (km²) | Depth (m) | Bottom Type | Max Vessel DWT | LOA Limit | Capacity | Primary Use | Restrictions & Safety Notes | Commercial Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| Masan Outer Anchorage | 35°10’30″N 128°34’15″E (WGS84) |
3.2 | 18-22 (CD) |
Mud/Sand (Holding Power: 3:1) |
50,000 | 250m | 5 vessels (0.5nm spacing) |
Waiting/Storm Shelter | 1. SW swell >2m in winter 2. Prohibited within 0.3nm of LNG terminal approach 3. AIS mandatory 4. No anchoring during typhoon signal ≥3 |
1. Free ≤72hrs (MOF Tariff 12-3) 2. Pilot boarding area: 35°09’45″N 128°35’00″E 3. Bunker waiting priority |
| Masan Inner Anchorage | 35°11’45″N 128°33’00″E (WGS84) |
1.8 | 12-15 (CD) |
Clay with shells (Holding Power: 2.5:1) |
30,000 | 200m | 3 vessels | Cargo Operations (Lightering) |
1. Tugs required >20,000 DWT 2. Daytime only for vessels >150m 3. Currents reach 3kt during springs 4. Mandatory port entry declaration |
1. Anchorage fee: ₩0.25/GT/hr (KPLA 2024) 2. Bunkering: 24hr notice required 3. Fresh water available |
| Changwon Emergency Anchorage | 35°09’50″N 128°35’20″E (WGS84) |
0.9 | 20-25 (CD) |
Rock/Sand (Holding Power: 4:1) |
80,000 | 300m | 2 vessels | Emergency Use Only | 1. Prior permission via VHF CH16 2. Depth variations: +2.5m springs/-1.0m neaps 3. No commercial operations 4. Medical evacuation priority |
1. No charges for genuine emergencies 2. Requires MRCC approval |
| Jinhae Bay Temporary Anchorage | 35°08’15″N 128°36’40″E (WGS84) |
2.1 | 15-18 (CD) |
Sandy clay | 45,000 | 230m | 4 vessels | Military/Civil Shared | 1. Active naval area – monitor CH14 2. Restricted Nov-Mar for exercises 3. No night operations 4. Weapons-safe status required |
1. Advance booking through agent 2. Max stay 48hr 3. No bunkering allowed |
| North Masan Contingency Anchorage | 35°12’05″N 128°32’50″E (WGS84) |
1.5 | 16-20 (CD) |
Hard clay | 60,000 | 270m | 2 vessels | Overflow/Contingency | 1. Activated by Port Control only 2. Minimum 3 shackles required 3. No discharge operations |
1. Standard port fees apply 2. Requires security deposit |
1. Additional Anchorage Information
– Holding Ground Quality:
• Outer: Excellent (3:1 mud, 60m scope recommended)
• Inner: Fair (2.5:1, recommend 75m scope)
• Emergency: Good (4:1 rock/sand)
• Contingency: Very good (3.5:1 hard clay)
– Swing Circle: Minimum 4x LOA required (Port Regulation §5.2.3)
– Prohibited Areas:
1. Within 500m of submarine cables (Chart KR-1256 marked)
2. Within 1nm of LNG terminal (35°12’10″N 128°32’05″E)
3. Fish farm zones (updated weekly via NOTMAR)
4. Naval restricted areas (NOTMAR Supplement 12/A)
– Underwater Hazards:
1. Wreck at 35°10’12″N 128°33’45″E (depth 8m, 20m radius exclusion)
2. Uncharted rocks reported at 35°09’30″N 128°35’50″E (2023 survey)
3. Pipeline corridor along 128°34’30″E (marked by yellow buoys)
2. Navigation Safety (Per MOF Ordinance 1563 & IMO Guidelines)
– VTS System:
• Coverage: 24/7 within 20nm radius
• Channels: Primary CH12 (working), CH16 (emergency), CH14 (naval)
• Reporting Points: 3 mandatory positions for vessels >300GT
• AIS Requirements: Continuous transmission within port limits
– Pilotage:
• Compulsory: >500 GT or LOA >50m
• Boarding: 2nm NE of outer anchorage (daylight only)
• Helicopter transfer available (prior arrangement)
• Pilot ladder requirements: SOLAS compliant
– Tug Services:
• 4 ASD tugs (40-60T bollard pull)
• 1 Fire-fighting tug (IMO Tier II compliant)
• Availability: 30-minute notice for standard operations
– Currents/Tides:
• Max 3.5kt during spring tides (inner channel)
• Tidal stream diamonds on Chart 1256
• Slack water periods: 1hr 20min before HW/LW
3. Regulatory References
– Primary Charts:
• KHO Chart No. 1256 (2024 Ed.)
• ENC KR521130 (Scale 1:15,000)
• Admiralty Chart BA 3321 (UKHO)
– Legal Framework:
1. Port Act (Article 32-5 for anchorage rules)
2. Masan Port Ordinance No. 2021-15 (amended 2023)
3. IMO MSC.1/Circ.1618 compliance
4. Korean Maritime Safety Act Chapter 7
– Surveys:
• Last hydrographic survey: 2023-11 (KHO Report H-228)
• Next scheduled: 2025-Q2
• Underwater inspection: Quarterly for cable areas
– Notices:
• KOREA NOTMAR updates weekly (www.kho.go.kr)
• Local Notice to Mariners issued biweekly
• NAVAREA XXI warnings broadcast daily
4. Weather Considerations & Emergency Protocols
– Typhoon Procedures:
• Phase 1 (>500nm): Monitor VHF CH14/16
• Phase 2 (<300nm): Mandatory position reports every 6hr
• Phase 3 (<100nm): Designated typhoon anchorages activated
• Designated typhoon anchorages: 35°07’00″N 128°37’30″E
– Fog Protocols:
• Avg 18 days/year (peaking Apr-May)
• Vessels >100m must sound fog signals
• Speed limit 5kt in inner approaches
• Radar-assisted traffic management activated
– Wave Conditions:
• Outer anchorage: Max Hs 3.0m (1% exceedance)
• Inner waters: Max Hs 1.5m
• Swell direction: Predominantly SE in summer
– Emergency Contacts:
• MRCC Busan: VHF CH16 / +82-51-720-9119
• Port Control: VHF CH12 / +82-55-240-7114
• KCG Masan Station: VHF CH67
5. Commercial Services & Logistics
– Bunkering:
• Inner anchorage only (24hr notice)
• Suppliers: SK Energy, Hyundai Oilbank approved
• Quality: ISO 8217:2017 compliant
• Max transfer rate: 150m³/hr
– Provisions:
• Through licensed agents only
• Fresh water: 100t/day capacity
• Garbage disposal: Mandatory for all vessels
– Waste Management:
• Mandatory for all vessels >400 GT
• MARPOL Annex V compliance verified
• Oil waste reception facilities available
– Repair Services:
• Limited afloat repairs (max 500T crane)
• Divers available (KOSHA certified)
• Hull cleaning permitted with prior approval
6. Critical Safety Notes & Operational Requirements
1. Anchorage Monitoring:
• Daily position verification required
• Anchor watch checklist per ISM Code 8.1
• GPS drift monitoring recommended
2. Emergency Preparedness:
• Lifeboat readiness at all times
• Emergency towing gear available
3. Prohibited Activities:
• No bunkering at emergency anchorages
• No discharge of any kind without permission
• No anchoring in cable zones (fines up to ₩50M)
4. Special Requirements:
• Vessels >200m LOA: Tug standby mandatory
• Hazardous cargo: Additional 0.5nm spacing
• Night operations: Special permission required
