Port Anchorages Conditions of Ulsan Port

Anchorage Name	Location (Coordinates)	Area (km²)	Depth (m)	Bottom Type	Max Vessel DWT	Capacity	Primary Use	Restrictions & Safety Notes	Commercial Notes	Regulatory References
Ulsan Outer Anchorage	35°28’00″N 129°25’00″E	3.2	20-25	Mud/Sand	300,000	10 vessels	Waiting/Storm shelter	Exposed to NE winds; avoid during typhoons Minimum holding power: 3x vessel weight (OCIMF standards) Anchor chain scope ≥5:1 in depths >20m Prohibited during monsoon season (Dec-Feb) for vessels >200,000 DWT	Free anchorage ≤72hrs Beyond 72hrs: KRW 0.15/GT/day Storm shelter surcharge: KRW 0.25/GT during warnings	Korea Maritime Safety Tribunal Notice 2021-12 OCIMF Mooring Equipment Guidelines, 4th Ed.
Ulsan Inner Anchorage	35°26’30″N 129°23’00″E	1.8	15-18	Clay	150,000	6 vessels	Bunkering/Ship repairs	Strong tidal currents (3 knots max) Requires dual anchors during spring tides Prohibited for LNG carriers Mandatory fendering for ship-to-ship operations Night navigation lights must be visible 360°	Requires port permission (24hr notice) Bunkering operators must be KPSC-certified Repair works require separate insurance coverage Waste discharge strictly prohibited	Ulsan Port Authority Ordinance No. 156 MARPOL Annex I Special Area Regulations
Onsan Anchorage	35°24’00″N 129°21’00″E	2.5	22-28	Sand/Shell	500,000	8 vessels	VLCC operations	Restricted zone within 1nm of chemical terminals Mandatory AIS transmission Static draught limit: 22m Vessels must maintain 500m clearance from pipelines Emergency towing wires must be rigged at all times	Pilot mandatory (Class 1 license required) Pre-paid security deposit required (minimum $50,000) Chemical tankers require additional HNS certification Night operations require special permission	IMO MSC.1/Circ.1405 Korea Chemical Industry Association Safety Code
Mipo Anchorage	35°29’12″N 129°24’36″E	1.2	12-15	Mud	80,000	4 vessels	Coastal vessels	Daytime use only (0600-1800 local time) Prohibited for vessels >200m LOA Maximum stay duration: 48 hours No bunkering operations permitted	Priority for Korean-flagged vessels No commercial transactions at anchor Customs inspection required before departure	Korea Coast Guard Directive 2020-04 Customs Act Article 37-2
New Port Anchorage	35°30’18″N 129°22’42″E	2.0	18-22	Sandy Clay	250,000	5 vessels	Container vessels	Dynamic positioning prohibited Minimum 300m spacing between vessels Mandatory gangway watch during crew transfers No anchoring within 200m of submarine cables	Requires pre-arrival stowage plan submission Reefer monitoring available (additional charge) Garbage collection service mandatory	Ulsan New Port Development Act SOLAS Chapter VI Regulations

Enhanced Operational Details:

Navigation Requirements:
- All coordinates based on WGS84 datum (EPSG:4326)
- Chart Datum: CD = LAT -0.2m (KHOA Standard)
- Minimum underkeel clearance: 10% of draught or 2m (whichever greater)
- Daylight transit recommended for first-time vessels
Updated Tidal Information:
- Mean tidal range: 1.5m (max 2.1m during spring tides)
- Neap tide range: 0.8m
- Tidal current direction: NW-SE (flood-ebb)
- Maximum current speed: 3.5 knots at spring tides
Communication Protocols:
- VTS contact: Channel 16/71 (24hrs English/Korean)
- Port Control call sign: “Ulsan Harbour Radio”
- Mandatory position reports every 6 hours
- Emergency channel: VHF 13 (Port Security)
Emergency Procedures:
- Typhoon warning signals:
  - Stage 1 (24hr notice): Red flag by day / Red over Red lights by night
  - Stage 2 (12hr notice): Two red flags by day / Red over Red over Red lights by night
- Oil spill response:
  - Mandatory SOPEP equipment check before anchoring
  - Immediate reporting required for any sheen observation
- Man overboard procedures:
  - Vessels must conduct MOB drills within 24hrs of arrival
  - Emergency position markers required on all gangways

Expanded Regulatory Compliance:

International Conventions:
- SOLAS Chapter V compliance for all anchorages
- MARPOL Annex I Special Area restrictions
- Ballast Water Management Convention implementation
- IMO 2020 Sulphur Cap compliance verified
Korean Local Regulations:
- Korea Port State Control inspection regime applies
- Anchoring ban in cable areas (marked on KHOA charts)
- Mandatory waste management plan submission
- Crew change restrictions during COVID measures
Port-Specific Rules:
- Ulsan Port Authority By-Law Article 14 (Anchorage Management)
- Chemical Anchorage Safety Protocol (2023 Revision)
- Night Navigation Restrictions (Port Ordinance 89-2)

Critical Safety Enhancements:

Anchor Watch Requirements:
- Mandatory when:
  - Currents exceed 2 knots
  - Winds > Beaufort 6
  - Within 1nm of other anchored vessels
  - Visibility < 1 nautical mile
- Watch must include:
  - Continuous position monitoring (GPS plotter)
  - Regular anchor chain inspection
  - Engine readiness (warm standby)
Chemical Anchorage Protocols:
- Required documents:
  - Valid gas-free certificate (less than 24hrs old)
  - Approved safety management plan
  - MSDS for all cargoes
- Equipment requirements:
  - Explosion-proof lighting
  - Secondary containment systems
  - Emergency shutdown systems
Mandatory Vessel Equipment:
- For all vessels:
  - Functioning radar reflector for vessels <20,000GT
  - Updated nautical charts (KHOA or Admiralty)
  - Korean-language port guide onboard
- VLCC-specific:
  - Emergency towing gear (fore and aft)
  - Inert gas system certification
  - Crude oil washing system records
Environmental Protection Measures:
- Strict prohibition on:
  - Any discharge within 12nm of coast
  - Use of heavy fuel oil at anchor
  - Open burning operations
- Required measures:
  - Oil spill containment booms for bunkering
  - Waste tracking documentation
  - Exhaust emission monitoring

Commercial Operations Update:

Bunkering Services:
- Pre-approved suppliers list (Ulsan Port Authority registered)
- Mandatory mass flow meters for fuel measurement
- Advance notification required (6 hours minimum)
Port Charges:
- Demurrage calculation starts after 24hrs free period
- Anchorage fees:
  - Standard rate: KRW 0.15/GT/day
  - Chemical zone surcharge: 20%
  - Overtime pilotage: 150% of standard rate
Customs and Immigration:
- Clearance available at anchor for non-dangerous cargo
- Electronic submission of crew lists required
- Health declaration forms (including vaccination status)
Repair Services:
- Approved contractors only (Port Authority list)
- Hot work permits required (48hr notice)
- Diving operations notification (24hr advance)