Pacific Ocean

Maritime Risk Briefing · 45 Commercial Ports

Regional Risk Context

The Pacific Ocean basin encompasses the world's largest body of water and hosts some of the busiest commercial shipping routes, connecting the manufacturing economies of East Asia with consumer markets across the Americas and Oceania. The region's ports serve as critical nodes in transpacific supply chains that carry electronics, automobiles, machinery, and raw materials worth trillions of dollars annually. The Pacific's vast distances mean that route optimization and weather routing have significant financial implications.

Typhoon season in the western Pacific (June through November) represents the primary natural hazard. The western Pacific generates more tropical cyclones than any other basin, with an average of 26 named storms per year. Typhoons can produce sustained winds above 150 knots and generate wave heights exceeding 15 meters, posing extreme danger to vessels at sea and causing extended port closures. ArcNautical's stochastic scoring model simulates weather conditions along the planned route using Monte Carlo methods, producing probabilistic ETA and fuel consumption distributions that account for typhoon season routing deviations.

North Korea sanctions enforcement is a significant compliance concern for vessels operating in the western Pacific. UN Security Council resolutions prohibit ship-to-ship transfers of petroleum products, coal, and other commodities to North Korean vessels, and several vessel networks involved in sanctions evasion have been documented operating in the East China Sea and Yellow Sea. ArcNautical screens vessel ownership chains against OFAC SDN, UN Consolidated, and EU sanctions lists, and the AIS anomaly detection system flags potential dark activity.

Port State Control Context

Tokyo MoU

The Tokyo Memorandum of Understanding (Asia-Pacific) maintains the most active publicly-available regional PSC programme. Across the last 24 months, the Tokyo MoU detention dataset records 5,208 distinct vessel detentions (sourced from OpenSanctions, as of 2026-05-17). Vessel-level detention probability is computed by ArcNautical using flag performance, vessel age, deficiency history, and ownership opacity.

Score a Voyage in the Pacific Ocean

Plan and score a voyage using 10 intelligence signals β€” composite risk, route-level threat exposure, sanctions screening, and fuel/CII estimates.

Open Voyage Scorer

Ports in the Pacific Ocean

πŸ‡°πŸ‡· Busan
South Korea · Container Terminal
πŸ‡―πŸ‡΅ Chiba
Japan · Multi-Purpose Port
πŸ‡¨πŸ‡³ Dalian
China · Multi-Purpose Port
πŸ‡°πŸ‡· Gunsan
South Korea · Multi-Purpose Port
πŸ‡°πŸ‡· Gwangyang
South Korea · Container Terminal
πŸ‡―πŸ‡΅ Hakata
Japan · Container Terminal
πŸ‡―πŸ‡΅ Hiroshima
Japan · General Cargo Port
πŸ‡ΉπŸ‡Ό Hualien
Taiwan · General Cargo Port
πŸ‡¨πŸ‡³ Huanghua
China · Bulk Cargo Terminal
πŸ‡°πŸ‡· Incheon
South Korea · Multi-Purpose Port
πŸ‡¨πŸ‡³ Jiujiang
China · General Cargo Port
πŸ‡ΉπŸ‡Ό Keelung (Taipei)
Taiwan · Container Terminal
πŸ‡―πŸ‡΅ Kitakyushu
Japan · Multi-Purpose Port
πŸ‡―πŸ‡΅ Kobe
Japan · Container Terminal
πŸ‡¨πŸ‡³ Lianyungang
China · Multi-Purpose Port
πŸ‡°πŸ‡· Masan
South Korea · General Cargo Port
πŸ‡°πŸ‡· Mokpo
South Korea · General Cargo Port
πŸ‡―πŸ‡΅ Nagasaki
Japan · General Cargo Port
πŸ‡―πŸ‡΅ Nagoya
Japan · Multi-Purpose Port
πŸ‡―πŸ‡΅ Naha
Japan · Multi-Purpose Port
πŸ‡·πŸ‡Ί Nakhodka πŸ”΄ OFAC comprehensive
Russia · Multi-Purpose Port
πŸ‡¨πŸ‡³ Nantong
China · Multi-Purpose Port
πŸ‡¨πŸ‡³ Ningbo-Zhoushan
China · Multi-Purpose Port
πŸ‡―πŸ‡΅ Osaka
Japan · Container Terminal
πŸ‡°πŸ‡· Pyeongtaek
South Korea · Multi-Purpose Port
πŸ‡¨πŸ‡³ Qingdao
China · Multi-Purpose Port
πŸ‡¨πŸ‡³ Quzhou
China · General Cargo Port
πŸ‡¨πŸ‡³ Rizhao
China · Bulk Cargo Terminal
πŸ‡―πŸ‡΅ Sakai
Japan · Multi-Purpose Port
πŸ‡―πŸ‡΅ Sasebo
Japan · Naval Base
πŸ‡¨πŸ‡³ Shanghai
China · Container Terminal
πŸ‡―πŸ‡΅ Shimizu
Japan · Multi-Purpose Port
πŸ‡¨πŸ‡³ Taixing
China · General Cargo Port
πŸ‡¨πŸ‡³ Tangshan
China · Bulk Cargo Terminal
πŸ‡¨πŸ‡³ Tianjin
China · Multi-Purpose Port
πŸ‡―πŸ‡΅ Tokyo
Japan · Container Terminal
πŸ‡―πŸ‡΅ Tomakomai
Japan · Multi-Purpose Port
πŸ‡°πŸ‡· Ulsan
South Korea · Tanker Terminal
πŸ‡·πŸ‡Ί Vladivostok πŸ”΄ OFAC comprehensive
Russia · Multi-Purpose Port
πŸ‡·πŸ‡Ί Vostochny πŸ”΄ OFAC comprehensive
Russia · Container Terminal
πŸ‡¨πŸ‡³ Wenzhou
China · General Cargo Port
πŸ‡¨πŸ‡³ Yingkou
China · Multi-Purpose Port
πŸ‡―πŸ‡΅ Yokohama
Japan · Container Terminal
πŸ‡―πŸ‡΅ Yokosuka
Japan · Naval Base
πŸ‡¨πŸ‡³ Zhangjiagang
China · Bulk Cargo Terminal