Port of San Antonio

🇨🇱 Chile

East Pacific · Container Terminal

UN/LOCODE
CLSAI
Country
🇨🇱 Chile
Port Type
Container Terminal
Ocean Region
East Pacific
Latitude
-33.5900° S
Longitude
71.6200° W

Maritime Risk Context

San Antonio in Chile sits along the western coast of the Americas, where commercial shipping operates against a backdrop of seismic, volcanic, and ENSO-driven weather hazards. The Pacific Ring of Fire generates significant seismic and volcanic activity along the entire coast; Chile and Peru experience major earthquakes with sufficient frequency that seismic risk is material for both port infrastructure and voyage planning. The Panama Canal — the key chokepoint connecting the eastern Pacific with the Caribbean and Atlantic — has faced drought-related transit restrictions that limit vessel draft and daily transit capacity, forcing some operators to route via the Strait of Magellan or Cape Horn. El Niño/La Niña cycles produce sustained shifts in storm tracks and sea states.

Read the full East Pacific risk briefing →

Vessel Mix

No port-call data observed at San Antonio in the last 180 days. ArcNautical's AIS coverage focuses on the world's commercial shipping lanes; smaller or specialised ports may not register sufficient traffic for a meaningful breakdown.

Port State Control Context

Chile is a multi-MoU jurisdiction (its port states participate in more than one regional PSC programme). Vessel-level detention probability for calls at San Antonio is computed by ArcNautical's scoring engine using flag performance, vessel age, deficiency history, and ownership opacity rather than a regional aggregate.

Score a Voyage from San Antonio

Plan and score a voyage from San Antonio using 10 intelligence signals. Get composite risk scores, route-level threat exposure, sanctions screening, and fuel/CII estimates.

Open Voyage Scorer

Nearby Ports

🇨🇱 Valparaiso
Chile · Container Terminal · ~32 nm
🇨🇱 San Vicente (Talcahuano)
Chile · Multi-Purpose Port · ~203 nm
🇨🇱 Puerto Angamos
Chile · Bulk Cargo Terminal · ~633 nm
🇨🇱 Iquique
Chile · Multi-Purpose Port · ~807 nm
🇨🇱 Arica
Chile · General Cargo Port · ~910 nm
🇵🇪 Ilo
Peru · Multi-Purpose Port · ~958 nm
🇵🇪 Callao
Peru · Container Terminal · ~1328 nm
🇵🇪 Paita
Peru · Multi-Purpose Port · ~1791 nm