Trench
Peru–Chile Trench
Also known as Atacama Trench
The trench marking where the oceanic Nazca Plate descends beneath the continental margin of South America — the convergent boundary responsible for the Andes and for the region’s great earthquakes.
How this record is known
- 1
- Settled consensus
- Cited as the accepted position of the discipline.
1 of 1 claims on this page cite at least one registered source. Counts describe how each statement is known, not how likely it is to be true.
What Lithoen records
Each claim states how it is known and cites its evidence.
Established8–10 km
Oceanic trenches are long, narrow, curving depressions thousands of kilometres long and 8 to 10 kilometres deep, and are the deepest parts of the ocean floor.
- precision note: A typical depth range for Pacific trenches as a class, stated by the source; the Challenger Deep is deeper than this range.
- locality: Trenches of the Pacific Ocean floor.
Evidence support: Supported by the cited evidence · one source
Evidence: Kious 1996 · Primary authority
Record last updated 2026-09-06. Corrections follow the published corrections policy; superseded claims are retained, never silently edited.