Archive · 23 Aug 2025
7.5 Magnitude Earthquake Strikes Drake Passage
A strong earthquake with a magnitude of 7.5 hit the Drake Passage near Antarctica.
The quake was initially measured at a higher magnitude but was later revised.
The epicenter was located southeast of Ushuaia, Argentina.
Although a tsunami warning was issued for Chilean Antarctic areas, the Pacific Tsunami Warning Center said there was no tsunami threat for distant areas.
Authorities have ordered preparedness and activated emergency systems.
This is the second magnitude 7.5 quake this year, with one occurring in May.
A 7.5 magnitude earthquake struck the Drake Passage.
The earthquake was initially registered as magnitude 8.0, later revised to 7.5.
The epicenter was located 700 km (435 mi) southeast of Ushuaia, Argentina.
A tsunami alert was raised for Chile's Antarctic territory by SHOA.
No major tsunami threat was issued for Hawaii or other distant areas.
- Who
- USGS, Pacific Tsunami Warning Center, Chilean Navy Hydrographic and Oceanographic Service (SHOA)
- What
- A 7.5 magnitude earthquake
- When
- Not explicitly stated in the article.
- Where
- Drake Passage, southeast of Ushuaia, Argentina
- Why
- Not explicitly stated in the article.
- Magnitude
- 7.5
- Location
- Drake Passage
- Depth
- 11 km (7 mi)
- Distance from Ushuaia
- 700 km (435 mi)
- Tsunami Warning
- Chilean Antarctic territory
- Distance from Frei Base
- 258 km (160 mi)
Sources
Earthquake of magnitude 7.5 hits Drake Passage off South America
7.5 earthquake hits South America, tsunami risk is being evaluated
Magnitude 7.5 earthquake hits off South American tip, no tsunami risk
Massive 7.5 magnitude earthquake hits Drake Passage between South America and Antarctica: Is there a tsunami warning
Magnitude 7.5 earthquake hits off South American tip, no tsunami risk
7.5 Earthquake Hits Chilean Antarctic Zone, Drake Passage, No Tsunami Threat
Massive 7.4-Magnitude Earthquake Jolts Drake Passage Between South America and Antarctica
Massive 7.5 Magnitude Earthquake Strikes South American Tip, No Tsunami Risk