July 1, 1974 Earthquake: Los Toldos, Argentina
A magnitude 5.9 earthquake struck Los Toldos, Argentina on July 1, 1974 at 16:51:54 UTC, 18 km below the surface.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- July 1, 1974
- Time
- 16:51:54 UTC
- Place
- Los Toldos, Argentina
- Magnitude
- 5.9 (Ms)
- Focal depth
- 18 km (11 mi)
- Tsunami
- None recorded
- Epicenter
- 22.124° S, 64.638° W
- Country
- Argentina
The toll
- Damage
- Limited (under about $1 million)
Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.
What the record says
NCEI’s account, from the sources it cites.
1974, July 1 16:51:51.5 UTC. 22.1 S, 64.7 W, depth 13 km, magnitude 5.5 mb, 5.9 MS. Damage at Los Toldos. Felt widely in northern Argentina. (reference #1053)
1974, July 1 16:51:54.03 UTC. 22.124 S, 64.638 W, depth 18 km, magnitude 5.9 Ms NEIS, 6.5 UK PAS, 5.5 mb ISC, 5.5 mb NEIS. (reference #9910)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
More
Significant earthquakes of 1974The 1900sEvery quake the USGS located in 1974Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 4661.