Significant earthquakes of 1978

March 19, 1978 Earthquake: Acapulco, Mexico

March 19, 1978 · M6.6 · 1 death

A magnitude 6.6 earthquake struck Acapulco, Mexico on March 19, 1978 at 01:39:14 UTC, 36 km below the surface. It killed 1 person.

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
March 19, 1978
Time
01:39:14 UTC
Place
Acapulco, Mexico
Magnitude
6.6 (Ms)
Focal depth
36 km (22 mi)
Tsunami
None recorded
Epicenter
17.030° N, 99.740° W
Country
Mexico

The toll

Deaths
1
Injuries
25
Damage
Moderate (about $1 to $5 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.

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1978The 1900sEvery quake the USGS located in 1978Recent 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 4795.