Significant earthquakes of 1983

July 3, 1983 Earthquake: San Jose, Costa Rica

July 3, 1983 · M6.2 · 2 deaths · $5 million

A magnitude 6.2 earthquake struck San Jose, Costa Rica on July 3, 1983 at 17:14:23 UTC, 33 km below the surface. It killed 2 people.

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 3, 1983
Time
17:14:23 UTC
Place
San Jose, Costa Rica
Magnitude
6.2 (Ms)
Focal depth
33 km (21 mi)
Intensity
9 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
9.652° N, 83.688° W
Country
Costa Rica

The toll

Deaths
2
Injuries
60
Damage
$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.

What the record says

NCEI’s account, from the sources it cites.

Two people killed and approximately 60 injured. Considerable damage to buildings. Landslides blocked and damaged some roads. (reference #1053)

$5 million damage, 1 killed. (reference #1250)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1983The 1900sEvery quake the USGS located in 1983Recent 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 4980.