Significant earthquakes of 1931

March 19, 1931 Earthquake: Laoag,bacarra,vigan,batac, Luzon, Philippines

March 19, 1931 · M6.9

A magnitude 6.9 earthquake struck Laoag,bacarra,vigan,batac, Luzon, Philippines on March 19, 1931 at 06:26:00 UTC.

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, 1931
Time
06:26:00 UTC
Place
Laoag,bacarra,vigan,batac, Luzon, Philippines
Magnitude
6.9
Intensity
9 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
18.300° N, 120.200° E

The toll

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 1931The 1900sEvery quake the USGS located in 1931Recent 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 3458.