Significant earthquakes of 1988

November 17, 1988 Earthquake: Catarman, Catbalogan, Samar, Philippines

November 17, 1988 · M6.6

A magnitude 6.6 earthquake struck Catarman, Catbalogan, Samar, Philippines on November 17, 1988 at 06:55:46 UTC, 19 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
November 17, 1988
Time
06:55:46 UTC
Place
Catarman, Catbalogan, Samar, Philippines
Magnitude
6.6 (Mw)
Focal depth
19 km (12 mi)
Intensity
6 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
12.399° N, 124.537° E

The toll

Injuries
29
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.

1988, Nov 17. Twenty nine people injured and damage (VI RF) at Catarman. Felt (V RF) at Catbalogan and (IV RF) in southeastern Luzon and on Masbate. Two events about 3 seconds apart. (reference #1053)

1988, Nov 17. 6.6 MW (reference #991)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1988The 1900sEvery quake the USGS located in 1988Recent 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 5181.