Significant earthquakes of 1993

June 18, 1993 Earthquake: Kermadec Islands

June 18, 1993 · M6.6

A magnitude 6.6 earthquake struck Kermadec Islands on June 18, 1993 at 11:52:54 UTC, 20 km below the surface. It caused a tsunami.

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
June 18, 1993
Time
11:52:54 UTC
Place
Kermadec Islands
Magnitude
6.6 (Mw)
Focal depth
20 km (12 mi)
Epicenter
28.886° S, 176.819° W

The toll

The record gives no deaths, injuries or damage for this earthquake.

What the record says

NCEI’s account, from the sources it cites.

1993, June 18, 11:52:51.6 UTC. 29.053 S, 176.753 W, depth 16 km, magnitude 6.2 mb, 6.6 MS, 6.6 Mw. (reference #1053)

1993, June 18, 11:52:54.8 UTC. 28.886 S, 176.819 W, depth 20 km, magnitude 6.6 Mw. (reference #9910)

1993, June 18, 11:52:53.64 UTC. 28.782 S, 176.828 W, depth 15 km, magnitude 6.57 Mw. (reference #10476)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1993The 1900sEvery quake the USGS located in 1993Recent 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 10046.