All earthquakesNorthern Mariana Islands
Northern Mariana Islands earthquakes in 1978
28 earthquakes of magnitude 2.5 or more were located in Northern Mariana Islands in 1978. The largest: M5.4 Alamagan region, Northern Mariana Islands, Oct 24, 1978.
From the USGS catalog. Times are local to each quake.
Map
Where every quake of 1978 was located in Northern Mariana Islands. Select one for its page.
Every quake of 1978
Magnitude 2.5 and up, newest first.
- 4.0286 km N of Saipan, Northern Mariana Islands · 204 km deep
- 5.2Pagan region, Northern Mariana Islands · 210 km deep
- 4.623 km SE of Saipan, Northern Mariana Islands · 33 km deep
- 4.3Pagan region, Northern Mariana Islands · 621 km deep
- 5.4Alamagan region, Northern Mariana Islands · 71 km deep
- 5.3203 km N of Saipan, Northern Mariana Islands · 107 km deep
- 4.7Alamagan region, Northern Mariana Islands · 80 km deep
- 5.2Pagan region, Northern Mariana Islands · 188 km deep
- 5.4Maug Islands region, Northern Mariana Islands · 500 km deep
- 5.4115 km NE of Saipan, Northern Mariana Islands · 33 km deep
- 4.7Pagan region, Northern Mariana Islands · 115 km deep
- 4.9Pagan region, Northern Mariana Islands · 39 km deep
- 4.5Pagan region, Northern Mariana Islands · 406 km deep
- 4.7Maug Islands region, Northern Mariana Islands · 33 km deep
- 4.9Maug Islands region, Northern Mariana Islands · 50 km deep
- 4.8Maug Islands region, Northern Mariana Islands · 33 km deep
- 5.0Maug Islands region, Northern Mariana Islands · 33 km deep
- 4.6Maug Islands region, Northern Mariana Islands · 33 km deep
- 5.2Maug Islands region, Northern Mariana Islands · 25 km deep
- 5.3127 km ESE of Saipan, Northern Mariana Islands · 29 km deep
- 4.5Maug Islands region, Northern Mariana Islands · 196 km deep
- 4.8266 km N of Saipan, Northern Mariana Islands · 261 km deep
- 4.981 km N of Saipan, Northern Mariana Islands · 94 km deep
- 5.0Pagan region, Northern Mariana Islands · 198 km deep
- 4.8Maug Islands region, Northern Mariana Islands · 397 km deep
- 4.8Maug Islands region, Northern Mariana Islands · 137 km deep
- 4.5286 km N of Saipan, Northern Mariana Islands · 253 km deep
- 5.1Pagan region, Northern Mariana Islands · 20 km deep
The largest
The 25 largest of 1978 in Northern Mariana Islands.
- 5.4Alamagan region, Northern Mariana Islands · 71 km deep
- 5.4Maug Islands region, Northern Mariana Islands · 500 km deep
- 5.4115 km NE of Saipan, Northern Mariana Islands · 33 km deep
- 5.3203 km N of Saipan, Northern Mariana Islands · 107 km deep
- 5.3127 km ESE of Saipan, Northern Mariana Islands · 29 km deep
- 5.2Pagan region, Northern Mariana Islands · 210 km deep
- 5.2Pagan region, Northern Mariana Islands · 188 km deep
- 5.2Maug Islands region, Northern Mariana Islands · 25 km deep
- 5.1Pagan region, Northern Mariana Islands · 20 km deep
- 5.0Maug Islands region, Northern Mariana Islands · 33 km deep
- 5.0Pagan region, Northern Mariana Islands · 198 km deep
- 4.9Pagan region, Northern Mariana Islands · 39 km deep
- 4.9Maug Islands region, Northern Mariana Islands · 50 km deep
- 4.981 km N of Saipan, Northern Mariana Islands · 94 km deep
- 4.8Maug Islands region, Northern Mariana Islands · 33 km deep
- 4.8266 km N of Saipan, Northern Mariana Islands · 261 km deep
- 4.8Maug Islands region, Northern Mariana Islands · 397 km deep
- 4.8Maug Islands region, Northern Mariana Islands · 137 km deep
- 4.7Alamagan region, Northern Mariana Islands · 80 km deep
- 4.7Pagan region, Northern Mariana Islands · 115 km deep
- 4.7Maug Islands region, Northern Mariana Islands · 33 km deep
- 4.623 km SE of Saipan, Northern Mariana Islands · 33 km deep
- 4.6Maug Islands region, Northern Mariana Islands · 33 km deep
- 4.5Pagan region, Northern Mariana Islands · 406 km deep
- 4.5Maug Islands region, Northern Mariana Islands · 196 km deep
Month by month
Counted by UTC date, which is how the catalog files them.
| Month | Quakes | Largest | Where |
|---|---|---|---|
| January 1978 | 2 | 5.1 | Pagan region, Northern Mariana Islands |
| February 1978 | 1 | 4.8 | Maug Islands region, Northern Mariana Islands |
| March 1978 | 1 | 4.8 | Maug Islands region, Northern Mariana Islands |
| April 1978 | 1 | 5.0 | Pagan region, Northern Mariana Islands |
| May 1978 | 4 | 5.3 | 127 km ESE of Saipan, Northern Mariana Islands |
| June 1978 | 0 | ||
| July 1978 | 7 | 5.2 | Maug Islands region, Northern Mariana Islands |
| August 1978 | 4 | 5.4 | Maug Islands region, Northern Mariana Islands |
| September 1978 | 2 | 5.2 | Pagan region, Northern Mariana Islands |
| October 1978 | 2 | 5.4 | Alamagan region, Northern Mariana Islands |
| November 1978 | 1 | 4.3 | Pagan region, Northern Mariana Islands |
| December 1978 | 3 | 5.2 | Pagan region, Northern Mariana Islands |
What this means
The catalog is only as complete as the instruments of the time. Worldwide coverage of magnitude 5 and up dates from the 1960s, and of 4.5 from the 1990s; earlier years hold the large quakes and the ones near a station, so a low count in an early year means fewer instruments, not a quiet earth.
By year
Every year the USGS catalog covers.
- 2020s2020202120222023202420252026
- 2010s2010201120122013201420152016201720182019
- 2000s2000200120022003200420052006200720082009
- 1990s1990199119921993199419951996199719981999
- 1980s1980198119821983198419851986198719881989
- 1970s1970197119721973197419751976197719781979
- 1960s1960196119621963196419651966196719681969
- 1950s1950195119521953195419551956195719581959
- 1940s1940194119421943194419451946194719481949
- 1930s1930193119321933193419351936193719381939
- 1920s1920192119221923192419251926192719281929
- 1910s1910191119121913191419151916191719181919
- 1900s1900190119021903190419051906190719081909
Nearby
Sources
Earthquakes, magnitudes, depths, shaking estimates and felt reports from the U.S. Geological Survey Earthquake Hazards Program, read from its live feeds and its catalog back to 1900. Tsunami messages from NOAA’s tsunami warning centers.