| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 85.0 km |
| Coordinates | 12.987, -88.264 |
| UTC time | 1978-12-18 02:31:27.100 |
Earthquake details
Monday, December 18, 1978 Earthquake
The earthquake hit El Salvador on Monday, December 18, 1978 at 02:31 UTC with a magnitude of 5.3. The closest known location in the current dataset is Usulután (El Salvador - SV), about 45.2 km away. The epicenter is located at longitude -88.264 and latitude 12.987.
| Location | Usulután |
| Country | El Salvador (SV) |
| Severity | Strong |
Earthquake map 1978-12-18
Closest countries
The 12 closest cities near the epicenter.
| Usulután | 45.2 km |
| San Miguel | 55.9 km |
| Zacatecoluca | 86.8 km |
| San Vicente | 92.5 km |
| Cojutepeque | 108.9 km |
| San Martín | 113.4 km |
| Ilopango | 121.3 km |
| Ciudad Choluteca | 121.4 km |
| Soyapango | 124.4 km |
| El Viejo | 124.4 km |
| San Marcos | 124.6 km |
| San Salvador | 126.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.2
San Miguel
El Salvador · 2026-04-08 10:43 UTC
|
23.4 km |
|
M 4.8
San Marcos
El Salvador · 2026-03-26 22:11 UTC
|
106.2 km |
|
M 4.4
San Salvador
El Salvador · 2026-03-21 14:17 UTC
|
64.3 km |
|
M 5.3
San Miguel
El Salvador · 2026-03-15 05:00 UTC
|
34.3 km |
|
M 5.3
Usulután
El Salvador · 2026-03-04 18:56 UTC
|
45.4 km |
|
M 4.3
San Salvador
El Salvador · 2026-02-05 05:39 UTC
|
108.6 km |
|
M 4.5
San Miguel
El Salvador · 2026-01-27 21:06 UTC
|
67.9 km |
|
M 4.0
San Miguel
El Salvador · 2026-01-06 17:07 UTC
|
17.0 km |
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