| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 96.0 km |
| Coordinates | 14.374, -91.454 |
| UTC time | 1978-08-18 15:35:17.800 |
Earthquake details
Friday, August 18, 1978 Earthquake
The earthquake hit Guatemala on Friday, August 18, 1978 at 15:35 UTC with a magnitude of 5.5. The closest known location in the current dataset is Mazatenango (Guatemala - GT), about 18.6 km away. The epicenter is located at longitude -91.454 and latitude 14.374.
| Location | Mazatenango |
| Country | Guatemala (GT) |
| Severity | Strong |
Earthquake map 1978-08-18
Closest countries
The 12 closest cities near the epicenter.
| Mazatenango | 18.6 km |
| Chicacao | 23.3 km |
| San Sebastián | 29.6 km |
| Retalhuleu | 30.1 km |
| Patulul | 32.1 km |
| Nuevo San Carlos | 35.5 km |
| Santiago Atitlán | 38.1 km |
| Santa Lucía Cotzumalguapa | 46.6 km |
| Colomba | 47.7 km |
| Cantel | 48.7 km |
| Quetzaltenango | 51.7 km |
| Sololá | 53.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.1
Coatepeque
Guatemala · 2026-04-09 03:01 UTC
|
72.5 km |
|
M 4.2
Santa Lucía Cotzumalguapa
Guatemala · 2026-03-17 19:54 UTC
|
35.6 km |
|
M 4.8
Chicacao
Guatemala · 2026-03-09 02:52 UTC
|
13.7 km |
|
M 4.2
Quetzaltenango
Guatemala · 2026-02-04 22:05 UTC
|
66.1 km |
|
M 4.0
Santa Lucía Cotzumalguapa
Guatemala · 2026-01-14 11:44 UTC
|
47.6 km |
|
M 4.3
Chichicastenango
Guatemala · 2025-12-02 12:59 UTC
|
62.4 km |
|
M 4.7
Santa Lucía Cotzumalguapa
Guatemala · 2025-11-20 03:44 UTC
|
71.0 km |
|
M 4.7
Quetzaltenango
Guatemala · 2025-11-06 12:14 UTC
|
56.9 km |
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.