Skip to content
Loading seismic data…
Back to Global map
Great
M
7.0
19 km N of Nandayure, Costa Rica
Historical event · Wed, 23 Aug 1978 00:38:32 GMT
Peak Ground Motion
MMI 7.2
View ShakeMap →
Depth
56 km
Time (UTC)
00:38
Date
1978-08-23
Latitude
10.204°
Longitude
-85.222°
Source
USGS
View official report
M7.0 · 19 km N of Nandayure, Costa Rica · Was That A Quake?