Magnitude 6.4 - COSTA RICA
2004 November 20 08:07:21 UTC
- This event has been reviewed by a seismologist.
|Depth||16 km (9.9 miles) set by location program|
|Distances|| 40 km (25 miles) SSW of SAN JOSE, Costa Rica|
80 km (50 miles) ESE of Puntarenas, Costa Rica
140 km (85 miles) WSW of Limon, Costa Rica
155 km (95 miles) NW of Golfito, Costa Rica
|Location Uncertainty||horizontal +/- 4 km (2.5 miles); depth fixed by location program|
|Parameters||NST=245, Nph=245, Dmin=111.2 km, Rmss=0.92 sec, Gp= 40°,|
M-type=teleseismic moment magnitude (Mw), Version=R
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Eight people killed and several injured; 526 buildings damaged or destroyed; many roads and bridges damaged; some landslides occurred in the San Jose area. Water lines broke at Parrita and power outages occurred at Quepos. Felt in much of Costa Rica. Felt (VII) at Parrita and Quepos; (VI) at Damas, Failes and Jaco; (V) at Alajuela, Monterrey, Naranjo, Puntarenas, San Isidro, Turrialba and Zapote; (IV) at Batan, Bribri, Limon, Los Chiles, Nicoya, Palmar Sur and Upala.
- Preliminary Earthquake Report
- U.S. Geological Survey, National Earthquake Information Center:
World Data Center for Seismology, Denver