M 6.9 - 42 km S of Quepos, Costa Rica
- 1999-08-20 10:02:21 (UTC)
- 9.044°N 84.159°W
- 20.0 km depth
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- ShakeMap
VImmi 
Estimated Intensity Map Origin - Review Status
- REVIEWED
- Magnitude
- 6.9 mwc
- Depth
- 20.0 km
- Time
- 1999-08-20 10:02:21 UTC
Moment Tensor Fault Plane Solution View Nearby Seismicity - Time Range
± Three Weeks - Search Radius
250.0 km - Magnitude Range
≥ 3.0
Contributors US
USGS National Earthquake Information Center, PDE