Earthquake twbw: 01/29/2005 19:06:15 GMT, M=5.1, N7.82 E94.31, 30.0km depth, Bias: pga=0.00 pgv=0.00 Seismic Stations Explanation of Flags M - Manually flagged T - Outlier G - Amplitude off scale or below noise I - Incomplete data N - Not in list of known stations