Earthquake qsbr: 11/11/2004 17:34:55 GMT, M=6.5, S11.17 E162.02, 29.7km 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