Earthquake gmah_05: 12/11/2005 05:55:12 GMT, M=5.5, S8.01 E128.94, 35km 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