Earthquake gpaf_05: 12/13/2005 03:16:09 GMT, M=6.6, S15.27 W178.57, 29.3km 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