Earthquake tiaq: 01/16/2005 20:17:56 GMT, M=6.6, N10.95 E140.77, 55.0km 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