Earthquake ucaf: 02/04/2005 06:13:09 GMT, M=5.1, S4.48 E144.37, 87.0km 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