Earthquake tlan: 01/19/2005 13:51:57 GMT, M=5.0, N33.87 E141.43, 45.0km 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