Earthquake rnbg: 12/02/2004 03:32:22 GMT, M=5.6, S3.35 E135.38, 10km 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