Earthquake jsak_06: 02/28/2006 07:31:08 GMT, M=5.9, N28.27 E56.81, 57.4km 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