Earthquake wyal: 04/16/2005 08:43:10 GMT, M=5.6, S1.50 E99.89, 40.0km 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