Earthquake pibv: 10/08/2004 15:28:38 GMT, M=5.9, S56.49 W26.86, 94.8km 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