Earthquake nuau: 09/24/2004 10:34:54 GMT, M=5.8, N0.86 W26.52, 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