A major earthquake in Turkey caused over 16,000 deaths . Hypocenter location from NEIC:
99/08/17 00:01:38 40.64N 29.83E 10.0 7.8Ms A TURKEY
Waveforms from our own basement, from the broad-band seismic sensor operated there by Weston Observatory. Traces start at the 00 h 02 min 00 sec (GMT) on 08/07/99, with time marked in seconds, and are arranged in the following order: E-W, N-S, V.
Window scaling. Filtered above 30 seconds, below 2 seconds

Body waves:

Surface waves: