PMEL Acoustics Program logo National Oceanic and Atmospheric Administration Pacific Marine Environmental Laboratory Acoustics Program
  Seismic Sounds  

Note time and frequency scales are not identical, spectrograms displayed together for a general comparison of images.


Click on spectrogram to hear sound (wav file). Use QuickTime player to listen to the sounds.

Click on image "name" for a complete description of the sound.

earthquake spectrogram, click to listen
speed 10x
wav: 2.85MB
tremor spectrogram, click to listen

speed 10x
wav: 1.18MB
  whistle soundEruption
speed 10x
wav: 809K