Strong motion waveform

Record information

  • Event: 2007/07/16 10:13 Off Jochuetsu, Niigata Pref. (M=6.8, h=17 km)
  • Station: Iwaki City Hall (IWK)
  • Instrument: SMAC-MD
  • Sensor places: B1F, 09F (click to see other waveforms)
  • Epicentral distance: 209 km
  • Peak acceleration: 5.6 cm/s2 (at B1F)
  • Seismic intensity: 2.1 (at B1F)
  • Record length: 72 sec.

Acceleration waveform at 09F

waveform

Pseudo response spectrum at 09F

sv graph