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Seismicity – Station Location – Spring, Texas – 30° 00′ N – 95° 20′ W – Altitude 143 Feet ASL  

 

 

 

Our Last Posted (PSN) Seismograms

 

 

HOW MY HORIZONTAL SEISMIC SENSORS WORK (12-SEC)

  

HOW MY VERTICAL SEISMIC SENSOR WORKS (11-SEC)