Hanford Site 200 West Area 2-D Seismic Data Acquisition. Truck in foreground is seismic vibraton source for 2-D data acquisition. Yellow flags indicate locations of geophones on 1-meter centers. The truck in the foreground provides a seismic source, or

This image shows the carbon tetrachloride concentrations interpolated from the existing monitoring well data (contours lines) at the site overlying a plot of seismic amplitudes at the Plio-Pleistocenecaliche contact. Note the high concentration in well 2