+ 



+ 



4- 



DEPTH TO ORANGE HORIZON 



Contour Inlervol: 20 Feet 



Figure 11. Contour Map of the Surface of the Orange Reflecting Horizon. 

 Depths are in feet below MSL. Note change in dip and strike 

 of this horizon compared to shallower yellow and blue re- 

 flectors (compare with Figures 10 and 8) . 



25 



