90 



o 



a: 



Rn 



U- 





Ri 





a. 



1- 



70 



iii 





iij 





U- 





LO 



60 



1- 





UJ 





en 





II 





Ll_ 



o 



bO 



-> 





1- 





Ul 





LU 

 Li- 



40 



30 



uj 20 



^ 



-10 



Datum = MLL 



Initial Survey 3 Aug 70 



^< Datum -Beach Intersect 



30 June 71 



3 



June 71 



11 



May 71 



10 



Apr 71 



13 



Mar 71 



13 



Feb 71 



16 



Jan 71 



19 



Dec 70 



21 



Nov 70 



24 



Oct 70 



26 



Sept 70 



28 



Aug 70 



3 



Aug 70 



-120 -100 -80 -60 -40 -20 20 40 60 80 



Distance from mean water line of initial survey^ in feet 



Changes at site 4. 



70 



