y 



90 



w 



RO 



iX. 





lY 





III 





D- 



70 



1— 





[IJ 





III 





U- 





LO 



60 



t- 





50 



40 



£ 30 



° 20 

 > 



o 



10 



■10 



Datum = MLL 



Initial Survey 3 Aug 70 



''^ Datum -Beach Intersect 



1 July 72 

 4 June 72 



6 May 72 



8 Apr 72 



11 Mar 72 



12 Feb 72 



15 Jan 72 



22 Dec 71 

 20 Nov 71 



23 Oct 71 



24 Sept 71 

 27 Aug 71 



2 Aug 71 



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



Distance from mean water line of initial survey^ in feet 



Changes at site 3. 



69 



