Geomorphology . The public access 

 beach at Buchanan Street (Ottawa 

 County) has a shoreline orientation 

 of N.n°W. and is located along a 

 coast composed of small dunes 

 covered with mature trees. These 

 dunes extend to the active beach. 

 Subsequent erosion has cut back to 

 a till layer which rises about 8 

 feet above the lake and is capped 

 by sand dunes 



Bench Mark Location (5 August 1970) 

 (cor. sees. 16, 17, 20, 21, T.7 N. , 

 R.16 W.). At public access on 

 Suchanan Street south of Grand Haven. 

 Profile is continuation of fence line 

 at north side of right-of-way. 

 Azimuths (from north) : 15°25' , flag- 

 pole at first house; 174°23' , radar 

 dome at Saugatuck; 338°54', west edge 

 of red house of Grand Haven jetty; 

 340°10' , red lighthouse. Bench mark 

 was moved 20 feet landward 20 November 

 1971. 



June 1970 



11 August 1971 

 Figure 15. Location and geomorphology of profile site 10. 



37 



