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1. REPORT NUMBER 



TP 76-16 



2. GOVT ACCESSION NO. 



3. RECIPIENT'S CATALOG NUMBER 



4. TITLE (and Subtitle) 



COASTAL CHANGES, EASTERN LAKE MICHIGAN, 1970-73 



5. TYPE OF REPORT 4 PERIOD COVERED 



Technical Paper 



6. PERFORMING ORG. REPORT NUMBER 



7. AUTHORS 



Richard A. Davis, Jr. 



DACW72-70-C-0037 

 DACW72-73-C-0003 



9. PERFORMING ORGANIZATION NAME AND ADDRESS 



Western Michigan University 

 Kalamazoo, Michigan 49203 



10. PROGRAM ELEMENT. PROJECT, TASK 

 AREA & WORK UNIT NUMBERS 



D31195 



11. CONTROLLING OFFICE NAME AND ADDRESS 



Department of the Army 



Coastal Engineering Research Center (CERRE-CP) 



Kingman Building, Fort Belvoir, Virginia 22060 



12. REPORT DATE 



October 1976 



13. NUMBER OF PAGES 



64 



14. MONITORING AGENCY NAME S ADDRESSf// dlllerent from Controlling Ollice) 



15. SECURITY CLASS, (ol this report) 



UNCLASSIFIED 



15a. DECLASSIFI CATION/ DOWN GRADING 

 SCHEDULE 



16. DISTRIBUTION STATEMENT for this Report) 



Approved for public release; distribution unlimited. 



17. DISTRIBUTION STATEMENT (of the ebstract entered In Block 20, II dlllerent Irom Report) 



IB. SUPPLEMENTARY NOTES 



19. KEY WORDS (Continue on reverse side II necessary and identity by block number) 



Beach profile changes Lake Michigan 

 Beach morphology Bluff erosion Lake levels 

 Beach sediments Terrace erosion 



20. ABSTRACT (Continue on reverse side 11 necessary and Identity by block number) 



This study concerns erosion of the bluff or edge of the terrace marking the 

 landward boundary of the beach at 17 sites along a 250-mile segment of the east 

 coast of Lake Michigan. Data were collected every 4 weeks for 3 years begin- 

 ning in August 1970, during a period when mean monthly lake levels in Lake 

 Michigan rose about 1.5 feet to record levels in the spring and summer of 1973. 



DD ,' 



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