80°05 



42''20' 



-(-42°05' 



solos' 



Contours in feet based on NOS chart 1A82A (1978) 



landward of -70 feet, and on 1978 

 CERC survey data for contours lakeward of -70 feet. 



0.6 I 2 3 4 5 6 7 

 STATUTE MILES 



Figure 12. Map of potential borrow areas for sand and gravel, 



23 



