Lake Superior 



Water Level Recorder 

 Location 



Little Lake, Mich. 



153 m 

 500 ft 



Duluth Ship Channel 

 ' (Inlet 2) 



_Water Level Recorder 

 Location 



Duluth-Superior, Wis, 



Superior Entry 

 (Inlet I) 



1^25 m 

 5,000 ft 



Figure 9. Data collection sites on Lake Superior. 



29 



