Table III. — Inland water areas of the United States, by regions 

 [In square miles] 



' In general, includes lakes, reservoirs, and ponds having 40 acres or more of area and streams and estuar- 

 ies, canals, etc., J^ of a statute mile or more In width. Does not include water surface of the oceans, bays, 

 Gulf of Mexico, Long Island Sound, Puget Sound, and the Straits of Juan de Fuca and Georgia. 



Source: U.S. Department of Commerce, Coast and Geodetic Survey. 



Table IV. — Area of the United States Continental Shelf, by coastal regions 

 [Thousands of square statute miles] 



I That part of the sea floor extending from the low water line at the coast seaward to the indicated dis- 

 tance or depth. 

 ' Fathom is a unit of length equal to 6 feet. 

 Source: U.S. Coast and Geodetic Survey. 



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