Major lakes and reservoirs within the United States. Generalized from ESRI's 
ArcWorld 1:3,000,000-scale database.

Datum: NAD83

Copyright © 1999 Environmental Systems Research Institute Inc. (ESRI) 
Provided in accordance with and subject to the license terms found in the 
file "notes/ESRI/LICENSE.txt" inside the My World folder.

The original ESRI Metadata and source attribution can be found in the file
"notes/ESRI/usLakes.metadata.txt" in the My World folder.
