Region
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Punjab
1
Québec (Province)
1
Rocky Mountain region
1
Romania
1
Saudi Arabia
1
Snake River (Wyo.-Wash.)
1
Snake River Valley (Wyo.-Wash.)
1
Snake River Watershed (Wyo.-Wash.)
1
South Africa
1
South America
1
South China Sea
1
Southwest, New
1
Sun
1
Tennessee River Valley
1
Texas
1
Ukraine
1
Utah
1
Washington (State)
1
Westlands Water District (Calif.)
1
Wyoming
1