Summary of selected characteristics of large reservoirs

This is a point coverage of dams in the United States and Puerto
Rico, which originally was derived from the national inventory of
dams data base (U.S. Army Corps of Engineers, 1982). The coverage
includes locations of and selected characteristics of approximately
2,700 reservoirs and controlled natural lakes that have normal
capacities of at least 5,000 acre-feet or maximum capacities of at
least 25,000 acre-feet and that were completed as of January 1,
1988.