Unit symbol: w
Age range Holocene (0.0117 to 0 Ma)

Source map information

Source map Water and ice digitized from 1:63,360-scale quadrangle topographic sheets, produced in the mid 1980's
Symbol water
Description Water bodies

Correlated geologic units

Description Water (streams, lakes, ocean)
Geologic age Holocene
Lithology Form Importance
Water Lake, stream, or ocean Major