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Find a Map > States > Illinois > Adams County > Dam > Lock and Dam Number 21

USGS Place Name: Lock and Dam Number 21

Lock and Dam Number 21 is classified as a Dam in Adams County, Illinois.

Feature Name:Lock and Dam Number 21
Feature Type:Dam
Primary State:Illinois
Latitude:39.9039347 North
Longitude:-91.4290402 West
Elevation:469 Feet above MSL
(143 Meters)
USGS Quad Map:Quincy West

Topographic Map of Lock and Dam Number 21

The USGS topographic map below is custom-centered on Lock and Dam Number 21. Customize a map online, and we'll print and ship you a large-format waterproof map. Custom prints start at only $12.95 for an 18" x 24" field map, but you can build huge 5' x 8' wall posters too!

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