US Army Corps of Engineers
Rock Island District

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Lock Status

(Updated: September 13, 2019)

Locks within the Rock Island District may close throughout the year due to high water or scheduled/unscheduled maintenance. The District will update this site regularly (Monday-Friday) with available information regarding the status of each lock. Current lock status information for all locks within the country can be found at: Lock Status Report

Illinois River       
           

Lock     

Location

Status
T.J. O'Brien       Chicago, Illinois Open
Lockport Lockport, Illinois Open
Brandon Road Joliet, Illinois Open
Dresden Island Morris, Illinois Open
Marseilles Marseilles, Illinois Open (Unrestricted lockage period 6 p.m. Sept. 10 through 6 a.m. Sept. 20)
Starved Rock Ottawa, Illinois Open (Unrestricted lockage period 6 p.m. Sept. 10 through 6 a.m. Sept. 20)
Peoria Creve Coeur, Illinois Open
LaGrange Verseilles, Illinois Open

 
Mississippi River 
                       

Lock 

Location

Status
Lock and Dam 11 Dubuque, Iowa Open                                                                                         
Lock and Dam 12  Bellevue, Iowa  Open
Lock and Dam 13  Fulton, Illinois  Open
Lock and Dam 14  Pleasant Valley, Iowa  Open
Lock and Dam 14 Aux. Pleasant Valley, Iowa  Closed (Closed Labor Day to Memorial Day)
Lock and Dam 15  Rock Island, Illinois  Open
Lock and Dam 15 Aux. Rock Island, Illinois Open
Lock and Dam 16  Muscatine, Iowa  Open
Lock and Dam 17  New Boston, Illinois  Open
Lock and Dam 18  Gladstone, Illinois  Open
Lock and Dam 19  Keokuk, Iowa  Scheduled Closure Sept. 14, 7 a.m. - 7 p.m. for maintenance
Lock and Dam 20  Canton, Missouri  Open
Lock and Dam 21  Quincy, Illinois  Open
Lock and Dam 22  Saverton, Missouri  Open