MKARNS: Norrell Lock NM 10.3 Closure Update

Notice Number: SWL 23-09
Date: 02/25/2023 thru 03/07/2023 7:00AM-5:00PM

Norrell Lock (No. 1) NM 10.3 opened Saturday, February 25 and will remain open until 6:59 a.m. on March 7. The Lock will be closed from 7 a.m. to 5 p.m. on March 7 and March 8 to conduct testing of the new closure system.

A subsequent Navigation Notice will be issued once the testing has concluded and a determination on the need for any further closures has been made.

Mariners are still advised to contact the lock prior to arrival to obtain the current lock status.

Questions or requests for additional information concerning this notice should be directed to the Little Rock District Office at (501) 324-5096 or you may email


Christopher B. Roark
Chief, Operations Division