NOTICE TO NAVIGATION INTERESTS
ST. LOUIS DISTRICT DATE: 08/07/2018 NOTICE NUMBER: 9052
ATTN: CEMVS-DE
1222 SPRUCE STREET
ST. LOUIS MO 63103-2833
HTTP://WWW.MVS.USACE.ARMY.MIL/
POC:

Lance Engle
Dredging Project Manager
LOCAL NUMBER: 18-13
WATERWAY: ILLINOIS WATERWAY

EFFECTIVE: 08/07/2018 15:06 thru UNTIL FURTHER NOTICE CDT
________________________________________________________________________________________________________________________

CHANNEL CONDITION ADVISORY
Illinois Waterway mile 78.0 - 76.0

 

  1. Water levels are approaching minimum pool levels on the Illinois Waterway within St. Louis District, miles 80.0 to 0.0.  The current forecast has LaGrange Lock & Dam tailwater gage going to 6.8-ft, or 1.2-ft above minimum pool, on 9 August 2018.

  2. Controlling depth locations on this section of the Illinois Waterway, found by recent surveys,  are at mile 77.0, with 8.2-ft at minimum pool, and mile 76.3 with 8.5-ft at minimum pool. 

  3. The survey for Illinois Waterway mile 79.0 to 76.0 is attached to this notice, additional hydrographic surveys are posted to the District's web page, http://www.mvs.usace.army.mil/Missions/Navigation/Surveys/Dredge.aspx.

  4. Mariners are urged to transit at their slowest safe speed and proceed with extreme caution.

FOR THE DISTRICT ENGINEER:

 

//signed//


Andrew C. Schimpf, P.E.
Rivers Project Manager