Mississippi River at Winfield Lock and Dam 25

The past week

What floods at each level

• 145000 ft

  This is the flow at which CAGM7 will go to "open river" conditions.

• 37.1 ft

  This is the level at which the Winfield levee failed in June 2008.

• 37 ft

  Water reaches the top of the lock wall. Also at this level water completely floods Lock and Dam Park in Winfield. Highway 79 is closed a half mile south of Highway 47 for another half mile.

• 36.29 ft

  Highway 79 is closed through the town of Foley.

• 35.6 ft

  Highway 79 is closed from Winfield north to Route Y.

• 35.5 ft

  Highway 79 is closed from Bobs Creek to one mile south.

• 35.1 ft

  The levee behind Lock and Dam 25 will overtop at this height without additional protection.

• 34.6 ft

  Route M is closed south of Elsberry from Highway 79 east to where state maintenance ends near Apex Lane.

• 34.5 ft

  Near this height, the office building and storage building of Kimaterials, a sand and gravel company on Highway 79 between Winfield and Old Monroe, begins flooding. Also, the Corps has not kept Lock 25 open above this height.

• 34 ft

  This is the level of the levee protection for Winfield.

• 33 ft

  Route N is closed from Highway 79 at Winfield to where state maintenance ends.

• 32.5 ft

  Near this level, Winfield Lock 25 is closed to navigation.

• 30 ft

  The Golden Eagle Ferry will likely close near this level. Lakeshore Drive in northern St. Charles County becomes impassable near this level.

• 29.8 ft

  Much of County Highways B and C in eastern St. Charles County are flooded.

• 29.5 ft

  Highway B in eastern St. Charles County floods near the Dardenne Creek bridge.

• 29.3 ft

  The following roads in northern St. Charles County close near this level: Peruque Creek Road near Highway 79, Dalbow Road near Highway 79, and Firma Road.

• 29.2 ft

  Lakeview Drive in northeastern St. Charles County is closed north of the railroad tracks. Also, Highway C between Highway B and Silvers Road will be closed near this height.

• 29 ft

  Route 96 at Mozier Landing closes.

• 28.6 ft

  Water begins covering Highway C about a half mile south of Highway B in St. Charles County.

• 28.3 ft

  Near this height, Lakeview Drive becomes impassable and Kampville Road begins flooding in northern St. Charles County.

• 27.8 ft

  Near this height, Wilson Road just north of Washeon Road and Lehmond Island Road south of Sunset Drive in northern St. Charles County begin flooding.

• 27.5 ft

  At this stage, Lock and Dam 25 will stockpile 200 tons of sand, 12,000 sandbags, and 10,000 square feet of polyethylene plastic as a precaution.

• 23 ft

  A few local islands begin to flood.

• 21.6 ft

  Near this stage, the Corps will raise all gates out of the river, creating "open river" conditions. This corresponds to an approximate discharge of 145,000 cfs.

Highest crests on record

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