SRUS43 KLSX 041401 RVALSX Hydrologic Summary National Weather Service St Louis MO 900 AM CDT Mon May 4 2026 Location Flood Stage 24-hr Stage Today Change * Mississippi River Canton 15.0 11.4 -0.6 LaGrange 17.0 12.1 -0.6 Quincy 19.0 13.7 -0.8 Lock & Dam 21 18.0 12.9 -0.8 Hannibal 17.0 15.1 -0.9 Saverton 16.0 13.4 -1.0 Louisiana 15.0 14.4 -0.9 Clarksville 25.0 24.6 -1.0 Winfield 26.0 25.4 -1.3 Grafton 20.0 19.7 -1.4 Alton 21.0 16.8 -1.9 Mel Price LD 21.0 19.4 -2.0 St. Louis 30.0 24.9 -2.2 Herculaneum 26.0 23.1 -1.9 Chester 27.0 28.9 -1.6 * Missouri River Jefferson City 23.0 10.4 -1.8 Chamois 17.0 Hermann 21.0 13.0 -2.7 Washington 20.0 10.9 -2.1 St. Charles 25.0 18.6 -1.8 * Illinois River La Grange LD 23.0 22.5 -0.2 Meredosia 17.0 16.6 -0.3 Valley City 14.0 14.8 -0.4 Hardin 25.0 26.6 -1.0 * Meramec River Steelville 12.0 2.5 -0.2 Sullivan 11.0 4.7 -0.3 Pacific 15.0 1.8 -0.6 Eureka 19.0 5.5 -0.5 Valley Park 18.0 5.6 -1.9 Fenton 23.0 13.4 -2.0 Arnold 24.0 22.9 -2.0 * Big River Byrnesville 16.0 5.0 -0.4 * Black River Annapolis 8.0 4.5 -0.1 * Bourbeuse River Union 15.0 4.1 -0.2 * Cuivre River Troy 21.0 6.7 -0.2 Old Monroe 24.0 20.6 -1.3 * Dardenne Creek St. Peters 18.0 2.8 -0.4 * Gasconade River Rich Fountain 20.0 5.4 -0.5 * Hinkson Creek Columbia 15.0 4.1 -0.1 * Joachim Creek DeSoto 10.0 1.9 0.0 * Kaskaskia River Vandalia 18.0 9.8 -0.7 Carlyle 16.5 16.2 -0.2 New Athens 79.0 77.5 -0.5 * La Moine River Ripley 22.0 9.2 -0.6 * Little St. Francis River Fredericktown 14.0 1.4 -0.1 * Maries River Westphalia 10.0 1.9 -0.2 * Moreau River Jefferson City 17.0 2.8 -0.2 * Middle Fabius River Ewing 12.0 3.4 -0.1 * Middle Fork Salt River Holliday 17.0 5.3 -0.2 * North River Palmyra 13.0 4.4 -0.1 * North Fabius River Ewing 11.0 4.2 -0.2 * North Fork Salt River Hagers Grove 12.0 -0.3 -0.1 Shelbina 3N 13.0 6.2 -0.1 * Osage River St. Thomas 23.0 9.4 -1.5 * Salt River New London 19.0 5.5 0.9 * South Fabius River Taylor 10.0 2.5 -0.2 * St. Francis River Roselle 15.0 3.0 -0.2 Mill Creek 16.0 2.5 -0.1 Saco 21.0 3.4 -0.1 * Lake Stages Carlyle Lake 462.0 448.5 0.1 Mark Twain Lake 612.1 -0.3 Lake of the Ozarks 660.0 658.3 0.4 $$