River levels near Waltonville, Illinois
BIG MUDDY RIVER NEAR MT. VERNON, ILBIG MUDDY SUBIMPOUNDMENT NEAR WALTONVILLE, ILCASEY FORK SUBIMPOUNDMENT NEAR BONNIE, ILRAYSE CREEK NEAR WALTONVILLE, ILCASEY FORK AT MOUNT VERNON, ILProvisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.