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Hydrograph River at a Glance Download
Big Creek Ponding Area (Central IA) near Polk City Stage (ft)Observed: 36.26 ft at 6:00PM Aug 12, 2022Observed: 36.28 ft at 6:15PM Aug 12, 2022Observed: 36.28 ft at 6:30PM Aug 12, 2022Observed: 36.28 ft at 6:45PM Aug 12, 2022Observed: 36.26 ft at 7:00PM Aug 12, 2022Observed: 36.27 ft at 7:15PM Aug 12, 2022Observed: 36.27 ft at 7:30PM Aug 12, 2022Observed: 36.28 ft at 7:45PM Aug 12, 2022Observed: 36.28 ft at 8:00PM Aug 12, 2022Observed: 36.27 ft at 8:15PM Aug 12, 2022Observed: 36.28 ft at 8:30PM Aug 12, 2022Observed: 36.27 ft at 8:45PM Aug 12, 2022Observed: 36.27 ft at 9:00PM Aug 12, 2022Observed: 36.27 ft at 9:15PM Aug 12, 2022Observed: 36.27 ft at 9:30PM Aug 12, 2022Observed: 36.28 ft at 9:45PM Aug 12, 2022Observed: 36.26 ft at 10:00PM Aug 12, 2022Observed: 36.27 ft at 10:15PM Aug 12, 2022Observed: 36.26 ft at 10:30PM Aug 12, 2022Observed: 36.26 ft at 10:45PM Aug 12, 2022Observed: 36.27 ft at 11:00PM Aug 12, 2022Observed: 36.28 ft at 11:15PM Aug 12, 2022Observed: 36.28 ft at 11:30PM Aug 12, 2022Observed: 36.28 ft at 11:45PM Aug 12, 2022Observed: 36.26 ft at 12:00AM Aug 13, 2022Observed: 36.26 ft at 12:15AM Aug 13, 2022Observed: 36.27 ft at 12:30AM Aug 13, 2022Observed: 36.26 ft at 12:45AM Aug 13, 2022Observed: 36.26 ft at 1:00AM Aug 13, 2022Observed: 36.26 ft at 1:15AM Aug 13, 2022Observed: 36.27 ft at 1:30AM Aug 13, 2022Observed: 36.27 ft at 1:45AM Aug 13, 2022Observed: 36.26 ft at 2:00AM Aug 13, 2022Observed: 36.27 ft at 2:15AM Aug 13, 2022Observed: 36.28 ft at 2:30AM Aug 13, 2022Observed: 36.26 ft at 2:45AM Aug 13, 2022Observed: 36.27 ft at 3:00AM Aug 13, 2022Observed: 36.28 ft at 3:15AM Aug 13, 2022Observed: 36.26 ft at 3:30AM Aug 13, 2022Observed: 36.27 ft at 3:45AM Aug 13, 2022Observed: 36.28 ft at 4:00AM Aug 13, 2022Observed: 36.26 ft at 4:15AM Aug 13, 2022Observed: 36.26 ft at 4:30AM Aug 13, 2022Observed: 36.28 ft at 4:45AM Aug 13, 2022Observed: 36.27 ft at 5:00AM Aug 13, 2022Observed: 36.27 ft at 5:15AM Aug 13, 2022Observed: 36.29 ft at 5:30AM Aug 13, 2022Observed: 36.26 ft at 5:45AM Aug 13, 2022Observed: 36.27 ft at 6:00AM Aug 13, 2022Observed: 36.27 ft at 6:15AM Aug 13, 2022Observed: 36.27 ft at 6:30AM Aug 13, 2022Observed: 36.28 ft at 6:45AM Aug 13, 2022Observed: 36.26 ft at 7:00AM Aug 13, 2022Observed: 36.27 ft at 7:15AM Aug 13, 2022Observed: 36.26 ft at 7:30AM Aug 13, 2022Observed: 36.27 ft at 7:45AM Aug 13, 2022Observed: 36.28 ft at 8:00AM Aug 13, 2022Observed: 36.28 ft at 8:15AM Aug 13, 2022Observed: 36.27 ft at 8:30AM Aug 13, 2022Observed: 36.26 ft at 8:45AM Aug 13, 2022Observed: 36.29 ft at 9:00AM Aug 13, 2022Observed: 36.26 ft at 9:15AM Aug 13, 2022Observed: 36.27 ft at 9:30AM Aug 13, 2022Observed: 36.27 ft at 9:45AM Aug 13, 2022Observed: 36.28 ft at 10:00AM Aug 13, 2022Observed: 36.27 ft at 10:15AM Aug 13, 2022Observed: 36.27 ft at 10:30AM Aug 13, 2022Observed: 36.27 ft at 10:45AM Aug 13, 2022Observed: 36.26 ft at 11:00AM Aug 13, 2022Observed: 36.28 ft at 11:15AM Aug 13, 2022Observed: 36.28 ft at 11:30AM Aug 13, 2022Observed: 36.27 ft at 11:45AM Aug 13, 2022Observed: 36.28 ft at 12:00PM Aug 13, 2022Observed: 36.27 ft at 12:15PM Aug 13, 2022Observed: 36.27 ft at 12:30PM Aug 13, 2022Observed: 36.28 ft at 12:45PM Aug 13, 2022Observed: 36.28 ft at 1:00PM Aug 13, 2022Observed: 36.26 ft at 1:15PM Aug 13, 2022Observed: 36.28 ft at 1:30PM Aug 13, 2022Observed: 36.26 ft at 1:45PM Aug 13, 2022Observed: 36.26 ft at 2:00PM Aug 13, 2022Observed: 36.27 ft at 2:15PM Aug 13, 2022Observed: 36.28 ft at 2:30PM Aug 13, 2022Observed: 36.28 ft at 2:45PM Aug 13, 2022Observed: 36.27 ft at 3:00PM Aug 13, 2022Observed: 36.28 ft at 3:15PM Aug 13, 2022Observed: 36.27 ft at 3:30PM Aug 13, 2022Observed: 36.29 ft at 3:45PM Aug 13, 2022Observed: 36.29 ft at 4:00PM Aug 13, 2022Observed: 36.3 ft at 4:15PM Aug 13, 2022Observed: 36.28 ft at 4:30PM Aug 13, 2022Observed: 36.28 ft at 4:45PM Aug 13, 2022Observed: 36.28 ft at 5:00PM Aug 13, 2022Observed: 36.28 ft at 5:15PM Aug 13, 2022Observed: 36.29 ft at 5:30PM Aug 13, 2022Observed: 36.27 ft at 5:45PM Aug 13, 2022Observed: 36.25 ft at 6:00PM Aug 13, 2022Observed: 36.27 ft at 6:15PM Aug 13, 2022Observed: 36.26 ft at 6:30PM Aug 13, 2022Observed: 36.26 ft at 6:45PM Aug 13, 2022Observed: 36.28 ft at 7:00PM Aug 13, 2022Observed: 36.26 ft at 7:15PM Aug 13, 2022Observed: 36.26 ft at 7:30PM Aug 13, 2022Observed: 36.26 ft at 7:45PM Aug 13, 2022Observed: 36.28 ft at 8:00PM Aug 13, 2022Observed: 36.27 ft at 8:15PM Aug 13, 2022Observed: 36.27 ft at 8:30PM Aug 13, 2022Observed: 36.26 ft at 8:45PM Aug 13, 2022Observed: 36.27 ft at 9:00PM Aug 13, 2022Observed: 36.28 ft at 9:15PM Aug 13, 2022Observed: 36.27 ft at 9:30PM Aug 13, 2022Observed: 36.28 ft at 9:45PM Aug 13, 2022Observed: 36.28 ft at 10:00PM Aug 13, 2022Observed: 36.26 ft at 10:15PM Aug 13, 2022Observed: 36.25 ft at 10:30PM Aug 13, 2022Observed: 36.26 ft at 10:45PM Aug 13, 2022Observed: 36.28 ft at 11:00PM Aug 13, 2022Observed: 36.28 ft at 11:15PM Aug 13, 2022Observed: 36.27 ft at 11:30PM Aug 13, 2022Observed: 36.28 ft at 11:45PM Aug 13, 2022Observed: 36.27 ft at 12:00AM Aug 14, 2022Observed: 36.26 ft at 12:15AM Aug 14, 2022Observed: 36.25 ft at 12:30AM Aug 14, 2022Observed: 36.26 ft at 12:45AM Aug 14, 2022Observed: 36.26 ft at 1:00AM Aug 14, 2022Observed: 36.26 ft at 1:15AM Aug 14, 2022Observed: 36.27 ft at 1:30AM Aug 14, 2022Observed: 36.27 ft at 1:45AM Aug 14, 2022Observed: 36.26 ft at 2:00AM Aug 14, 2022Observed: 36.27 ft at 2:15AM Aug 14, 2022Observed: 36.27 ft at 2:30AM Aug 14, 2022Observed: 36.26 ft at 2:45AM Aug 14, 2022Observed: 36.27 ft at 3:00AM Aug 14, 2022Observed: 36.25 ft at 3:15AM Aug 14, 2022Observed: 36.26 ft at 3:30AM Aug 14, 2022Observed: 36.26 ft at 3:45AM Aug 14, 2022Observed: 36.26 ft at 4:00AM Aug 14, 2022Observed: 36.26 ft at 4:15AM Aug 14, 2022Observed: 36.27 ft at 4:30AM Aug 14, 2022Observed: 36.27 ft at 4:45AM Aug 14, 2022Observed: 36.26 ft at 5:00AM Aug 14, 2022Observed: 36.25 ft at 5:15AM Aug 14, 2022Observed: 36.28 ft at 5:30AM Aug 14, 2022Observed: 36.26 ft at 5:45AM Aug 14, 2022Observed: 36.27 ft at 6:00AM Aug 14, 2022Observed: 36.27 ft at 6:15AM Aug 14, 2022Observed: 36.28 ft at 6:30AM Aug 14, 2022Observed: 36.26 ft at 6:45AM Aug 14, 2022Observed: 36.27 ft at 7:00AM Aug 14, 2022Observed: 36.26 ft at 7:15AM Aug 14, 2022Observed: 36.27 ft at 7:30AM Aug 14, 2022Observed: 36.26 ft at 7:45AM Aug 14, 2022Observed: 36.27 ft at 8:00AM Aug 14, 2022Observed: 36.27 ft at 8:15AM Aug 14, 2022Observed: 36.25 ft at 8:30AM Aug 14, 2022Observed: 36.26 ft at 8:45AM Aug 14, 2022Observed: 36.26 ft at 9:00AM Aug 14, 2022Observed: 36.26 ft at 9:15AM Aug 14, 2022Observed: 36.26 ft at 9:30AM Aug 14, 2022Observed: 36.28 ft at 9:45AM Aug 14, 2022Observed: 36.27 ft at 10:00AM Aug 14, 2022Observed: 36.27 ft at 10:15AM Aug 14, 2022Observed: 36.26 ft at 10:30AM Aug 14, 2022Observed: 36.26 ft at 10:45AM Aug 14, 2022Observed: 36.27 ft at 11:00AM Aug 14, 2022Observed: 36.26 ft at 11:15AM Aug 14, 2022Observed: 36.25 ft at 11:30AM Aug 14, 2022Observed: 36.28 ft at 11:45AM Aug 14, 2022Observed: 36.25 ft at 12:00PM Aug 14, 2022Observed: 36.28 ft at 12:15PM Aug 14, 2022Observed: 36.26 ft at 12:30PM Aug 14, 2022Observed: 36.25 ft at 12:45PM Aug 14, 2022Observed: 36.27 ft at 1:00PM Aug 14, 2022Observed: 36.26 ft at 1:15PM Aug 14, 2022Observed: 36.28 ft at 1:30PM Aug 14, 2022Observed: 36.25 ft at 1:45PM Aug 14, 2022Observed: 36.26 ft at 2:00PM Aug 14, 2022Observed: 36.27 ft at 2:15PM Aug 14, 2022Observed: 36.25 ft at 2:30PM Aug 14, 2022Observed: 36.26 ft at 2:45PM Aug 14, 2022Observed: 36.26 ft at 3:00PM Aug 14, 2022Observed: 36.26 ft at 3:15PM Aug 14, 2022Observed: 36.28 ft at 3:30PM Aug 14, 2022Observed: 36.25 ft at 3:45PM Aug 14, 2022Observed: 36.27 ft at 4:00PM Aug 14, 2022Observed: 36.26 ft at 4:15PM Aug 14, 2022Observed: 36.26 ft at 4:30PM Aug 14, 2022Observed: 36.26 ft at 4:45PM Aug 14, 2022Observed: 36.27 ft at 5:00PM Aug 14, 2022Observed: 36.25 ft at 5:15PM Aug 14, 2022Observed: 36.25 ft at 5:30PM Aug 14, 2022Observed: 36.25 ft at 5:45PM Aug 14, 2022Observed: 36.26 ft at 6:00PM Aug 14, 2022Observed: 36.25 ft at 6:15PM Aug 14, 2022Observed: 36.26 ft at 6:30PM Aug 14, 2022Observed: 36.25 ft at 6:45PM Aug 14, 2022Observed: 36.25 ft at 7:00PM Aug 14, 2022Observed: 36.25 ft at 7:15PM Aug 14, 2022Observed: 36.25 ft at 7:30PM Aug 14, 2022Observed: 36.25 ft at 7:45PM Aug 14, 2022Observed: 36.26 ft at 8:00PM Aug 14, 2022Observed: 36.24 ft at 8:15PM Aug 14, 2022Observed: 36.26 ft at 8:30PM Aug 14, 2022Observed: 36.26 ft at 8:45PM Aug 14, 2022Observed: 36.25 ft at 9:00PM Aug 14, 2022Observed: 36.26 ft at 9:15PM Aug 14, 2022Observed: 36.25 ft at 9:30PM Aug 14, 2022Observed: 36.25 ft at 9:45PM Aug 14, 2022Observed: 36.26 ft at 10:00PM Aug 14, 2022Observed: 36.26 ft at 10:15PM Aug 14, 2022Observed: 36.26 ft at 10:30PM Aug 14, 2022Observed: 36.26 ft at 10:45PM Aug 14, 2022Observed: 36.26 ft at 11:00PM Aug 14, 2022Observed: 36.24 ft at 11:15PM Aug 14, 2022Observed: 36.25 ft at 11:30PM Aug 14, 2022Observed: 36.25 ft at 11:45PM Aug 14, 2022Observed: 36.25 ft at 12:00AM Aug 15, 2022Observed: 36.24 ft at 12:15AM Aug 15, 2022Observed: 36.25 ft at 12:30AM Aug 15, 2022Observed: 36.24 ft at 12:45AM Aug 15, 2022Observed: 36.26 ft at 1:00AM Aug 15, 2022Observed: 36.25 ft at 1:15AM Aug 15, 2022Observed: 36.24 ft at 1:30AM Aug 15, 2022Observed: 36.25 ft at 1:45AM Aug 15, 2022Observed: 36.25 ft at 2:00AM Aug 15, 2022Observed: 36.25 ft at 2:15AM Aug 15, 2022Observed: 36.25 ft at 2:30AM Aug 15, 2022Observed: 36.25 ft at 2:45AM Aug 15, 2022Observed: 36.26 ft at 3:00AM Aug 15, 2022Observed: 36.26 ft at 3:15AM Aug 15, 2022Observed: 36.24 ft at 3:30AM Aug 15, 2022Observed: 36.26 ft at 3:45AM Aug 15, 2022Observed: 36.24 ft at 4:00AM Aug 15, 2022Observed: 36.25 ft at 4:15AM Aug 15, 2022Observed: 36.26 ft at 4:30AM Aug 15, 2022Observed: 36.24 ft at 4:45AM Aug 15, 2022Observed: 36.24 ft at 5:00AM Aug 15, 2022Observed: 36.25 ft at 5:15AM Aug 15, 2022Observed: 36.25 ft at 5:30AM Aug 15, 2022Observed: 36.25 ft at 5:45AM Aug 15, 2022Observed: 36.25 ft at 6:00AM Aug 15, 2022Observed: 36.25 ft at 6:15AM Aug 15, 2022Observed: 36.26 ft at 6:30AM Aug 15, 2022Observed: 36.26 ft at 6:45AM Aug 15, 2022Observed: 36.27 ft at 7:00AM Aug 15, 2022Observed: 36.26 ft at 7:15AM Aug 15, 2022Observed: 36.25 ft at 7:30AM Aug 15, 2022Observed: 36.25 ft at 7:45AM Aug 15, 2022Observed: 36.25 ft at 8:00AM Aug 15, 2022Observed: 36.26 ft at 8:15AM Aug 15, 2022Observed: 36.25 ft at 8:30AM Aug 15, 2022Observed: 36.24 ft at 8:45AM Aug 15, 2022Observed: 36.25 ft at 9:00AM Aug 15, 2022Observed: 36.25 ft at 9:15AM Aug 15, 2022Observed: 36.26 ft at 9:30AM Aug 15, 2022Observed: 36.26 ft at 9:45AM Aug 15, 2022Observed: 36.26 ft at 10:00AM Aug 15, 2022Observed: 36.26 ft at 10:15AM Aug 15, 2022Observed: 36.26 ft at 10:30AM Aug 15, 2022Observed: 36.26 ft at 10:45AM Aug 15, 2022Observed: 36.26 ft at 11:00AM Aug 15, 2022Observed: 36.25 ft at 11:15AM Aug 15, 2022Observed: 36.26 ft at 11:30AM Aug 15, 2022Observed: 36.25 ft at 11:45AM Aug 15, 2022Observed: 36.26 ft at 12:00PM Aug 15, 2022Observed: 36.26 ft at 12:15PM Aug 15, 2022Observed: 36.25 ft at 12:30PM Aug 15, 2022Observed: 36.25 ft at 12:45PM Aug 15, 2022Observed: 36.25 ft at 1:00PM Aug 15, 2022Observed: 36.25 ft at 1:15PM Aug 15, 2022Observed: 36.25 ft at 1:30PM Aug 15, 2022Observed: 36.26 ft at 1:45PM Aug 15, 2022Observed: 36.25 ft at 2:00PM Aug 15, 2022Observed: 36.25 ft at 2:15PM Aug 15, 2022Observed: 36.26 ft at 2:30PM Aug 15, 2022Observed: 36.26 ft at 2:45PM Aug 15, 2022Observed: 36.26 ft at 3:00PM Aug 15, 2022Observed: 36.26 ft at 3:15PM Aug 15, 2022Observed: 36.25 ft at 3:30PM Aug 15, 2022Observed: 36.26 ft at 3:45PM Aug 15, 2022Observed: 36.27 ft at 4:00PM Aug 15, 2022Observed: 36.26 ft at 4:15PM Aug 15, 2022Observed: 36.28 ft at 4:30PM Aug 15, 2022Observed: 36.28 ft at 4:45PM Aug 15, 2022Observed: 36.26 ft at 5:00PM Aug 15, 2022Observed: 36.27 ft at 5:15PM Aug 15, 2022Observed: 36.26 ft at 5:30PM Aug 15, 2022Observed: 36.28 ft at 5:45PM Aug 15, 2022Observed: 36.28 ft at 6:00PM Aug 15, 2022Observed: 36.28 ft at 6:15PM Aug 15, 2022Observed: 36.29 ft at 6:30PM Aug 15, 2022Observed: 36.29 ft at 6:45PM Aug 15, 2022Observed: 36.29 ft at 7:00PM Aug 15, 2022Observed: 36.29 ft at 7:15PM Aug 15, 2022Observed: 36.29 ft at 7:30PM Aug 15, 2022Observed: 36.29 ft at 7:45PM Aug 15, 2022Observed: 36.29 ft at 8:00PM Aug 15, 2022Observed: 36.29 ft at 8:15PM Aug 15, 2022Observed: 36.29 ft at 8:30PM Aug 15, 2022Observed: 36.29 ft at 8:45PM Aug 15, 2022Observed: 36.28 ft at 9:00PM Aug 15, 2022Observed: 36.29 ft at 9:15PM Aug 15, 2022Observed: 36.29 ft at 9:30PM Aug 15, 2022Observed: 36.3 ft at 9:45PM Aug 15, 2022Observed: 36.3 ft at 10:00PM Aug 15, 2022Observed: 36.29 ft at 10:15PM Aug 15, 2022Observed: 36.29 ft at 10:30PM Aug 15, 2022Observed: 36.29 ft at 10:45PM Aug 15, 2022Observed: 36.29 ft at 11:00PM Aug 15, 2022Observed: 36.29 ft at 11:15PM Aug 15, 2022Observed: 36.3 ft at 11:30PM Aug 15, 2022Observed: 36.29 ft at 11:45PM Aug 15, 2022Observed: 36.3 ft at 12:00AM Aug 16, 2022Observed: 36.3 ft at 12:15AM Aug 16, 2022Observed: 36.29 ft at 12:30AM Aug 16, 2022Observed: 36.3 ft at 12:45AM Aug 16, 2022Observed: 36.29 ft at 1:00AM Aug 16, 2022Observed: 36.3 ft at 1:15AM Aug 16, 2022Observed: 36.3 ft at 1:30AM Aug 16, 2022Observed: 36.3 ft at 1:45AM Aug 16, 2022Observed: 36.31 ft at 2:00AM Aug 16, 2022Observed: 36.29 ft at 2:15AM Aug 16, 2022Observed: 36.3 ft at 2:30AM Aug 16, 2022Observed: 36.3 ft at 2:45AM Aug 16, 2022Observed: 36.3 ft at 3:00AM Aug 16, 2022Observed: 36.31 ft at 3:15AM Aug 16, 2022Observed: 36.31 ft at 3:30AM Aug 16, 2022Observed: 36.31 ft at 3:45AM Aug 16, 2022Observed: 36.3 ft at 4:00AM Aug 16, 2022Observed: 36.3 ft at 4:15AM Aug 16, 2022Observed: 36.3 ft at 4:30AM Aug 16, 2022Observed: 36.3 ft at 4:45AM Aug 16, 2022Observed: 36.29 ft at 5:00AM Aug 16, 2022Observed: 36.3 ft at 5:15AM Aug 16, 2022Observed: 36.31 ft at 5:30AM Aug 16, 2022Observed: 36.29 ft at 5:45AM Aug 16, 2022Observed: 36.3 ft at 6:00AM Aug 16, 2022Observed: 36.3 ft at 6:15AM Aug 16, 2022Observed: 36.31 ft at 6:30AM Aug 16, 2022Observed: 36.31 ft at 6:45AM Aug 16, 2022Observed: 36.3 ft at 7:00AM Aug 16, 2022Observed: 36.29 ft at 7:15AM Aug 16, 2022Observed: 36.31 ft at 7:30AM Aug 16, 2022Observed: 36.3 ft at 7:45AM Aug 16, 2022Observed: 36.3 ft at 8:00AM Aug 16, 2022Observed: 36.3 ft at 8:15AM Aug 16, 2022Observed: 36.3 ft at 8:30AM Aug 16, 2022Observed: 36.3 ft at 8:45AM Aug 16, 2022Observed: 36.29 ft at 9:00AM Aug 16, 2022Observed: 36.3 ft at 9:15AM Aug 16, 2022Observed: 36.3 ft at 9:30AM Aug 16, 2022Observed: 36.3 ft at 9:45AM Aug 16, 2022Observed: 36.31 ft at 10:00AM Aug 16, 2022Observed: 36.3 ft at 10:15AM Aug 16, 2022Observed: 36.3 ft at 10:30AM Aug 16, 2022Observed: 36.3 ft at 10:45AM Aug 16, 2022Observed: 36.3 ft at 11:00AM Aug 16, 2022Observed: 36.31 ft at 11:15AM Aug 16, 2022Observed: 36.31 ft at 11:30AM Aug 16, 2022Observed: 36.3 ft at 11:45AM Aug 16, 2022Observed: 36.29 ft at 12:00PM Aug 16, 2022Observed: 36.31 ft at 12:15PM Aug 16, 2022Observed: 36.3 ft at 12:30PM Aug 16, 2022Observed: 36.3 ft at 12:45PM Aug 16, 2022Observed: 36.31 ft at 1:00PM Aug 16, 2022Observed: 36.31 ft at 1:15PM Aug 16, 2022Observed: 36.3 ft at 1:30PM Aug 16, 2022Observed: 36.31 ft at 1:45PM Aug 16, 2022Observed: 36.29 ft at 2:00PM Aug 16, 2022Observed: 36.29 ft at 2:15PM Aug 16, 2022Observed: 36.3 ft at 2:30PM Aug 16, 2022Observed: 36.3 ft at 2:45PM Aug 16, 2022Observed: 36.29 ft at 3:00PM Aug 16, 2022Observed: 36.3 ft at 3:15PM Aug 16, 2022Observed: 36.3 ft at 3:30PM Aug 16, 2022Observed: 36.3 ft at 3:45PM Aug 16, 2022Observed: 36.31 ft at 4:00PM Aug 16, 2022Observed: 36.3 ft at 4:15PM Aug 16, 2022Observed: 36.3 ft at 4:30PM Aug 16, 2022Observed: 36.3 ft at 4:45PM Aug 16, 2022Observed: 36.3 ft at 5:00PM Aug 16, 2022Observed: 36.31 ft at 5:15PM Aug 16, 2022Observed: 36.29 ft at 5:30PM Aug 16, 2022Observed: 36.31 ft at 5:45PM Aug 16, 2022Observed: 36.31 ft at 6:00PM Aug 16, 2022Observed: 36.29 ft at 6:15PM Aug 16, 2022Observed: 36.3 ft at 6:30PM Aug 16, 2022Observed: 36.29 ft at 6:45PM Aug 16, 2022Observed: 36.29 ft at 7:00PM Aug 16, 2022Observed: 36.3 ft at 7:15PM Aug 16, 2022Observed: 36.3 ft at 7:30PM Aug 16, 2022Observed: 36.31 ft at 7:45PM Aug 16, 2022Observed: 36.3 ft at 8:00PM Aug 16, 2022Observed: 36.29 ft at 8:15PM Aug 16, 2022Observed: 36.3 ft at 8:30PM Aug 16, 2022Observed: 36.31 ft at 8:45PM Aug 16, 2022Observed: 36.31 ft at 9:00PM Aug 16, 2022Observed: 36.29 ft at 9:15PM Aug 16, 2022Observed: 36.31 ft at 9:30PM Aug 16, 2022Observed: 36.29 ft at 9:45PM Aug 16, 2022Observed: 36.3 ft at 10:00PM Aug 16, 2022Observed: 36.29 ft at 10:15PM Aug 16, 2022Observed: 36.31 ft at 10:30PM Aug 16, 2022Observed: 36.29 ft at 10:45PM Aug 16, 2022Observed: 36.29 ft at 11:00PM Aug 16, 2022Observed: 36.31 ft at 11:15PM Aug 16, 2022Observed: 36.3 ft at 11:30PM Aug 16, 2022Observed: 36.31 ft at 11:45PM Aug 16, 2022Observed: 36.29 ft at 12:00AM Aug 17, 2022Observed: 36.29 ft at 12:15AM Aug 17, 2022Observed: 36.3 ft at 12:30AM Aug 17, 2022Observed: 36.3 ft at 12:45AM Aug 17, 2022Observed: 36.31 ft at 1:00AM Aug 17, 2022Observed: 36.3 ft at 1:15AM Aug 17, 2022Observed: 36.31 ft at 1:30AM Aug 17, 2022Observed: 36.3 ft at 1:45AM Aug 17, 2022Observed: 36.3 ft at 2:00AM Aug 17, 2022Observed: 36.29 ft at 2:15AM Aug 17, 2022Observed: 36.31 ft at 2:30AM Aug 17, 2022Observed: 36.29 ft at 2:45AM Aug 17, 2022Observed: 36.3 ft at 3:00AM Aug 17, 2022Observed: 36.31 ft at 3:15AM Aug 17, 2022Observed: 36.3 ft at 3:30AM Aug 17, 2022Observed: 36.29 ft at 3:45AM Aug 17, 2022Observed: 36.31 ft at 4:00AM Aug 17, 2022Observed: 36.31 ft at 4:15AM Aug 17, 2022Observed: 36.31 ft at 4:30AM Aug 17, 2022Observed: 36.3 ft at 4:45AM Aug 17, 2022Observed: 36.31 ft at 5:00AM Aug 17, 2022Observed: 36.3 ft at 5:15AM Aug 17, 2022Observed: 36.31 ft at 5:30AM Aug 17, 2022Observed: 36.3 ft at 5:45AM Aug 17, 2022Observed: 36.31 ft at 6:00AM Aug 17, 2022Observed: 36.3 ft at 6:15AM Aug 17, 2022Observed: 36.29 ft at 6:30AM Aug 17, 2022Observed: 36.3 ft at 6:45AM Aug 17, 2022Observed: 36.3 ft at 7:00AM Aug 17, 2022Observed: 36.3 ft at 7:15AM Aug 17, 2022Observed: 36.3 ft at 7:30AM Aug 17, 2022Observed: 36.29 ft at 7:45AM Aug 17, 2022Observed: 36.29 ft at 8:00AM Aug 17, 2022Observed: 36.31 ft at 8:15AM Aug 17, 2022Observed: 36.3 ft at 8:30AM Aug 17, 2022Observed: 36.31 ft at 8:45AM Aug 17, 2022Observed: 36.31 ft at 9:00AM Aug 17, 2022Observed: 36.31 ft at 9:15AM Aug 17, 2022Observed: 36.31 ft at 9:30AM Aug 17, 2022Observed: 36.31 ft at 9:45AM Aug 17, 2022Observed: 36.31 ft at 10:00AM Aug 17, 2022Observed: 36.31 ft at 10:15AM Aug 17, 2022Observed: 36.3 ft at 10:30AM Aug 17, 2022Observed: 36.31 ft at 10:45AM Aug 17, 2022Observed: 36.3 ft at 11:00AM Aug 17, 2022Observed: 36.31 ft at 11:15AM Aug 17, 2022Highest Observation: 36.32 ft at 11:30AM Aug 17, 2022Observed: 36.3 ft at 11:45AM Aug 17, 2022Observed: 36.29 ft at 12:00PM Aug 17, 2022Observed: 36.31 ft at 12:15PM Aug 17, 2022Observed: 36.31 ft at 12:30PM Aug 17, 2022Observed: 36.3 ft at 12:45PM Aug 17, 2022Observed: 36.31 ft at 1:00PM Aug 17, 2022Observed: 36.3 ft at 1:15PM Aug 17, 2022Observed: 36.31 ft at 1:30PM Aug 17, 2022Observed: 36.31 ft at 1:45PM Aug 17, 2022Observed: 36.31 ft at 2:00PM Aug 17, 2022Observed: 36.3 ft at 2:15PM Aug 17, 2022Observed: 36.3 ft at 2:30PM Aug 17, 2022Observed: 36.31 ft at 2:45PM Aug 17, 2022Observed: 36.3 ft at 3:00PM Aug 17, 2022Observed: 36.29 ft at 3:15PM Aug 17, 2022Observed: 36.3 ft at 3:30PM Aug 17, 2022Observed: 36.31 ft at 3:45PM Aug 17, 2022Observed: 36.3 ft at 4:00PM Aug 17, 2022Observed: 36.31 ft at 4:15PM Aug 17, 2022Observed: 36.31 ft at 4:30PM Aug 17, 2022Observed: 36.31 ft at 4:45PM Aug 17, 2022Observed: 36.31 ft at 5:00PM Aug 17, 2022Observed: 36.31 ft at 5:15PM Aug 17, 2022US Army Corps of EngineersBIGI4(plotting HGIRG) Graph Created (5:48PM Aug 17, 2022)ObservedLatest observed value: 36.31 ft at 5:15 PM CDT 17-Aug-2022.
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NOTE: Forecasts are not available for the Big Creek Ponding Area (Central IA) near Polk City. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - near Polk City
Flood Categories (in feet)
Not Available

Historic Crests
(1) 849.12 ft on 08/12/2010
(2) 848.01 ft on 06/13/2008
(3) 846.95 ft on 07/14/1993
(4) 843.04 ft on 07/06/2014
(5) 842.91 ft on 12/16/2015
(6) 842.59 ft on 05/26/2004
(7) 842.55 ft on 08/28/1987
(8) 842.37 ft on 11/06/1991
(9) 842.24 ft on 12/06/2016
(10) 842.20 ft on 06/21/1998
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 840.08 ft on 05/11/2017
(2) 837.14 ft on 03/10/2017
(3) 837.61 ft on 02/25/2017
(4) 837.08 ft on 01/17/2017
(5) 842.24 ft on 12/06/2016
(6) 837.50 ft on 09/13/2016
(7) 837.53 ft on 08/13/2016
(8) 837.12 ft on 07/22/2016
(9) 837.34 ft on 06/18/2016
(10) 837.08 ft on 06/15/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 800.00 ft on 06/05/1997
(2) 800.00 ft on 01/11/1997
(3) 800.00 ft on 04/16/1985
(4) 800.10 ft on 02/26/2012
(5) 830.44 ft on 03/27/1986
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
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Latitude: 41.755833° N, Longitude: 93.697222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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