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Hydrograph River at a Glance Download
Iowa River above Coralville Dam Pool (ft)Observed: 683.61 ft at 7:00PM Mar 19, 2023Observed: 683.61 ft at 7:30PM Mar 19, 2023Observed: 683.62 ft at 8:00PM Mar 19, 2023Observed: 683.62 ft at 8:30PM Mar 19, 2023Observed: 683.63 ft at 9:00PM Mar 19, 2023Observed: 683.63 ft at 9:30PM Mar 19, 2023Observed: 683.63 ft at 10:00PM Mar 19, 2023Observed: 683.63 ft at 10:30PM Mar 19, 2023Observed: 683.64 ft at 11:00PM Mar 19, 2023Observed: 683.64 ft at 11:30PM Mar 19, 2023Observed: 683.64 ft at 12:00AM Mar 20, 2023Observed: 683.65 ft at 12:30AM Mar 20, 2023Observed: 683.65 ft at 1:00AM Mar 20, 2023Observed: 683.65 ft at 1:30AM Mar 20, 2023Observed: 683.65 ft at 2:00AM Mar 20, 2023Observed: 683.65 ft at 2:30AM Mar 20, 2023Observed: 683.66 ft at 3:00AM Mar 20, 2023Observed: 683.66 ft at 3:30AM Mar 20, 2023Observed: 683.66 ft at 4:00AM Mar 20, 2023Observed: 683.67 ft at 4:30AM Mar 20, 2023Observed: 683.67 ft at 5:00AM Mar 20, 2023Observed: 683.68 ft at 5:30AM Mar 20, 2023Observed: 683.68 ft at 6:00AM Mar 20, 2023Observed: 683.68 ft at 6:30AM Mar 20, 2023Observed: 683.68 ft at 7:00AM Mar 20, 2023Observed: 683.68 ft at 7:30AM Mar 20, 2023Observed: 683.7 ft at 8:00AM Mar 20, 2023Observed: 683.69 ft at 8:30AM Mar 20, 2023Observed: 683.71 ft at 9:00AM Mar 20, 2023Observed: 683.71 ft at 9:30AM Mar 20, 2023Observed: 683.71 ft at 10:00AM Mar 20, 2023Observed: 683.69 ft at 10:30AM Mar 20, 2023Observed: 683.7 ft at 11:00AM Mar 20, 2023Observed: 683.7 ft at 11:30AM Mar 20, 2023Observed: 683.71 ft at 12:00PM Mar 20, 2023Observed: 683.72 ft at 12:30PM Mar 20, 2023Observed: 683.72 ft at 1:00PM Mar 20, 2023Observed: 683.72 ft at 1:30PM Mar 20, 2023Observed: 683.74 ft at 2:00PM Mar 20, 2023Observed: 683.76 ft at 2:30PM Mar 20, 2023Observed: 683.76 ft at 3:00PM Mar 20, 2023Observed: 683.76 ft at 3:30PM Mar 20, 2023Observed: 683.75 ft at 4:00PM Mar 20, 2023Observed: 683.75 ft at 4:30PM Mar 20, 2023Observed: 683.75 ft at 5:00PM Mar 20, 2023Observed: 683.74 ft at 5:30PM Mar 20, 2023Observed: 683.75 ft at 6:00PM Mar 20, 2023Observed: 683.75 ft at 6:30PM Mar 20, 2023Observed: 683.74 ft at 7:00PM Mar 20, 2023Observed: 683.74 ft at 7:30PM Mar 20, 2023Observed: 683.75 ft at 8:00PM Mar 20, 2023Observed: 683.75 ft at 8:30PM Mar 20, 2023Observed: 683.75 ft at 9:00PM Mar 20, 2023Observed: 683.75 ft at 9:30PM Mar 20, 2023Observed: 683.75 ft at 10:00PM Mar 20, 2023Observed: 683.75 ft at 10:30PM Mar 20, 2023Observed: 683.75 ft at 11:00PM Mar 20, 2023Observed: 683.75 ft at 11:30PM Mar 20, 2023Observed: 683.75 ft at 12:00AM Mar 21, 2023Observed: 683.76 ft at 12:30AM Mar 21, 2023Observed: 683.76 ft at 1:00AM Mar 21, 2023Observed: 683.76 ft at 1:30AM Mar 21, 2023Observed: 683.75 ft at 2:00AM Mar 21, 2023Observed: 683.76 ft at 2:30AM Mar 21, 2023Observed: 683.76 ft at 3:00AM Mar 21, 2023Observed: 683.76 ft at 3:30AM Mar 21, 2023Observed: 683.76 ft at 4:00AM Mar 21, 2023Observed: 683.76 ft at 4:30AM Mar 21, 2023Observed: 683.76 ft at 5:00AM Mar 21, 2023Observed: 683.76 ft at 5:30AM Mar 21, 2023Observed: 683.76 ft at 6:00AM Mar 21, 2023Observed: 683.76 ft at 6:30AM Mar 21, 2023Observed: 683.76 ft at 7:00AM Mar 21, 2023Observed: 683.76 ft at 7:30AM Mar 21, 2023Observed: 683.77 ft at 8:00AM Mar 21, 2023Observed: 683.77 ft at 8:30AM Mar 21, 2023Observed: 683.77 ft at 9:00AM Mar 21, 2023Observed: 683.77 ft at 9:30AM Mar 21, 2023Observed: 683.77 ft at 10:00AM Mar 21, 2023Observed: 683.77 ft at 10:30AM Mar 21, 2023Observed: 683.77 ft at 11:00AM Mar 21, 2023Observed: 683.77 ft at 11:30AM Mar 21, 2023Observed: 683.78 ft at 12:00PM Mar 21, 2023Observed: 683.79 ft at 12:30PM Mar 21, 2023Observed: 683.79 ft at 1:00PM Mar 21, 2023Observed: 683.78 ft at 1:30PM Mar 21, 2023Observed: 683.77 ft at 2:00PM Mar 21, 2023Observed: 683.77 ft at 2:30PM Mar 21, 2023Observed: 683.77 ft at 3:00PM Mar 21, 2023Observed: 683.77 ft at 3:30PM Mar 21, 2023Observed: 683.76 ft at 4:00PM Mar 21, 2023Observed: 683.77 ft at 4:30PM Mar 21, 2023Observed: 683.77 ft at 5:00PM Mar 21, 2023Observed: 683.77 ft at 5:30PM Mar 21, 2023Observed: 683.77 ft at 6:00PM Mar 21, 2023Observed: 683.77 ft at 6:30PM Mar 21, 2023Observed: 683.78 ft at 7:00PM Mar 21, 2023Observed: 683.77 ft at 7:30PM Mar 21, 2023Observed: 683.78 ft at 8:00PM Mar 21, 2023Observed: 683.78 ft at 8:30PM Mar 21, 2023Observed: 683.79 ft at 9:00PM Mar 21, 2023Observed: 683.79 ft at 9:30PM Mar 21, 2023Observed: 683.8 ft at 10:00PM Mar 21, 2023Observed: 683.8 ft at 10:30PM Mar 21, 2023Observed: 683.8 ft at 11:00PM Mar 21, 2023Observed: 683.79 ft at 11:30PM Mar 21, 2023Observed: 683.8 ft at 12:00AM Mar 22, 2023Observed: 683.8 ft at 12:30AM Mar 22, 2023Observed: 683.8 ft at 1:00AM Mar 22, 2023Observed: 683.8 ft at 1:30AM Mar 22, 2023Observed: 683.8 ft at 2:00AM Mar 22, 2023Observed: 683.81 ft at 2:30AM Mar 22, 2023Observed: 683.82 ft at 3:00AM Mar 22, 2023Observed: 683.82 ft at 3:30AM Mar 22, 2023Observed: 683.82 ft at 4:00AM Mar 22, 2023Observed: 683.82 ft at 4:30AM Mar 22, 2023Observed: 683.82 ft at 5:00AM Mar 22, 2023Observed: 683.84 ft at 5:30AM Mar 22, 2023Observed: 683.83 ft at 6:00AM Mar 22, 2023Observed: 683.83 ft at 6:30AM Mar 22, 2023Observed: 683.83 ft at 7:00AM Mar 22, 2023Observed: 683.85 ft at 7:30AM Mar 22, 2023Observed: 683.85 ft at 8:00AM Mar 22, 2023Observed: 683.85 ft at 8:30AM Mar 22, 2023Observed: 683.85 ft at 9:00AM Mar 22, 2023Observed: 683.84 ft at 9:30AM Mar 22, 2023Observed: 683.85 ft at 10:00AM Mar 22, 2023Observed: 683.85 ft at 10:30AM Mar 22, 2023Observed: 683.85 ft at 11:00AM Mar 22, 2023Observed: 683.85 ft at 11:30AM Mar 22, 2023Observed: 683.86 ft at 12:00PM Mar 22, 2023Observed: 683.86 ft at 12:30PM Mar 22, 2023Observed: 683.86 ft at 1:00PM Mar 22, 2023Observed: 683.86 ft at 1:30PM Mar 22, 2023Observed: 683.86 ft at 2:00PM Mar 22, 2023Observed: 683.87 ft at 2:30PM Mar 22, 2023Observed: 683.87 ft at 3:00PM Mar 22, 2023Observed: 683.87 ft at 3:30PM Mar 22, 2023Observed: 683.86 ft at 4:00PM Mar 22, 2023Observed: 683.86 ft at 4:30PM Mar 22, 2023Observed: 683.86 ft at 5:00PM Mar 22, 2023Observed: 683.87 ft at 5:30PM Mar 22, 2023Observed: 683.87 ft at 6:00PM Mar 22, 2023Observed: 683.87 ft at 6:30PM Mar 22, 2023Observed: 683.87 ft at 7:00PM Mar 22, 2023Observed: 683.87 ft at 7:30PM Mar 22, 2023Observed: 683.87 ft at 8:00PM Mar 22, 2023Observed: 683.87 ft at 8:30PM Mar 22, 2023Observed: 683.87 ft at 9:00PM Mar 22, 2023Observed: 683.87 ft at 9:30PM Mar 22, 2023Observed: 683.88 ft at 10:00PM Mar 22, 2023Observed: 683.91 ft at 10:30PM Mar 22, 2023Observed: 683.91 ft at 11:00PM Mar 22, 2023Observed: 683.89 ft at 11:30PM Mar 22, 2023Observed: 683.87 ft at 12:00AM Mar 23, 2023Observed: 683.86 ft at 12:30AM Mar 23, 2023Observed: 683.87 ft at 1:00AM Mar 23, 2023Observed: 683.89 ft at 1:30AM Mar 23, 2023Observed: 683.91 ft at 2:00AM Mar 23, 2023Observed: 683.89 ft at 2:30AM Mar 23, 2023Observed: 683.9 ft at 3:00AM Mar 23, 2023Observed: 683.9 ft at 3:30AM Mar 23, 2023Highest Observation: 683.92 ft at 4:00AM Mar 23, 2023Observed: 683.91 ft at 4:30AM Mar 23, 2023Observed: 683.9 ft at 5:00AM Mar 23, 2023Observed: 683.89 ft at 5:30AM Mar 23, 2023Observed: 683.9 ft at 6:00AM Mar 23, 2023Observed: 683.9 ft at 6:30AM Mar 23, 2023Observed: 683.89 ft at 7:00AM Mar 23, 2023Observed: 683.88 ft at 7:30AM Mar 23, 2023Observed: 683.87 ft at 8:00AM Mar 23, 2023Observed: 683.87 ft at 8:30AM Mar 23, 2023Observed: 683.87 ft at 9:00AM Mar 23, 2023Observed: 683.87 ft at 9:30AM Mar 23, 2023Observed: 683.87 ft at 10:00AM Mar 23, 2023Observed: 683.86 ft at 10:30AM Mar 23, 2023Observed: 683.86 ft at 11:00AM Mar 23, 2023Observed: 683.86 ft at 11:30AM Mar 23, 2023Observed: 683.85 ft at 12:00PM Mar 23, 2023Observed: 683.85 ft at 12:30PM Mar 23, 2023Observed: 683.85 ft at 1:00PM Mar 23, 2023Observed: 683.85 ft at 1:30PM Mar 23, 2023Observed: 683.85 ft at 2:00PM Mar 23, 2023Observed: 683.84 ft at 2:30PM Mar 23, 2023Observed: 683.82 ft at 3:00PM Mar 23, 2023Observed: 683.82 ft at 3:30PM Mar 23, 2023Observed: 683.81 ft at 4:00PM Mar 23, 2023Observed: 683.8 ft at 4:30PM Mar 23, 2023Observed: 683.8 ft at 5:00PM Mar 23, 2023Observed: 683.8 ft at 5:30PM Mar 23, 2023Observed: 683.79 ft at 6:00PM Mar 23, 2023Observed: 683.79 ft at 6:30PM Mar 23, 2023Observed: 683.78 ft at 7:00PM Mar 23, 2023Observed: 683.77 ft at 7:30PM Mar 23, 2023Observed: 683.77 ft at 8:00PM Mar 23, 2023Observed: 683.76 ft at 8:30PM Mar 23, 2023Observed: 683.76 ft at 9:00PM Mar 23, 2023Observed: 683.75 ft at 9:30PM Mar 23, 2023Observed: 683.76 ft at 10:00PM Mar 23, 2023Observed: 683.76 ft at 10:30PM Mar 23, 2023Observed: 683.75 ft at 11:00PM Mar 23, 2023Observed: 683.74 ft at 11:30PM Mar 23, 2023Observed: 683.72 ft at 12:00AM Mar 24, 2023Observed: 683.72 ft at 12:30AM Mar 24, 2023Observed: 683.72 ft at 1:00AM Mar 24, 2023Observed: 683.72 ft at 1:30AM Mar 24, 2023Observed: 683.71 ft at 2:00AM Mar 24, 2023Observed: 683.71 ft at 2:30AM Mar 24, 2023Observed: 683.69 ft at 3:00AM Mar 24, 2023Observed: 683.69 ft at 3:30AM Mar 24, 2023Observed: 683.69 ft at 4:00AM Mar 24, 2023Observed: 683.68 ft at 4:30AM Mar 24, 2023Observed: 683.67 ft at 5:00AM Mar 24, 2023Observed: 683.67 ft at 5:30AM Mar 24, 2023Observed: 683.67 ft at 6:00AM Mar 24, 2023Observed: 683.66 ft at 6:30AM Mar 24, 2023Observed: 683.66 ft at 7:00AM Mar 24, 2023Observed: 683.65 ft at 7:30AM Mar 24, 2023Observed: 683.65 ft at 8:00AM Mar 24, 2023Observed: 683.63 ft at 8:30AM Mar 24, 2023Observed: 683.63 ft at 9:00AM Mar 24, 2023Observed: 683.65 ft at 9:30AM Mar 24, 2023Observed: 683.65 ft at 10:00AM Mar 24, 2023Observed: 683.62 ft at 10:30AM Mar 24, 2023Observed: 683.6 ft at 11:00AM Mar 24, 2023Observed: 683.6 ft at 11:30AM Mar 24, 2023Observed: 683.61 ft at 12:00PM Mar 24, 2023Observed: 683.62 ft at 12:30PM Mar 24, 2023Observed: 683.62 ft at 1:00PM Mar 24, 2023Observed: 683.62 ft at 1:30PM Mar 24, 2023Observed: 683.61 ft at 2:00PM Mar 24, 2023Observed: 683.61 ft at 2:30PM Mar 24, 2023Observed: 683.61 ft at 3:00PM Mar 24, 2023Observed: 683.61 ft at 3:30PM Mar 24, 2023Observed: 683.6 ft at 4:00PM Mar 24, 2023Observed: 683.6 ft at 4:30PM Mar 24, 2023Observed: 683.6 ft at 5:00PM Mar 24, 2023Observed: 683.6 ft at 5:30PM Mar 24, 2023Observed: 683.59 ft at 6:00PM Mar 24, 2023Observed: 683.58 ft at 6:30PM Mar 24, 2023Observed: 683.58 ft at 7:00PM Mar 24, 2023Observed: 683.59 ft at 7:30PM Mar 24, 2023Observed: 683.6 ft at 8:00PM Mar 24, 2023Observed: 683.61 ft at 8:30PM Mar 24, 2023Observed: 683.61 ft at 9:00PM Mar 24, 2023Observed: 683.6 ft at 9:30PM Mar 24, 2023Observed: 683.6 ft at 10:00PM Mar 24, 2023Observed: 683.6 ft at 10:30PM Mar 24, 2023Observed: 683.59 ft at 11:00PM Mar 24, 2023Observed: 683.59 ft at 11:30PM Mar 24, 2023Observed: 683.58 ft at 12:00AM Mar 25, 2023Observed: 683.6 ft at 12:30AM Mar 25, 2023Observed: 683.6 ft at 1:00AM Mar 25, 2023Observed: 683.61 ft at 1:30AM Mar 25, 2023Observed: 683.62 ft at 2:00AM Mar 25, 2023Observed: 683.64 ft at 2:30AM Mar 25, 2023Observed: 683.65 ft at 3:00AM Mar 25, 2023Observed: 683.7 ft at 4:30AM Mar 25, 2023Observed: 683.7 ft at 5:00AM Mar 25, 2023Observed: 683.68 ft at 5:30AM Mar 25, 2023Observed: 683.66 ft at 6:00AM Mar 25, 2023Observed: 683.65 ft at 6:30AM Mar 25, 2023Observed: 683.66 ft at 7:00AM Mar 25, 2023Observed: 683.67 ft at 7:30AM Mar 25, 2023Observed: 683.67 ft at 8:00AM Mar 25, 2023Observed: 683.67 ft at 8:30AM Mar 25, 2023Observed: 683.67 ft at 9:00AM Mar 25, 2023Observed: 683.68 ft at 9:30AM Mar 25, 2023Observed: 683.68 ft at 10:00AM Mar 25, 2023Observed: 683.69 ft at 10:30AM Mar 25, 2023Observed: 683.69 ft at 11:00AM Mar 25, 2023Observed: 683.69 ft at 11:30AM Mar 25, 2023Observed: 683.69 ft at 12:00PM Mar 25, 2023Observed: 683.71 ft at 12:30PM Mar 25, 2023Observed: 683.72 ft at 1:00PM Mar 25, 2023Observed: 683.73 ft at 1:30PM Mar 25, 2023Observed: 683.72 ft at 2:00PM Mar 25, 2023Observed: 683.73 ft at 2:30PM Mar 25, 2023Observed: 683.73 ft at 3:00PM Mar 25, 2023Observed: 683.72 ft at 3:30PM Mar 25, 2023Observed: 683.72 ft at 4:00PM Mar 25, 2023Observed: 683.73 ft at 4:30PM Mar 25, 2023Observed: 683.72 ft at 5:00PM Mar 25, 2023Observed: 683.74 ft at 5:30PM Mar 25, 2023Observed: 683.74 ft at 6:00PM Mar 25, 2023Observed: 683.74 ft at 6:30PM Mar 25, 2023Observed: 683.74 ft at 7:00PM Mar 25, 2023Observed: 683.74 ft at 7:30PM Mar 25, 2023Observed: 683.72 ft at 8:00PM Mar 25, 2023Observed: 683.72 ft at 8:30PM Mar 25, 2023Observed: 683.71 ft at 9:00PM Mar 25, 2023Observed: 683.71 ft at 9:30PM Mar 25, 2023Observed: 683.71 ft at 10:00PM Mar 25, 2023Observed: 683.71 ft at 10:30PM Mar 25, 2023Observed: 683.71 ft at 11:00PM Mar 25, 2023Observed: 683.71 ft at 11:30PM Mar 25, 2023Observed: 683.71 ft at 12:00AM Mar 26, 2023Observed: 683.71 ft at 12:30AM Mar 26, 2023Observed: 683.72 ft at 1:00AM Mar 26, 2023Observed: 683.71 ft at 1:30AM Mar 26, 2023Observed: 683.71 ft at 2:00AM Mar 26, 2023Observed: 683.71 ft at 2:30AM Mar 26, 2023Observed: 683.71 ft at 3:00AM Mar 26, 2023Observed: 683.71 ft at 3:30AM Mar 26, 2023Observed: 683.71 ft at 4:00AM Mar 26, 2023Observed: 683.71 ft at 4:30AM Mar 26, 2023Observed: 683.71 ft at 5:00AM Mar 26, 2023Observed: 683.71 ft at 5:30AM Mar 26, 2023Observed: 683.71 ft at 6:00AM Mar 26, 2023Observed: 683.69 ft at 6:30AM Mar 26, 2023Observed: 683.69 ft at 7:00AM Mar 26, 2023Observed: 683.7 ft at 7:30AM Mar 26, 2023Observed: 683.71 ft at 8:00AM Mar 26, 2023Observed: 683.68 ft at 8:30AM Mar 26, 2023Observed: 683.67 ft at 9:00AM Mar 26, 2023Observed: 683.67 ft at 9:30AM Mar 26, 2023Observed: 683.68 ft at 10:00AM Mar 26, 2023Observed: 683.67 ft at 10:30AM Mar 26, 2023Observed: 683.67 ft at 11:00AM Mar 26, 2023Observed: 683.67 ft at 11:30AM Mar 26, 2023Observed: 683.67 ft at 12:00PM Mar 26, 2023Observed: 683.67 ft at 12:30PM Mar 26, 2023Observed: 683.66 ft at 1:00PM Mar 26, 2023Observed: 683.65 ft at 1:30PM Mar 26, 2023Observed: 683.65 ft at 2:00PM Mar 26, 2023Observed: 683.67 ft at 2:30PM Mar 26, 2023Observed: 683.69 ft at 3:00PM Mar 26, 2023Observed: 683.7 ft at 3:30PM Mar 26, 2023Observed: 683.71 ft at 4:00PM Mar 26, 2023Observed: 683.72 ft at 4:30PM Mar 26, 2023Observed: 683.79 ft at 5:00PM Mar 26, 2023Observed: 683.79 ft at 5:30PM Mar 26, 2023Observed: 683.77 ft at 6:00PM Mar 26, 2023Observed: 683.72 ft at 6:30PM Mar 26, 2023Observed: 683.71 ft at 7:00PM Mar 26, 2023Observed: 683.72 ft at 7:30PM Mar 26, 2023Observed: 683.73 ft at 8:00PM Mar 26, 2023Observed: 683.72 ft at 8:30PM Mar 26, 2023Observed: 683.71 ft at 9:00PM Mar 26, 2023Observed: 683.71 ft at 9:30PM Mar 26, 2023Observed: 683.72 ft at 10:00PM Mar 26, 2023Observed: 683.73 ft at 10:30PM Mar 26, 2023Observed: 683.73 ft at 11:00PM Mar 26, 2023Observed: 683.72 ft at 11:30PM Mar 26, 2023Observed: 683.73 ft at 12:00AM Mar 27, 2023Observed: 683.73 ft at 12:30AM Mar 27, 2023Observed: 683.74 ft at 1:00AM Mar 27, 2023Observed: 683.72 ft at 1:30AM Mar 27, 2023Observed: 683.73 ft at 2:00AM Mar 27, 2023Observed: 683.72 ft at 2:30AM Mar 27, 2023Observed: 683.72 ft at 3:00AM Mar 27, 2023Observed: 683.72 ft at 3:30AM Mar 27, 2023Observed: 683.72 ft at 4:00AM Mar 27, 2023Observed: 683.72 ft at 4:30AM Mar 27, 2023Observed: 683.72 ft at 5:00AM Mar 27, 2023Observed: 683.72 ft at 5:30AM Mar 27, 2023Observed: 683.72 ft at 6:00AM Mar 27, 2023Observed: 683.72 ft at 6:30AM Mar 27, 2023Observed: 683.72 ft at 7:00AM Mar 27, 2023Observed: 683.72 ft at 7:30AM Mar 27, 2023Observed: 683.72 ft at 8:00AM Mar 27, 2023Observed: 683.72 ft at 8:30AM Mar 27, 2023Observed: 683.72 ft at 9:00AM Mar 27, 2023Observed: 683.72 ft at 9:30AM Mar 27, 2023Observed: 683.72 ft at 10:00AM Mar 27, 2023Observed: 683.72 ft at 10:30AM Mar 27, 2023Observed: 683.72 ft at 11:00AM Mar 27, 2023Observed: 683.72 ft at 11:30AM Mar 27, 2023Observed: 683.72 ft at 12:00PM Mar 27, 2023Observed: 683.71 ft at 12:30PM Mar 27, 2023Observed: 683.71 ft at 1:00PM Mar 27, 2023Observed: 683.7 ft at 1:30PM Mar 27, 2023Observed: 683.7 ft at 2:00PM Mar 27, 2023Observed: 683.69 ft at 2:30PM Mar 27, 2023Observed: 683.69 ft at 3:00PM Mar 27, 2023Observed: 683.69 ft at 3:30PM Mar 27, 2023Observed: 683.69 ft at 4:00PM Mar 27, 2023Observed: 683.69 ft at 4:30PM Mar 27, 2023Observed: 683.69 ft at 5:00PM Mar 27, 2023Observed: 683.69 ft at 5:30PM Mar 27, 2023Observed: 683.69 ft at 6:00PM Mar 27, 2023Observed: 683.7 ft at 6:30PM Mar 27, 2023Observed: 683.69 ft at 7:00PM Mar 27, 2023Observed: 683.68 ft at 7:30PM Mar 27, 2023Observed: 683.68 ft at 8:00PM Mar 27, 2023Observed: 683.68 ft at 8:30PM Mar 27, 2023Observed: 683.68 ft at 9:00PM Mar 27, 2023Observed: 683.68 ft at 9:30PM Mar 27, 2023Observed: 683.67 ft at 10:00PM Mar 27, 2023Observed: 683.67 ft at 10:30PM Mar 27, 2023Observed: 683.68 ft at 11:00PM Mar 27, 2023Observed: 683.68 ft at 11:30PM Mar 27, 2023Observed: 683.68 ft at 12:00AM Mar 28, 2023Observed: 683.67 ft at 12:30AM Mar 28, 2023Observed: 683.67 ft at 1:00AM Mar 28, 2023Observed: 683.68 ft at 1:30AM Mar 28, 2023Observed: 683.68 ft at 2:00AM Mar 28, 2023Observed: 683.68 ft at 2:30AM Mar 28, 2023Observed: 683.69 ft at 3:00AM Mar 28, 2023Observed: 683.7 ft at 3:30AM Mar 28, 2023Observed: 683.69 ft at 4:00AM Mar 28, 2023Observed: 683.67 ft at 4:30AM Mar 28, 2023Observed: 683.67 ft at 5:00AM Mar 28, 2023Observed: 683.67 ft at 5:30AM Mar 28, 2023Observed: 683.67 ft at 6:00AM Mar 28, 2023Observed: 683.68 ft at 6:30AM Mar 28, 2023Observed: 683.68 ft at 7:00AM Mar 28, 2023Observed: 683.68 ft at 7:30AM Mar 28, 2023Observed: 683.67 ft at 8:00AM Mar 28, 2023Observed: 683.66 ft at 8:30AM Mar 28, 2023Observed: 683.67 ft at 9:00AM Mar 28, 2023Observed: 683.67 ft at 9:30AM Mar 28, 2023Observed: 683.67 ft at 10:00AM Mar 28, 2023Observed: 683.67 ft at 10:30AM Mar 28, 2023Observed: 683.66 ft at 11:00AM Mar 28, 2023Observed: 683.66 ft at 11:30AM Mar 28, 2023Observed: 683.66 ft at 12:00PM Mar 28, 2023Observed: 683.66 ft at 12:30PM Mar 28, 2023Observed: 683.66 ft at 1:00PM Mar 28, 2023Observed: 683.66 ft at 1:30PM Mar 28, 2023Observed: 683.66 ft at 2:00PM Mar 28, 2023Observed: 683.66 ft at 2:30PM Mar 28, 2023Observed: 683.66 ft at 3:00PM Mar 28, 2023Observed: 683.66 ft at 3:30PM Mar 28, 2023Observed: 683.67 ft at 4:00PM Mar 28, 2023Observed: 683.66 ft at 4:30PM Mar 28, 2023Observed: 683.66 ft at 5:00PM Mar 28, 2023Observed: 683.66 ft at 5:30PM Mar 28, 2023Observed: 683.67 ft at 6:00PM Mar 28, 2023Observed: 683.66 ft at 6:30PM Mar 28, 2023Observed: 683.66 ft at 7:00PM Mar 28, 2023Observed: 683.66 ft at 7:30PM Mar 28, 2023Observed: 683.66 ft at 8:00PM Mar 28, 2023Observed: 683.65 ft at 8:30PM Mar 28, 2023Observed: 683.65 ft at 9:00PM Mar 28, 2023Observed: 683.63 ft at 9:30PM Mar 28, 2023Observed: 683.63 ft at 10:00PM Mar 28, 2023Observed: 683.63 ft at 10:30PM Mar 28, 2023Observed: 683.63 ft at 11:00PM Mar 28, 2023Observed: 683.63 ft at 11:30PM Mar 28, 2023Observed: 683.63 ft at 12:00AM Mar 29, 2023Observed: 683.63 ft at 12:30AM Mar 29, 2023Observed: 683.63 ft at 1:00AM Mar 29, 2023Observed: 683.62 ft at 1:30AM Mar 29, 2023Observed: 683.62 ft at 2:00AM Mar 29, 2023Observed: 683.62 ft at 2:30AM Mar 29, 2023Observed: 683.62 ft at 3:00AM Mar 29, 2023Observed: 683.62 ft at 3:30AM Mar 29, 2023Observed: 683.62 ft at 4:00AM Mar 29, 2023Observed: 683.65 ft at 4:30AM Mar 29, 2023Observed: 683.64 ft at 5:00AM Mar 29, 2023Observed: 683.65 ft at 5:30AM Mar 29, 2023Observed: 683.65 ft at 6:00AM Mar 29, 2023USACE - Rock Island DistrictCRVI4(plotting HPIRG) Graph Created (6:18AM Mar 29, 2023)ObservedLatest observed value: 683.65 ft at 6:00 AM CDT 29-Mar-2023. Flood Stage is 712 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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NOTE: Gauge reading may be affected by ice.

NOTE: Forecasts are not available for the Iowa River above Coralville Dam. Only observed stages are available for this point.

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Upstream Gauge - at Marengo Upstream Gauge Downstream Gauge Downstream Gauge - at Iowa City
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 712
Action Stage: 706.9
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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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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714 Cottage Reserve Road NE is closed.
712.1 The Emergency Spillway is overtopped.
711 Boating is prohibited on the Coralville Lake Reservoir and Lake MacBride.
708 The intersection of Cou Falls Road and Amana Road is closed.
707 Low lying areas surrounding the lake and upstream of the lake become flooded. Amana Road is closed from Falcon Ave to Cou Falls.
702 The west overlook boat ramp closes, including day use areas and beaches. Swan Lake Road is closed between Greencastle Ave and Half Moon Ave. Amana Road is closed between Falcon Ave and Blain Cemetary Road.
700 Portions of Swan Lake Road, Amana Road and 140th St are closed.
693 Road closure on 140th St west of Ely Road.
689 Road closures along portions of Sandy Beach Road.
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Latitude: 41.724738° N, Longitude: 91.527948° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 712 ft 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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NWS Information
National Weather Service
Quad Cities Weather Forecast Office
9040 N Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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