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Hydrograph River at a Glance Download
Big Sioux River at Akron Stage (ft)Flow (cfs)Observed: 8.75 ft at 12:00PM Jan 14, 2017Observed: 8.76 ft at 12:15PM Jan 14, 2017Observed: 8.73 ft at 12:30PM Jan 14, 2017Observed: 8.71 ft at 12:45PM Jan 14, 2017Observed: 8.72 ft at 1:00PM Jan 14, 2017Observed: 8.73 ft at 1:15PM Jan 14, 2017Observed: 8.74 ft at 1:30PM Jan 14, 2017Observed: 8.76 ft at 1:45PM Jan 14, 2017Observed: 8.77 ft at 2:00PM Jan 14, 2017Observed: 8.78 ft at 2:15PM Jan 14, 2017Observed: 8.79 ft at 2:30PM Jan 14, 2017Observed: 8.79 ft at 2:45PM Jan 14, 2017Observed: 8.79 ft at 3:00PM Jan 14, 2017Observed: 8.8 ft at 3:15PM Jan 14, 2017Observed: 8.8 ft at 3:30PM Jan 14, 2017Highest Observation: 8.81 ft at 3:45PM Jan 14, 2017Highest Observation: 8.81 ft at 4:00PM Jan 14, 2017Highest Observation: 8.81 ft at 4:15PM Jan 14, 2017Highest Observation: 8.81 ft at 4:30PM Jan 14, 2017Observed: 8.8 ft at 5:00PM Jan 14, 2017Observed: 8.8 ft at 5:15PM Jan 14, 2017Observed: 8.78 ft at 5:30PM Jan 14, 2017Observed: 8.78 ft at 5:45PM Jan 14, 2017Observed: 8.77 ft at 6:00PM Jan 14, 2017Observed: 8.76 ft at 6:15PM Jan 14, 2017Observed: 8.76 ft at 6:30PM Jan 14, 2017Observed: 8.76 ft at 6:31PM Jan 14, 2017Observed: 8.77 ft at 7:15PM Jan 14, 2017Observed: 8.76 ft at 7:30PM Jan 14, 2017Observed: 8.75 ft at 7:45PM Jan 14, 2017Observed: 8.74 ft at 8:00PM Jan 14, 2017Observed: 8.74 ft at 8:15PM Jan 14, 2017Observed: 8.74 ft at 8:30PM Jan 14, 2017Observed: 8.74 ft at 8:45PM Jan 14, 2017Observed: 8.69 ft at 9:30PM Jan 14, 2017Observed: 8.69 ft at 9:45PM Jan 14, 2017Observed: 8.7 ft at 10:00PM Jan 14, 2017Observed: 8.69 ft at 10:15PM Jan 14, 2017Observed: 8.69 ft at 10:30PM Jan 14, 2017Observed: 8.68 ft at 10:45PM Jan 14, 2017Observed: 8.71 ft at 11:00PM Jan 14, 2017Observed: 8.73 ft at 11:15PM Jan 14, 2017Observed: 8.72 ft at 11:30PM Jan 14, 2017Observed: 8.69 ft at 11:45PM Jan 14, 2017Observed: 8.67 ft at 12:00AM Jan 15, 2017Observed: 8.68 ft at 12:15AM Jan 15, 2017Observed: 8.69 ft at 12:30AM Jan 15, 2017Observed: 8.73 ft at 12:45AM Jan 15, 2017Observed: 8.75 ft at 1:00AM Jan 15, 2017Observed: 8.74 ft at 1:15AM Jan 15, 2017Observed: 8.72 ft at 1:30AM Jan 15, 2017Observed: 8.7 ft at 1:45AM Jan 15, 2017Observed: 8.7 ft at 2:00AM Jan 15, 2017Observed: 8.7 ft at 2:15AM Jan 15, 2017Observed: 8.7 ft at 2:30AM Jan 15, 2017Observed: 8.71 ft at 2:45AM Jan 15, 2017Observed: 8.71 ft at 2:46AM Jan 15, 2017Observed: 8.72 ft at 3:00AM Jan 15, 2017Observed: 8.72 ft at 3:01AM Jan 15, 2017Observed: 8.73 ft at 3:15AM Jan 15, 2017Observed: 8.73 ft at 3:16AM Jan 15, 2017Observed: 8.73 ft at 3:30AM Jan 15, 2017Observed: 8.73 ft at 3:45AM Jan 15, 2017Observed: 8.74 ft at 4:00AM Jan 15, 2017Observed: 8.75 ft at 4:15AM Jan 15, 2017Observed: 8.74 ft at 4:30AM Jan 15, 2017Observed: 8.73 ft at 4:45AM Jan 15, 2017Observed: 8.71 ft at 5:00AM Jan 15, 2017Observed: 8.7 ft at 5:15AM Jan 15, 2017Observed: 8.7 ft at 5:30AM Jan 15, 2017Observed: 8.7 ft at 5:45AM Jan 15, 2017Observed: 8.69 ft at 6:00AM Jan 15, 2017Observed: 8.69 ft at 6:15AM Jan 15, 2017Observed: 8.69 ft at 6:30AM Jan 15, 2017Observed: 8.69 ft at 6:45AM Jan 15, 2017Observed: 8.69 ft at 7:00AM Jan 15, 2017Observed: 8.69 ft at 7:15AM Jan 15, 2017Observed: 8.68 ft at 7:30AM Jan 15, 2017Observed: 8.68 ft at 7:45AM Jan 15, 2017Observed: 8.67 ft at 8:00AM Jan 15, 2017Observed: 8.67 ft at 8:15AM Jan 15, 2017Observed: 8.68 ft at 8:30AM Jan 15, 2017Observed: 8.67 ft at 8:45AM Jan 15, 2017Observed: 8.67 ft at 9:00AM Jan 15, 2017Observed: 8.67 ft at 9:15AM Jan 15, 2017Observed: 8.67 ft at 9:30AM Jan 15, 2017Observed: 8.67 ft at 9:45AM Jan 15, 2017Observed: 8.67 ft at 10:00AM Jan 15, 2017Observed: 8.67 ft at 10:15AM Jan 15, 2017Observed: 8.67 ft at 10:30AM Jan 15, 2017Observed: 8.68 ft at 10:45AM Jan 15, 2017Observed: 8.68 ft at 10:46AM Jan 15, 2017Observed: 8.68 ft at 11:00AM Jan 15, 2017Observed: 8.68 ft at 11:01AM Jan 15, 2017Observed: 8.67 ft at 11:15AM Jan 15, 2017Observed: 8.67 ft at 11:16AM Jan 15, 2017Observed: 8.66 ft at 11:30AM Jan 15, 2017Observed: 8.64 ft at 11:45AM Jan 15, 2017Observed: 8.65 ft at 12:00PM Jan 15, 2017Observed: 8.69 ft at 12:30PM Jan 15, 2017Observed: 8.65 ft at 12:45PM Jan 15, 2017Observed: 8.68 ft at 1:00PM Jan 15, 2017Observed: 8.69 ft at 1:15PM Jan 15, 2017Observed: 8.69 ft at 1:30PM Jan 15, 2017Observed: 8.7 ft at 1:45PM Jan 15, 2017Observed: 8.7 ft at 2:00PM Jan 15, 2017Observed: 8.7 ft at 2:15PM Jan 15, 2017Observed: 8.71 ft at 2:30PM Jan 15, 2017Observed: 8.71 ft at 2:45PM Jan 15, 2017Observed: 8.71 ft at 3:00PM Jan 15, 2017Observed: 8.71 ft at 3:15PM Jan 15, 2017Observed: 8.71 ft at 3:30PM Jan 15, 2017Observed: 8.71 ft at 3:45PM Jan 15, 2017Observed: 8.7 ft at 4:00PM Jan 15, 2017Observed: 8.7 ft at 4:15PM Jan 15, 2017Observed: 8.7 ft at 4:30PM Jan 15, 2017Observed: 8.69 ft at 4:45PM Jan 15, 2017Observed: 8.69 ft at 5:00PM Jan 15, 2017Observed: 8.68 ft at 5:15PM Jan 15, 2017Observed: 8.68 ft at 5:30PM Jan 15, 2017Observed: 8.68 ft at 5:45PM Jan 15, 2017Observed: 8.65 ft at 6:00PM Jan 15, 2017Observed: 8.63 ft at 6:15PM Jan 15, 2017Observed: 8.64 ft at 6:30PM Jan 15, 2017Observed: 8.66 ft at 6:45PM Jan 15, 2017Observed: 8.68 ft at 7:15PM Jan 15, 2017Observed: 8.76 ft at 9:30PM Jan 15, 2017Observed: 8.75 ft at 9:45PM Jan 15, 2017Observed: 8.74 ft at 10:00PM Jan 15, 2017Observed: 8.73 ft at 10:15PM Jan 15, 2017Observed: 8.7 ft at 10:30PM Jan 15, 2017Observed: 8.69 ft at 10:45PM Jan 15, 2017Observed: 8.68 ft at 11:00PM Jan 15, 2017Observed: 8.67 ft at 11:15PM Jan 15, 2017Observed: 8.67 ft at 11:30PM Jan 15, 2017Observed: 8.66 ft at 11:45PM Jan 15, 2017Observed: 8.65 ft at 12:00AM Jan 16, 2017Observed: 8.65 ft at 12:15AM Jan 16, 2017Observed: 8.65 ft at 12:30AM Jan 16, 2017Observed: 8.65 ft at 12:45AM Jan 16, 2017Observed: 8.64 ft at 1:00AM Jan 16, 2017Observed: 8.64 ft at 1:15AM Jan 16, 2017Observed: 8.63 ft at 1:30AM Jan 16, 2017Observed: 8.62 ft at 1:45AM Jan 16, 2017Observed: 8.62 ft at 2:00AM Jan 16, 2017Observed: 8.61 ft at 2:15AM Jan 16, 2017Observed: 8.6 ft at 2:30AM Jan 16, 2017Observed: 8.59 ft at 2:45AM Jan 16, 2017Observed: 8.59 ft at 3:00AM Jan 16, 2017Observed: 8.58 ft at 3:15AM Jan 16, 2017Observed: 8.58 ft at 3:30AM Jan 16, 2017Observed: 8.59 ft at 3:45AM Jan 16, 2017Observed: 8.58 ft at 4:00AM Jan 16, 2017Observed: 8.58 ft at 4:15AM Jan 16, 2017Observed: 8.58 ft at 4:30AM Jan 16, 2017Observed: 8.57 ft at 4:45AM Jan 16, 2017Observed: 8.58 ft at 5:00AM Jan 16, 2017Observed: 8.58 ft at 5:15AM Jan 16, 2017Observed: 8.57 ft at 5:30AM Jan 16, 2017Observed: 8.57 ft at 5:45AM Jan 16, 2017Observed: 8.57 ft at 6:00AM Jan 16, 2017Observed: 8.59 ft at 6:15AM Jan 16, 2017Observed: 8.6 ft at 6:30AM Jan 16, 2017Observed: 8.6 ft at 6:45AM Jan 16, 2017Observed: 8.61 ft at 7:00AM Jan 16, 2017Observed: 8.6 ft at 7:15AM Jan 16, 2017Observed: 8.61 ft at 7:30AM Jan 16, 2017Observed: 8.62 ft at 7:45AM Jan 16, 2017Observed: 8.62 ft at 8:00AM Jan 16, 2017Observed: 8.62 ft at 8:15AM Jan 16, 2017Observed: 8.62 ft at 8:30AM Jan 16, 2017Observed: 8.62 ft at 8:45AM Jan 16, 2017Observed: 8.61 ft at 9:00AM Jan 16, 2017Observed: 8.62 ft at 9:15AM Jan 16, 2017Observed: 8.62 ft at 9:30AM Jan 16, 2017Observed: 8.62 ft at 9:45AM Jan 16, 2017Observed: 8.62 ft at 10:00AM Jan 16, 2017Observed: 8.62 ft at 10:15AM Jan 16, 2017Observed: 8.62 ft at 10:30AM Jan 16, 2017Observed: 8.62 ft at 10:45AM Jan 16, 2017Observed: 8.62 ft at 10:46AM Jan 16, 2017Observed: 8.61 ft at 11:00AM Jan 16, 2017Observed: 8.61 ft at 11:01AM Jan 16, 2017Observed: 8.61 ft at 11:15AM Jan 16, 2017Observed: 8.61 ft at 11:16AM Jan 16, 2017Observed: 8.61 ft at 11:30AM Jan 16, 2017Observed: 8.61 ft at 11:45AM Jan 16, 2017Observed: 8.61 ft at 12:00PM Jan 16, 2017Observed: 8.61 ft at 12:15PM Jan 16, 2017Observed: 8.62 ft at 12:30PM Jan 16, 2017Observed: 8.62 ft at 12:45PM Jan 16, 2017Observed: 8.62 ft at 1:00PM Jan 16, 2017Observed: 8.62 ft at 1:15PM Jan 16, 2017Observed: 8.62 ft at 1:30PM Jan 16, 2017Observed: 8.62 ft at 1:45PM Jan 16, 2017Observed: 8.63 ft at 2:15PM Jan 16, 2017Observed: 8.62 ft at 2:30PM Jan 16, 2017Observed: 8.63 ft at 2:45PM Jan 16, 2017Observed: 8.63 ft at 3:00PM Jan 16, 2017Observed: 8.63 ft at 3:15PM Jan 16, 2017Observed: 8.62 ft at 3:30PM Jan 16, 2017Observed: 8.63 ft at 3:45PM Jan 16, 2017Observed: 8.63 ft at 4:00PM Jan 16, 2017Observed: 8.63 ft at 4:15PM Jan 16, 2017Observed: 8.63 ft at 4:30PM Jan 16, 2017Observed: 8.63 ft at 4:45PM Jan 16, 2017Observed: 8.62 ft at 5:00PM Jan 16, 2017Observed: 8.64 ft at 5:15PM Jan 16, 2017Observed: 8.62 ft at 5:30PM Jan 16, 2017Observed: 8.6 ft at 5:45PM Jan 16, 2017Observed: 8.6 ft at 6:00PM Jan 16, 2017Observed: 8.61 ft at 6:15PM Jan 16, 2017Observed: 8.61 ft at 6:30PM Jan 16, 2017Observed: 8.62 ft at 6:45PM Jan 16, 2017Observed: 8.62 ft at 6:46PM Jan 16, 2017Observed: 8.62 ft at 7:00PM Jan 16, 2017Observed: 8.62 ft at 7:01PM Jan 16, 2017Observed: 8.61 ft at 7:15PM Jan 16, 2017Observed: 8.61 ft at 7:16PM Jan 16, 2017Observed: 8.61 ft at 7:30PM Jan 16, 2017Observed: 8.62 ft at 7:45PM Jan 16, 2017Observed: 8.64 ft at 8:00PM Jan 16, 2017Observed: 8.63 ft at 8:15PM Jan 16, 2017Observed: 8.62 ft at 8:30PM Jan 16, 2017Observed: 8.63 ft at 8:45PM Jan 16, 2017Observed: 8.63 ft at 9:00PM Jan 16, 2017Observed: 8.63 ft at 9:15PM Jan 16, 2017Observed: 8.64 ft at 9:30PM Jan 16, 2017Observed: 8.64 ft at 9:45PM Jan 16, 2017Observed: 8.64 ft at 10:00PM Jan 16, 2017Observed: 8.64 ft at 10:15PM Jan 16, 2017Observed: 8.64 ft at 10:30PM Jan 16, 2017Observed: 8.64 ft at 10:45PM Jan 16, 2017Observed: 8.64 ft at 11:00PM Jan 16, 2017Observed: 8.65 ft at 11:15PM Jan 16, 2017Observed: 8.63 ft at 12:00AM Jan 17, 2017Observed: 8.61 ft at 12:15AM Jan 17, 2017Observed: 8.62 ft at 12:30AM Jan 17, 2017Observed: 8.62 ft at 12:45AM Jan 17, 2017Observed: 8.62 ft at 1:00AM Jan 17, 2017Observed: 8.62 ft at 1:15AM Jan 17, 2017Observed: 8.63 ft at 1:30AM Jan 17, 2017Observed: 8.63 ft at 1:45AM Jan 17, 2017Observed: 8.62 ft at 2:00AM Jan 17, 2017Observed: 8.61 ft at 2:15AM Jan 17, 2017Observed: 8.61 ft at 2:30AM Jan 17, 2017Observed: 8.6 ft at 2:45AM Jan 17, 2017Observed: 8.6 ft at 3:00AM Jan 17, 2017Observed: 8.6 ft at 3:15AM Jan 17, 2017Observed: 8.6 ft at 3:30AM Jan 17, 2017Observed: 8.6 ft at 3:45AM Jan 17, 2017Observed: 8.6 ft at 4:00AM Jan 17, 2017Observed: 8.6 ft at 4:15AM Jan 17, 2017Observed: 8.6 ft at 4:30AM Jan 17, 2017Observed: 8.6 ft at 4:45AM Jan 17, 2017Observed: 8.6 ft at 5:00AM Jan 17, 2017Observed: 8.6 ft at 5:15AM Jan 17, 2017Observed: 8.6 ft at 5:30AM Jan 17, 2017Observed: 8.6 ft at 5:45AM Jan 17, 2017Observed: 8.6 ft at 6:00AM Jan 17, 2017Observed: 8.6 ft at 6:15AM Jan 17, 2017Observed: 8.6 ft at 6:30AM Jan 17, 2017Observed: 8.59 ft at 6:45AM Jan 17, 2017Observed: 8.58 ft at 7:00AM Jan 17, 2017Observed: 8.59 ft at 7:15AM Jan 17, 2017Observed: 8.59 ft at 7:30AM Jan 17, 2017Observed: 8.6 ft at 7:45AM Jan 17, 2017Observed: 8.59 ft at 8:00AM Jan 17, 2017Observed: 8.59 ft at 8:15AM Jan 17, 2017Observed: 8.59 ft at 8:30AM Jan 17, 2017Observed: 8.59 ft at 8:45AM Jan 17, 2017Observed: 8.59 ft at 9:00AM Jan 17, 2017Observed: 8.59 ft at 9:15AM Jan 17, 2017Observed: 8.59 ft at 9:30AM Jan 17, 2017Observed: 8.59 ft at 9:45AM Jan 17, 2017Observed: 8.58 ft at 10:00AM Jan 17, 2017Observed: 8.58 ft at 10:15AM Jan 17, 2017Observed: 8.58 ft at 10:30AM Jan 17, 2017Observed: 8.57 ft at 10:45AM Jan 17, 2017Observed: 8.57 ft at 10:46AM Jan 17, 2017Observed: 8.58 ft at 11:00AM Jan 17, 2017Observed: 8.58 ft at 11:01AM Jan 17, 2017Observed: 8.58 ft at 11:15AM Jan 17, 2017Observed: 8.58 ft at 11:16AM Jan 17, 2017Observed: 8.59 ft at 11:30AM Jan 17, 2017Observed: 8.6 ft at 11:45AM Jan 17, 2017Observed: 8.62 ft at 12:00PM Jan 17, 2017Observed: 8.63 ft at 12:15PM Jan 17, 2017Observed: 8.63 ft at 12:30PM Jan 17, 2017Observed: 8.64 ft at 12:45PM Jan 17, 2017Observed: 8.64 ft at 1:00PM Jan 17, 2017Observed: 8.64 ft at 1:15PM Jan 17, 2017Observed: 8.63 ft at 1:30PM Jan 17, 2017Observed: 8.63 ft at 1:45PM Jan 17, 2017Observed: 8.63 ft at 2:00PM Jan 17, 2017Observed: 8.62 ft at 2:15PM Jan 17, 2017Observed: 8.62 ft at 2:30PM Jan 17, 2017Observed: 8.61 ft at 2:45PM Jan 17, 2017Observed: 8.61 ft at 3:00PM Jan 17, 2017Observed: 8.61 ft at 3:15PM Jan 17, 2017Observed: 8.6 ft at 3:30PM Jan 17, 2017Observed: 8.6 ft at 3:45PM Jan 17, 2017Observed: 8.6 ft at 4:00PM Jan 17, 2017Observed: 8.59 ft at 4:15PM Jan 17, 2017Observed: 8.6 ft at 4:30PM Jan 17, 2017Observed: 8.59 ft at 4:45PM Jan 17, 2017Observed: 8.59 ft at 5:00PM Jan 17, 2017Observed: 8.58 ft at 5:15PM Jan 17, 2017Observed: 8.59 ft at 5:30PM Jan 17, 2017Observed: 8.6 ft at 5:45PM Jan 17, 2017Observed: 8.62 ft at 6:00PM Jan 17, 2017Observed: 8.62 ft at 6:15PM Jan 17, 2017Observed: 8.62 ft at 6:30PM Jan 17, 2017Observed: 8.62 ft at 6:45PM Jan 17, 2017Observed: 8.62 ft at 6:46PM Jan 17, 2017Observed: 8.61 ft at 7:00PM Jan 17, 2017Observed: 8.61 ft at 7:01PM Jan 17, 2017Observed: 8.61 ft at 7:15PM Jan 17, 2017Observed: 8.61 ft at 7:16PM Jan 17, 2017Observed: 8.6 ft at 7:30PM Jan 17, 2017Observed: 8.6 ft at 7:45PM Jan 17, 2017Observed: 8.6 ft at 8:00PM Jan 17, 2017Observed: 8.59 ft at 8:15PM Jan 17, 2017Observed: 8.59 ft at 8:30PM Jan 17, 2017Observed: 8.58 ft at 8:45PM Jan 17, 2017Observed: 8.58 ft at 9:00PM Jan 17, 2017Observed: 8.58 ft at 9:15PM Jan 17, 2017Observed: 8.58 ft at 9:30PM Jan 17, 2017Observed: 8.57 ft at 9:45PM Jan 17, 2017Observed: 8.58 ft at 10:00PM Jan 17, 2017Observed: 8.58 ft at 10:15PM Jan 17, 2017Observed: 8.57 ft at 10:30PM Jan 17, 2017Observed: 8.57 ft at 10:45PM Jan 17, 2017Observed: 8.57 ft at 11:00PM Jan 17, 2017Observed: 8.57 ft at 11:15PM Jan 17, 2017Observed: 8.56 ft at 11:30PM Jan 17, 2017Observed: 8.56 ft at 11:45PM Jan 17, 2017Observed: 8.56 ft at 12:00AM Jan 18, 2017Observed: 8.56 ft at 12:15AM Jan 18, 2017Observed: 8.56 ft at 12:30AM Jan 18, 2017Observed: 8.56 ft at 12:45AM Jan 18, 2017Observed: 8.56 ft at 1:00AM Jan 18, 2017Observed: 8.56 ft at 1:15AM Jan 18, 2017Observed: 8.56 ft at 1:30AM Jan 18, 2017Observed: 8.56 ft at 1:45AM Jan 18, 2017Observed: 8.55 ft at 2:00AM Jan 18, 2017Observed: 8.55 ft at 2:15AM Jan 18, 2017Observed: 8.55 ft at 2:30AM Jan 18, 2017Observed: 8.54 ft at 2:45AM Jan 18, 2017Observed: 8.54 ft at 3:00AM Jan 18, 2017Observed: 8.54 ft at 3:01AM Jan 18, 2017Observed: 8.53 ft at 3:15AM Jan 18, 2017Observed: 8.53 ft at 3:16AM Jan 18, 2017Observed: 8.53 ft at 3:30AM Jan 18, 2017Observed: 8.53 ft at 3:31AM Jan 18, 2017Observed: 8.53 ft at 3:45AM Jan 18, 2017Observed: 8.53 ft at 4:00AM Jan 18, 2017Observed: 8.54 ft at 4:15AM Jan 18, 2017Observed: 8.54 ft at 4:30AM Jan 18, 2017Observed: 8.54 ft at 4:45AM Jan 18, 2017Observed: 8.54 ft at 5:00AM Jan 18, 2017Observed: 8.54 ft at 5:15AM Jan 18, 2017Observed: 8.54 ft at 5:30AM Jan 18, 2017Observed: 8.54 ft at 5:45AM Jan 18, 2017Observed: 8.55 ft at 6:00AM Jan 18, 2017Observed: 8.55 ft at 6:15AM Jan 18, 2017Observed: 8.55 ft at 6:30AM Jan 18, 2017Observed: 8.55 ft at 6:45AM Jan 18, 2017Observed: 8.54 ft at 7:00AM Jan 18, 2017Observed: 8.53 ft at 8:15AM Jan 18, 2017Observed: 8.54 ft at 8:30AM Jan 18, 2017Observed: 8.54 ft at 8:45AM Jan 18, 2017Observed: 8.53 ft at 9:00AM Jan 18, 2017Observed: 8.54 ft at 9:15AM Jan 18, 2017Observed: 8.54 ft at 9:30AM Jan 18, 2017Observed: 8.54 ft at 9:45AM Jan 18, 2017Observed: 8.54 ft at 10:00AM Jan 18, 2017Observed: 8.54 ft at 10:15AM Jan 18, 2017Observed: 8.56 ft at 10:30AM Jan 18, 2017Observed: 8.57 ft at 10:45AM Jan 18, 2017Observed: 8.56 ft at 11:00AM Jan 18, 2017Observed: 8.56 ft at 11:01AM Jan 18, 2017Observed: 8.57 ft at 11:15AM Jan 18, 2017Observed: 8.57 ft at 11:16AM Jan 18, 2017Observed: 8.58 ft at 11:30AM Jan 18, 2017Observed: 8.58 ft at 11:31AM Jan 18, 2017Observed: 8.58 ft at 11:45AM Jan 18, 2017Observed: 8.59 ft at 12:00PM Jan 18, 2017Observed: 8.57 ft at 12:15PM Jan 18, 2017Observed: 8.57 ft at 12:30PM Jan 18, 2017Observed: 8.6 ft at 12:45PM Jan 18, 2017Observed: 8.59 ft at 1:00PM Jan 18, 2017Observed: 8.6 ft at 1:15PM Jan 18, 2017Observed: 8.6 ft at 1:30PM Jan 18, 2017Observed: 8.59 ft at 1:45PM Jan 18, 2017Observed: 8.6 ft at 2:00PM Jan 18, 2017Observed: 8.6 ft at 2:15PM Jan 18, 2017Observed: 8.6 ft at 2:30PM Jan 18, 2017Observed: 8.6 ft at 2:45PM Jan 18, 2017Observed: 8.6 ft at 3:00PM Jan 18, 2017Observed: 8.59 ft at 3:15PM Jan 18, 2017Observed: 8.59 ft at 3:30PM Jan 18, 2017Observed: 8.59 ft at 3:45PM Jan 18, 2017Observed: 8.59 ft at 4:00PM Jan 18, 2017Observed: 8.58 ft at 4:15PM Jan 18, 2017Observed: 8.57 ft at 4:30PM Jan 18, 2017Observed: 8.57 ft at 4:45PM Jan 18, 2017Observed: 8.57 ft at 5:00PM Jan 18, 2017Observed: 8.58 ft at 5:15PM Jan 18, 2017Observed: 8.57 ft at 5:30PM Jan 18, 2017Observed: 8.57 ft at 5:45PM Jan 18, 2017Observed: 8.57 ft at 6:00PM Jan 18, 2017Observed: 8.56 ft at 6:15PM Jan 18, 2017Observed: 8.56 ft at 6:30PM Jan 18, 2017Observed: 8.55 ft at 6:45PM Jan 18, 2017Observed: 8.55 ft at 7:00PM Jan 18, 2017Observed: 8.55 ft at 7:01PM Jan 18, 2017Observed: 8.55 ft at 7:15PM Jan 18, 2017Observed: 8.55 ft at 7:16PM Jan 18, 2017Observed: 8.55 ft at 7:30PM Jan 18, 2017Observed: 8.55 ft at 7:31PM Jan 18, 2017Observed: 8.54 ft at 7:45PM Jan 18, 2017Observed: 8.54 ft at 8:00PM Jan 18, 2017Observed: 8.54 ft at 8:15PM Jan 18, 2017Observed: 8.54 ft at 8:30PM Jan 18, 2017Observed: 8.53 ft at 8:45PM Jan 18, 2017Observed: 8.53 ft at 9:00PM Jan 18, 2017Observed: 8.53 ft at 9:15PM Jan 18, 2017Observed: 8.53 ft at 9:30PM Jan 18, 2017Observed: 8.52 ft at 9:45PM Jan 18, 2017Observed: 8.52 ft at 10:00PM Jan 18, 2017Observed: 8.52 ft at 10:15PM Jan 18, 2017Observed: 8.52 ft at 10:30PM Jan 18, 2017Observed: 8.52 ft at 10:45PM Jan 18, 2017Observed: 8.52 ft at 11:00PM Jan 18, 2017Observed: 8.52 ft at 11:15PM Jan 18, 2017Observed: 8.52 ft at 11:30PM Jan 18, 2017Observed: 8.52 ft at 11:45PM Jan 18, 2017Observed: 8.52 ft at 12:00AM Jan 19, 2017Observed: 8.52 ft at 12:15AM Jan 19, 2017Observed: 8.51 ft at 12:30AM Jan 19, 2017Observed: 8.51 ft at 12:45AM Jan 19, 2017Observed: 8.52 ft at 1:00AM Jan 19, 2017Observed: 8.52 ft at 1:15AM Jan 19, 2017Observed: 8.52 ft at 1:30AM Jan 19, 2017Observed: 8.52 ft at 1:45AM Jan 19, 2017Observed: 8.52 ft at 2:00AM Jan 19, 2017Observed: 8.52 ft at 2:15AM Jan 19, 2017Observed: 8.52 ft at 2:30AM Jan 19, 2017Observed: 8.52 ft at 2:45AM Jan 19, 2017Observed: 8.52 ft at 3:00AM Jan 19, 2017Observed: 8.52 ft at 3:01AM Jan 19, 2017Observed: 8.52 ft at 3:15AM Jan 19, 2017Observed: 8.52 ft at 3:16AM Jan 19, 2017Observed: 8.52 ft at 3:30AM Jan 19, 2017Observed: 8.52 ft at 3:31AM Jan 19, 2017Observed: 8.52 ft at 3:45AM Jan 19, 2017Observed: 8.52 ft at 4:00AM Jan 19, 2017Observed: 8.52 ft at 4:15AM Jan 19, 2017Observed: 8.52 ft at 4:30AM Jan 19, 2017Observed: 8.52 ft at 4:45AM Jan 19, 2017Observed: 8.52 ft at 5:00AM Jan 19, 2017Observed: 8.52 ft at 5:15AM Jan 19, 2017Observed: 8.52 ft at 5:30AM Jan 19, 2017Observed: 8.53 ft at 5:45AM Jan 19, 2017Observed: 8.53 ft at 6:00AM Jan 19, 2017Observed: 8.53 ft at 6:15AM Jan 19, 2017Observed: 8.53 ft at 6:30AM Jan 19, 2017Observed: 8.54 ft at 6:45AM Jan 19, 2017Observed: 8.53 ft at 7:00AM Jan 19, 2017Observed: 8.54 ft at 7:15AM Jan 19, 2017Observed: 8.54 ft at 7:30AM Jan 19, 2017Observed: 8.54 ft at 7:45AM Jan 19, 2017Observed: 8.54 ft at 8:00AM Jan 19, 2017Observed: 8.55 ft at 8:15AM Jan 19, 2017Observed: 8.55 ft at 8:30AM Jan 19, 2017Observed: 8.55 ft at 8:45AM Jan 19, 2017Observed: 8.55 ft at 9:00AM Jan 19, 2017Observed: 8.55 ft at 9:15AM Jan 19, 2017Observed: 8.55 ft at 9:30AM Jan 19, 2017Observed: 8.56 ft at 9:45AM Jan 19, 2017Observed: 8.56 ft at 10:00AM Jan 19, 2017USGS--Water Resources of the United StatesAKRI4(plotting HGIRG) Graph Created (10:48AM Jan 19, 2017)ObservedLatest observed value: 8.56 ft at 10:00 AM CST 19-Jan-2017. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
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Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

NOTE: Gauge reading may be affected by ice.

NOTE: Forecasts for the Big Sioux River at Akron are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Hawarden Upstream Gauge Downstream Gauge Downstream Gauge - near Jefferson
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 25.59 ft on 06/18/2014
(2) 23.38 ft on 04/26/2001
(3) 23.05 ft on 05/10/1993
(4) 22.99 ft on 04/09/1969
(5) 22.88 ft on 09/27/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 25.59 ft on 06/18/2014
(2) 20.54 ft on 05/28/2013
(3) 18.30 ft on 05/11/2012
(4) 20.39 ft on 03/26/2011
(5) 22.88 ft on 09/27/2010
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
Disclaimer
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
23.25 Levee gates at Riverside in Sioux City will be closed.
23 The higher levees on the Iowa side of the river are in danger of being overtopped, Highway 50 near Westfield will be flooded, and the bridge east of Jefferson will be overtopped.
22 Highway 48 begins to flood where the railroad tracks cross.
21.5 Highway 48 near the intersection with Iowa Highway 12 north of Akron begins to flood.
20 Highway 48 near Akron is flooded.
19.5 Several farm houses are flooded.
17 About 6500 acres of farm land are flooded.
16 Several farm levees are overtopped with significant flooding of agricultural lands.
15 Some rural roads on the South Dakota side of the river begin to flood.
12 Some very minor flooding of the lowest lying areas along the river begins.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 42.837500° N, Longitude: 96.561667° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 1118.9 ft 1134.9 ft  

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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 21-Dec-2016 10:37 PM
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