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Hydrograph River at a Glance Download
Arkansas River at Ralston Stage (ft)Flow (kcfs)Observed: 6.23 ft at 7:00PM Jul 29, 2020Observed: 6.22 ft at 7:15PM Jul 29, 2020Observed: 6.21 ft at 7:30PM Jul 29, 2020Observed: 6.21 ft at 7:45PM Jul 29, 2020Observed: 6.21 ft at 8:00PM Jul 29, 2020Observed: 6.21 ft at 8:15PM Jul 29, 2020Observed: 6.21 ft at 8:30PM Jul 29, 2020Observed: 6.2 ft at 8:45PM Jul 29, 2020Observed: 6.2 ft at 9:00PM Jul 29, 2020Observed: 6.18 ft at 9:15PM Jul 29, 2020Observed: 6.17 ft at 9:30PM Jul 29, 2020Observed: 6.16 ft at 9:45PM Jul 29, 2020Observed: 6.15 ft at 10:00PM Jul 29, 2020Observed: 6.13 ft at 10:15PM Jul 29, 2020Observed: 6.12 ft at 10:30PM Jul 29, 2020Observed: 6.12 ft at 10:45PM Jul 29, 2020Observed: 6.09 ft at 11:00PM Jul 29, 2020Observed: 6.07 ft at 11:15PM Jul 29, 2020Observed: 6.05 ft at 11:30PM Jul 29, 2020Observed: 6.04 ft at 11:45PM Jul 29, 2020Observed: 6.01 ft at 12:00AM Jul 30, 2020Observed: 5.99 ft at 12:15AM Jul 30, 2020Observed: 5.97 ft at 12:30AM Jul 30, 2020Observed: 5.87 ft at 12:45AM Jul 30, 2020Observed: 5.92 ft at 1:00AM Jul 30, 2020Observed: 5.92 ft at 1:15AM Jul 30, 2020Observed: 5.93 ft at 1:30AM Jul 30, 2020Observed: 5.93 ft at 1:45AM Jul 30, 2020Observed: 5.92 ft at 2:00AM Jul 30, 2020Observed: 5.91 ft at 2:15AM Jul 30, 2020Observed: 5.89 ft at 2:30AM Jul 30, 2020Observed: 5.88 ft at 2:45AM Jul 30, 2020Observed: 5.86 ft at 3:00AM Jul 30, 2020Observed: 5.83 ft at 3:15AM Jul 30, 2020Observed: 5.79 ft at 3:30AM Jul 30, 2020Observed: 5.78 ft at 3:45AM Jul 30, 2020Observed: 5.75 ft at 4:00AM Jul 30, 2020Observed: 5.73 ft at 4:15AM Jul 30, 2020Observed: 5.71 ft at 4:30AM Jul 30, 2020Observed: 5.7 ft at 4:45AM Jul 30, 2020Observed: 5.68 ft at 5:00AM Jul 30, 2020Observed: 5.59 ft at 5:15AM Jul 30, 2020Observed: 5.63 ft at 5:30AM Jul 30, 2020Observed: 5.61 ft at 5:45AM Jul 30, 2020Observed: 5.6 ft at 6:00AM Jul 30, 2020Observed: 5.59 ft at 6:15AM Jul 30, 2020Observed: 5.6 ft at 6:30AM Jul 30, 2020Observed: 5.57 ft at 6:45AM Jul 30, 2020Observed: 5.56 ft at 7:00AM Jul 30, 2020Observed: 5.55 ft at 7:15AM Jul 30, 2020Observed: 5.54 ft at 7:30AM Jul 30, 2020Observed: 5.54 ft at 7:45AM Jul 30, 2020Observed: 5.52 ft at 8:00AM Jul 30, 2020Observed: 5.5 ft at 8:15AM Jul 30, 2020Observed: 5.49 ft at 8:30AM Jul 30, 2020Observed: 5.49 ft at 8:45AM Jul 30, 2020Observed: 5.45 ft at 9:00AM Jul 30, 2020Observed: 5.46 ft at 9:15AM Jul 30, 2020Observed: 5.45 ft at 9:30AM Jul 30, 2020Observed: 5.44 ft at 9:45AM Jul 30, 2020Observed: 5.44 ft at 10:00AM Jul 30, 2020Observed: 5.45 ft at 10:15AM Jul 30, 2020Observed: 5.44 ft at 10:30AM Jul 30, 2020Observed: 5.45 ft at 10:45AM Jul 30, 2020Observed: 5.42 ft at 11:00AM Jul 30, 2020Observed: 6.9 ft at 10:30AM Aug 04, 2020Observed: 6.9 ft at 10:45AM Aug 04, 2020Observed: 6.91 ft at 11:00AM Aug 04, 2020Observed: 6.92 ft at 11:15AM Aug 04, 2020Observed: 6.95 ft at 11:30AM Aug 04, 2020Observed: 6.97 ft at 11:45AM Aug 04, 2020Observed: 6.99 ft at 12:00PM Aug 04, 2020Observed: 7.02 ft at 12:15PM Aug 04, 2020Observed: 7.04 ft at 12:30PM Aug 04, 2020Observed: 7.06 ft at 12:45PM Aug 04, 2020Observed: 7.09 ft at 1:00PM Aug 04, 2020Observed: 7.12 ft at 1:15PM Aug 04, 2020Observed: 7.16 ft at 1:30PM Aug 04, 2020Observed: 7.18 ft at 1:45PM Aug 04, 2020Observed: 7.22 ft at 2:00PM Aug 04, 2020Observed: 7.25 ft at 2:15PM Aug 04, 2020Observed: 7.28 ft at 2:30PM Aug 04, 2020Observed: 7.31 ft at 2:45PM Aug 04, 2020Observed: 7.34 ft at 3:00PM Aug 04, 2020Observed: 7.35 ft at 3:15PM Aug 04, 2020Observed: 7.38 ft at 3:30PM Aug 04, 2020Observed: 7.4 ft at 3:45PM Aug 04, 2020Observed: 7.42 ft at 4:00PM Aug 04, 2020Observed: 7.43 ft at 4:15PM Aug 04, 2020Observed: 7.44 ft at 4:30PM Aug 04, 2020Highest Observation: 7.45 ft at 4:45PM Aug 04, 2020Highest Observation: 7.45 ft at 5:00PM Aug 04, 2020Highest Observation: 7.45 ft at 5:15PM Aug 04, 2020Highest Observation: 7.45 ft at 5:30PM Aug 04, 2020Highest Observation: 7.45 ft at 5:45PM Aug 04, 2020Observed: 7.44 ft at 6:00PM Aug 04, 2020Observed: 7.44 ft at 6:15PM Aug 04, 2020Observed: 7.43 ft at 6:30PM Aug 04, 2020Observed: 7.42 ft at 6:45PM Aug 04, 2020Observed: 7.41 ft at 7:00PM Aug 04, 2020Observed: 7.39 ft at 7:15PM Aug 04, 2020Observed: 7.37 ft at 7:30PM Aug 04, 2020Observed: 7.35 ft at 7:45PM Aug 04, 2020Observed: 7.34 ft at 8:00PM Aug 04, 2020Observed: 7.31 ft at 8:15PM Aug 04, 2020Observed: 7.29 ft at 8:30PM Aug 04, 2020Observed: 7.27 ft at 8:45PM Aug 04, 2020Observed: 7.25 ft at 9:00PM Aug 04, 2020Observed: 7.23 ft at 9:15PM Aug 04, 2020Observed: 7.2 ft at 9:30PM Aug 04, 2020Observed: 7.17 ft at 9:45PM Aug 04, 2020Observed: 7.15 ft at 10:00PM Aug 04, 2020Observed: 7.12 ft at 10:15PM Aug 04, 2020Observed: 7.1 ft at 10:30PM Aug 04, 2020Observed: 7.07 ft at 10:45PM Aug 04, 2020Observed: 7.05 ft at 11:00PM Aug 04, 2020Observed: 7.02 ft at 11:15PM Aug 04, 2020Observed: 6.99 ft at 11:30PM Aug 04, 2020Observed: 6.96 ft at 11:45PM Aug 04, 2020Observed: 6.93 ft at 12:00AM Aug 05, 2020Observed: 6.9 ft at 12:15AM Aug 05, 2020Observed: 6.87 ft at 12:30AM Aug 05, 2020Observed: 6.84 ft at 12:45AM Aug 05, 2020Observed: 6.82 ft at 1:00AM Aug 05, 2020Observed: 6.79 ft at 1:15AM Aug 05, 2020Observed: 6.76 ft at 1:30AM Aug 05, 2020Observed: 6.74 ft at 1:45AM Aug 05, 2020Observed: 6.71 ft at 2:00AM Aug 05, 2020Observed: 6.68 ft at 2:15AM Aug 05, 2020Observed: 6.65 ft at 2:30AM Aug 05, 2020Observed: 6.63 ft at 2:45AM Aug 05, 2020Observed: 6.6 ft at 3:00AM Aug 05, 2020Observed: 6.58 ft at 3:15AM Aug 05, 2020Observed: 6.55 ft at 3:30AM Aug 05, 2020Observed: 6.53 ft at 3:45AM Aug 05, 2020Observed: 6.5 ft at 4:00AM Aug 05, 2020Observed: 6.49 ft at 4:15AM Aug 05, 2020Observed: 6.46 ft at 4:30AM Aug 05, 2020Observed: 6.44 ft at 4:45AM Aug 05, 2020Observed: 6.42 ft at 5:00AM Aug 05, 2020Observed: 6.4 ft at 5:15AM Aug 05, 2020Observed: 6.38 ft at 5:30AM Aug 05, 2020Observed: 6.36 ft at 5:45AM Aug 05, 2020Observed: 6.34 ft at 6:00AM Aug 05, 2020Observed: 6.32 ft at 6:15AM Aug 05, 2020Observed: 6.3 ft at 6:30AM Aug 05, 2020Observed: 6.29 ft at 6:45AM Aug 05, 2020Observed: 6.28 ft at 7:00AM Aug 05, 2020Observed: 6.26 ft at 7:15AM Aug 05, 2020Observed: 6.26 ft at 7:30AM Aug 05, 2020Observed: 6.24 ft at 7:45AM Aug 05, 2020Observed: 6.23 ft at 8:00AM Aug 05, 2020Observed: 6.22 ft at 8:15AM Aug 05, 2020Observed: 6.23 ft at 8:30AM Aug 05, 2020Observed: 6.22 ft at 8:45AM Aug 05, 2020Observed: 6.24 ft at 9:00AM Aug 05, 2020Observed: 6.25 ft at 9:15AM Aug 05, 2020Observed: 6.27 ft at 9:30AM Aug 05, 2020Observed: 6.29 ft at 9:45AM Aug 05, 2020Observed: 6.32 ft at 10:00AM Aug 05, 2020Observed: 6.36 ft at 10:15AM Aug 05, 2020Observed: 6.35 ft at 10:30AM Aug 05, 2020Observed: 6.41 ft at 10:45AM Aug 05, 2020Observed: 6.5 ft at 11:00AM Aug 05, 2020Observed: 6.56 ft at 11:15AM Aug 05, 2020Observed: 6.62 ft at 11:30AM Aug 05, 2020Observed: 6.69 ft at 11:45AM Aug 05, 2020Observed: 6.76 ft at 12:00PM Aug 05, 2020Observed: 6.83 ft at 12:15PM Aug 05, 2020Observed: 6.9 ft at 12:30PM Aug 05, 2020Observed: 6.97 ft at 12:45PM Aug 05, 2020Observed: 7.03 ft at 1:00PM Aug 05, 2020Observed: 7.09 ft at 1:15PM Aug 05, 2020Observed: 7.13 ft at 1:30PM Aug 05, 2020Observed: 7.19 ft at 1:45PM Aug 05, 2020Observed: 7.24 ft at 2:00PM Aug 05, 2020Observed: 7.28 ft at 2:15PM Aug 05, 2020Observed: 7.32 ft at 2:30PM Aug 05, 2020Observed: 7.34 ft at 2:45PM Aug 05, 2020Observed: 7.37 ft at 3:00PM Aug 05, 2020Observed: 7.39 ft at 3:15PM Aug 05, 2020Observed: 7.4 ft at 3:30PM Aug 05, 2020Observed: 7.42 ft at 3:45PM Aug 05, 2020Observed: 7.43 ft at 4:00PM Aug 05, 2020Observed: 7.42 ft at 4:15PM Aug 05, 2020Observed: 7.42 ft at 4:30PM Aug 05, 2020Observed: 7.43 ft at 4:45PM Aug 05, 2020Observed: 7.41 ft at 5:00PM Aug 05, 2020Observed: 7.39 ft at 5:15PM Aug 05, 2020Observed: 7.38 ft at 5:30PM Aug 05, 2020Observed: 7.37 ft at 5:45PM Aug 05, 2020Observed: 7.35 ft at 6:00PM Aug 05, 2020Observed: 7.33 ft at 6:15PM Aug 05, 2020Observed: 7.31 ft at 6:30PM Aug 05, 2020Observed: 7.29 ft at 6:45PM Aug 05, 2020Observed: 7.27 ft at 7:00PM Aug 05, 2020Observed: 7.24 ft at 7:15PM Aug 05, 2020Observed: 7.21 ft at 7:30PM Aug 05, 2020Observed: 7.18 ft at 7:45PM Aug 05, 2020Observed: 7.14 ft at 8:00PM Aug 05, 2020Observed: 7.12 ft at 8:15PM Aug 05, 2020Observed: 7.08 ft at 8:30PM Aug 05, 2020Observed: 7.05 ft at 8:45PM Aug 05, 2020Observed: 7.02 ft at 9:00PM Aug 05, 2020Observed: 6.98 ft at 9:15PM Aug 05, 2020Observed: 6.94 ft at 9:30PM Aug 05, 2020Observed: 6.9 ft at 9:45PM Aug 05, 2020Observed: 6.87 ft at 10:00PM Aug 05, 2020Observed: 6.83 ft at 10:15PM Aug 05, 2020Observed: 6.79 ft at 10:30PM Aug 05, 2020Observed: 6.76 ft at 10:45PM Aug 05, 2020Observed: 6.72 ft at 11:00PM Aug 05, 2020Observed: 6.68 ft at 11:15PM Aug 05, 2020Observed: 6.64 ft at 11:30PM Aug 05, 2020Observed: 6.6 ft at 11:45PM Aug 05, 2020Observed: 6.56 ft at 12:00AM Aug 06, 2020Observed: 6.53 ft at 12:15AM Aug 06, 2020Observed: 6.49 ft at 12:30AM Aug 06, 2020Observed: 6.45 ft at 12:45AM Aug 06, 2020Observed: 6.41 ft at 1:00AM Aug 06, 2020Observed: 6.38 ft at 1:15AM Aug 06, 2020Observed: 6.34 ft at 1:30AM Aug 06, 2020Observed: 6.3 ft at 1:45AM Aug 06, 2020Observed: 6.26 ft at 2:00AM Aug 06, 2020Observed: 6.23 ft at 2:15AM Aug 06, 2020Observed: 6.19 ft at 2:30AM Aug 06, 2020Observed: 6.16 ft at 2:45AM Aug 06, 2020Observed: 6.13 ft at 3:00AM Aug 06, 2020Observed: 6.1 ft at 3:15AM Aug 06, 2020Observed: 6.06 ft at 3:30AM Aug 06, 2020Observed: 6.01 ft at 3:45AM Aug 06, 2020Observed: 5.97 ft at 4:00AM Aug 06, 2020Observed: 5.96 ft at 4:15AM Aug 06, 2020Observed: 5.9 ft at 4:30AM Aug 06, 2020Observed: 5.91 ft at 4:45AM Aug 06, 2020Observed: 5.9 ft at 5:00AM Aug 06, 2020Observed: 5.87 ft at 5:15AM Aug 06, 2020Observed: 5.84 ft at 5:30AM Aug 06, 2020Observed: 5.82 ft at 5:45AM Aug 06, 2020Observed: 5.8 ft at 6:00AM Aug 06, 2020Observed: 5.78 ft at 6:15AM Aug 06, 2020Observed: 5.75 ft at 6:30AM Aug 06, 2020Observed: 5.73 ft at 6:45AM Aug 06, 2020Observed: 5.71 ft at 7:00AM Aug 06, 2020Observed: 5.69 ft at 7:15AM Aug 06, 2020Observed: 5.67 ft at 7:30AM Aug 06, 2020Observed: 5.62 ft at 7:45AM Aug 06, 2020Observed: 5.61 ft at 8:00AM Aug 06, 2020Observed: 5.56 ft at 8:15AM Aug 06, 2020Observed: 5.55 ft at 8:30AM Aug 06, 2020Observed: 5.54 ft at 8:45AM Aug 06, 2020Observed: 5.53 ft at 9:00AM Aug 06, 2020Observed: 5.52 ft at 9:15AM Aug 06, 2020Observed: 5.5 ft at 9:30AM Aug 06, 2020Observed: 5.48 ft at 9:45AM Aug 06, 2020Observed: 5.49 ft at 10:00AM Aug 06, 2020Observed: 5.53 ft at 10:15AM Aug 06, 2020Observed: 5.54 ft at 10:30AM Aug 06, 2020Observed: 5.57 ft at 10:45AM Aug 06, 2020Observed: 5.6 ft at 11:00AM Aug 06, 2020Observed: 5.66 ft at 11:15AM Aug 06, 2020Observed: 5.7 ft at 11:30AM Aug 06, 2020Observed: 5.77 ft at 11:45AM Aug 06, 2020Observed: 5.88 ft at 12:00PM Aug 06, 2020Observed: 5.94 ft at 12:15PM Aug 06, 2020Observed: 6.01 ft at 12:30PM Aug 06, 2020Observed: 6.1 ft at 12:45PM Aug 06, 2020Observed: 6.17 ft at 1:00PM Aug 06, 2020Observed: 6.32 ft at 1:15PM Aug 06, 2020Observed: 6.34 ft at 1:30PM Aug 06, 2020Observed: 6.44 ft at 1:45PM Aug 06, 2020Observed: 6.52 ft at 2:00PM Aug 06, 2020Observed: 6.65 ft at 2:15PM Aug 06, 2020Observed: 6.72 ft at 2:30PM Aug 06, 2020Observed: 6.71 ft at 2:45PM Aug 06, 2020Observed: 6.83 ft at 3:00PM Aug 06, 2020Observed: 6.9 ft at 3:15PM Aug 06, 2020Observed: 6.93 ft at 3:30PM Aug 06, 2020Observed: 6.97 ft at 3:45PM Aug 06, 2020Observed: 7 ft at 4:00PM Aug 06, 2020Observed: 6.99 ft at 4:15PM Aug 06, 2020Observed: 7.04 ft at 4:30PM Aug 06, 2020Observed: 7 ft at 4:45PM Aug 06, 2020Observed: 7.07 ft at 5:00PM Aug 06, 2020Observed: 7.07 ft at 5:15PM Aug 06, 2020Observed: 7.07 ft at 5:30PM Aug 06, 2020Observed: 7.07 ft at 5:45PM Aug 06, 2020Observed: 7.06 ft at 6:00PM Aug 06, 2020Observed: 7.05 ft at 6:15PM Aug 06, 2020Observed: 7.04 ft at 6:30PM Aug 06, 2020Observed: 7.02 ft at 6:45PM Aug 06, 2020Observed: 7 ft at 7:00PM Aug 06, 2020Observed: 6.99 ft at 7:15PM Aug 06, 2020Observed: 6.96 ft at 7:30PM Aug 06, 2020Observed: 6.94 ft at 7:45PM Aug 06, 2020Observed: 6.91 ft at 8:00PM Aug 06, 2020Observed: 6.88 ft at 8:15PM Aug 06, 2020Observed: 6.85 ft at 8:30PM Aug 06, 2020Observed: 6.83 ft at 8:45PM Aug 06, 2020Observed: 6.8 ft at 9:00PM Aug 06, 2020Observed: 6.76 ft at 9:15PM Aug 06, 2020Observed: 6.73 ft at 9:30PM Aug 06, 2020Observed: 6.69 ft at 9:45PM Aug 06, 2020Observed: 6.66 ft at 10:00PM Aug 06, 2020Observed: 6.62 ft at 10:15PM Aug 06, 2020Observed: 6.59 ft at 10:30PM Aug 06, 2020Observed: 6.55 ft at 10:45PM Aug 06, 2020Observed: 6.51 ft at 11:00PM Aug 06, 2020Observed: 6.48 ft at 11:15PM Aug 06, 2020Observed: 6.44 ft at 11:30PM Aug 06, 2020Observed: 6.41 ft at 11:45PM Aug 06, 2020Observed: 6.37 ft at 12:00AM Aug 07, 2020Observed: 6.33 ft at 12:15AM Aug 07, 2020Observed: 6.29 ft at 12:30AM Aug 07, 2020Observed: 6.26 ft at 12:45AM Aug 07, 2020Observed: 6.23 ft at 1:00AM Aug 07, 2020Observed: 6.18 ft at 1:15AM Aug 07, 2020Observed: 6.15 ft at 1:30AM Aug 07, 2020Observed: 6.11 ft at 1:45AM Aug 07, 2020Observed: 6.08 ft at 2:00AM Aug 07, 2020Observed: 6.04 ft at 2:15AM Aug 07, 2020Observed: 6 ft at 2:30AM Aug 07, 2020Observed: 5.97 ft at 2:45AM Aug 07, 2020Observed: 5.89 ft at 3:00AM Aug 07, 2020Observed: 5.86 ft at 3:15AM Aug 07, 2020Observed: 5.85 ft at 3:30AM Aug 07, 2020Observed: 5.84 ft at 3:45AM Aug 07, 2020Observed: 5.82 ft at 4:00AM Aug 07, 2020Observed: 5.79 ft at 4:15AM Aug 07, 2020Observed: 5.7 ft at 4:30AM Aug 07, 2020Observed: 5.69 ft at 4:45AM Aug 07, 2020Observed: 5.61 ft at 5:00AM Aug 07, 2020Observed: 5.63 ft at 5:15AM Aug 07, 2020Observed: 5.58 ft at 5:30AM Aug 07, 2020Observed: 5.57 ft at 5:45AM Aug 07, 2020Observed: 5.54 ft at 6:00AM Aug 07, 2020Observed: 5.51 ft at 6:15AM Aug 07, 2020Observed: 5.56 ft at 6:30AM Aug 07, 2020Observed: 5.54 ft at 6:45AM Aug 07, 2020Observed: 5.47 ft at 7:00AM Aug 07, 2020Observed: 5.47 ft at 7:15AM Aug 07, 2020Observed: 5.43 ft at 7:30AM Aug 07, 2020Observed: 5.37 ft at 7:45AM Aug 07, 2020Observed: 5.39 ft at 8:00AM Aug 07, 2020Observed: 5.36 ft at 8:15AM Aug 07, 2020Observed: 5.36 ft at 8:30AM Aug 07, 2020Observed: 5.36 ft at 8:45AM Aug 07, 2020Observed: 5.34 ft at 9:00AM Aug 07, 2020Observed: 5.38 ft at 9:15AM Aug 07, 2020Observed: 5.31 ft at 9:30AM Aug 07, 2020Observed: 5.3 ft at 9:45AM Aug 07, 2020Observed: 5.3 ft at 10:00AM Aug 07, 2020Observed: 5.3 ft at 10:15AM Aug 07, 2020Observed: 5.31 ft at 10:30AM Aug 07, 2020Observed: 5.33 ft at 10:45AM Aug 07, 2020Observed: 5.37 ft at 11:00AM Aug 07, 2020Observed: 5.41 ft at 11:15AM Aug 07, 2020Observed: 5.43 ft at 11:30AM Aug 07, 2020Observed: 5.51 ft at 11:45AM Aug 07, 2020Observed: 5.59 ft at 12:00PM Aug 07, 2020Observed: 5.67 ft at 12:15PM Aug 07, 2020Observed: 5.75 ft at 12:30PM Aug 07, 2020Observed: 5.84 ft at 12:45PM Aug 07, 2020Observed: 5.95 ft at 1:00PM Aug 07, 2020Observed: 6.03 ft at 1:15PM Aug 07, 2020Observed: 6.14 ft at 1:30PM Aug 07, 2020Observed: 6.26 ft at 1:45PM Aug 07, 2020Observed: 6.36 ft at 2:00PM Aug 07, 2020Observed: 6.42 ft at 2:15PM Aug 07, 2020Observed: 6.48 ft at 2:30PM Aug 07, 2020Observed: 6.55 ft at 2:45PM Aug 07, 2020Observed: 6.62 ft at 3:00PM Aug 07, 2020Observed: 6.67 ft at 3:15PM Aug 07, 2020Observed: 6.71 ft at 3:30PM Aug 07, 2020Observed: 6.77 ft at 3:45PM Aug 07, 2020Observed: 6.81 ft at 4:00PM Aug 07, 2020Observed: 6.8 ft at 4:15PM Aug 07, 2020Observed: 6.82 ft at 4:30PM Aug 07, 2020Observed: 6.88 ft at 4:45PM Aug 07, 2020Observed: 6.85 ft at 5:00PM Aug 07, 2020Observed: 6.86 ft at 5:15PM Aug 07, 2020Observed: 6.85 ft at 5:30PM Aug 07, 2020Observed: 6.86 ft at 5:45PM Aug 07, 2020Observed: 6.86 ft at 6:00PM Aug 07, 2020Observed: 6.84 ft at 6:15PM Aug 07, 2020Observed: 6.83 ft at 6:30PM Aug 07, 2020Observed: 6.86 ft at 6:45PM Aug 07, 2020Observed: 6.81 ft at 7:00PM Aug 07, 2020Observed: 6.78 ft at 7:15PM Aug 07, 2020Observed: 6.78 ft at 7:30PM Aug 07, 2020Observed: 6.77 ft at 7:45PM Aug 07, 2020Observed: 6.74 ft at 8:00PM Aug 07, 2020Observed: 6.73 ft at 8:15PM Aug 07, 2020Observed: 6.7 ft at 8:30PM Aug 07, 2020Observed: 6.71 ft at 8:45PM Aug 07, 2020Observed: 6.68 ft at 9:00PM Aug 07, 2020Observed: 6.65 ft at 9:15PM Aug 07, 2020Observed: 6.58 ft at 9:30PM Aug 07, 2020Observed: 6.57 ft at 9:45PM Aug 07, 2020Observed: 6.5 ft at 10:00PM Aug 07, 2020Observed: 6.44 ft at 10:15PM Aug 07, 2020Observed: 6.41 ft at 10:30PM Aug 07, 2020Observed: 6.37 ft at 10:45PM Aug 07, 2020Observed: 6.33 ft at 11:00PM Aug 07, 2020Observed: 6.3 ft at 11:15PM Aug 07, 2020Observed: 6.26 ft at 11:30PM Aug 07, 2020Observed: 6.21 ft at 11:45PM Aug 07, 2020Observed: 6.2 ft at 12:00AM Aug 08, 2020Observed: 6.14 ft at 12:15AM Aug 08, 2020Observed: 6.09 ft at 12:30AM Aug 08, 2020Observed: 6.07 ft at 12:45AM Aug 08, 2020Observed: 6.02 ft at 1:00AM Aug 08, 2020Observed: 5.96 ft at 1:15AM Aug 08, 2020Observed: 5.95 ft at 1:30AM Aug 08, 2020Observed: 5.91 ft at 1:45AM Aug 08, 2020Observed: 5.88 ft at 2:00AM Aug 08, 2020Observed: 5.83 ft at 2:15AM Aug 08, 2020Observed: 5.81 ft at 2:30AM Aug 08, 2020Observed: 5.78 ft at 2:45AM Aug 08, 2020Observed: 5.75 ft at 3:00AM Aug 08, 2020Observed: 5.71 ft at 3:15AM Aug 08, 2020Observed: 5.67 ft at 3:30AM Aug 08, 2020Observed: 5.66 ft at 3:45AM Aug 08, 2020Observed: 5.62 ft at 4:00AM Aug 08, 2020Observed: 5.59 ft at 4:15AM Aug 08, 2020Observed: 5.57 ft at 4:30AM Aug 08, 2020Observed: 5.57 ft at 4:45AM Aug 08, 2020Observed: 5.53 ft at 5:00AM Aug 08, 2020Observed: 5.55 ft at 5:15AM Aug 08, 2020Observed: 5.52 ft at 5:30AM Aug 08, 2020Observed: 5.5 ft at 5:45AM Aug 08, 2020Observed: 5.53 ft at 6:00AM Aug 08, 2020Observed: 5.56 ft at 6:15AM Aug 08, 2020Observed: 5.57 ft at 6:30AM Aug 08, 2020Observed: 5.63 ft at 6:45AM Aug 08, 2020Observed: 5.69 ft at 7:00AM Aug 08, 2020Observed: 5.72 ft at 7:15AM Aug 08, 2020USGS--Water Resources of the United StatesRLSO2(plotting HGIRG) Graph Created (8:07AM Aug 8, 2020)ObservedLatest observed value: 5.72 ft at 7:15 AM CDT 8-Aug-2020. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

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

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Flood Categories (in feet)
Major Flood Stage: 21
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 16
Low Stage (in feet): 0

Historic Crests
(1) 23.00 ft on 06/11/1923
(2) 22.98 ft on 10/13/1973
(3) 22.82 ft on 04/25/1944
(4) 22.60 ft on 11/15/1964
(5) 22.60 ft on 11/18/1964
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.03 ft on 05/26/2019
(2) 21.99 ft on 05/25/2019
(3) 22.14 ft on 05/23/2019
(4) 19.26 ft on 05/21/2019
(5) 17.93 ft on 05/12/2019
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
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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
24 very severe flooding occurs. The Ralston sewage treatment plant levees may be overtopped when the stage reaches 24 feet. This is an extremely dangerous and life threatening situation.
22 severe agricultural flooding occurs. Water levels are within 2 feet of topping the Ralston sewage treatment levees when the stage reaches 22 feet. This is a dangerous situation.
21 severe agricultural flooding occurs. Water levels need to be patrolled as the levees around the Ralston sewage treatment plant are topped when the stage reaches 24 feet. This is a dangerous situation.
20 severe agricultural flooding occurs. The levee around the Ralston sewage treatment plant may need to be patrolled.
18 moderate inundation of farmlands occurs mainly along the north bank.
16 minor agricultural flooding occurs on the north bank.
Photos
(1) upstream
About This Location Collapse

Latitude: 36.504167° N, Longitude: 96.728056° 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 29 776.7 ft 792.7 ft 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:

Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
Tulsa Weather Forecast Office
10159 E. 11th St. Suite 300
Tulsa, OK 74128
(918) 838-7838
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Page last modified: 1-Mar-2019 12:34 AM
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