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Hydrograph River at a Glance Download
Grande Ronde River at Troy Stage (ft)Flow (cfs)Observed: 4.54 ft at 2:00PM Feb 23, 2020Observed: 4.55 ft at 2:15PM Feb 23, 2020Observed: 4.56 ft at 2:30PM Feb 23, 2020Observed: 4.56 ft at 2:45PM Feb 23, 2020Observed: 4.56 ft at 3:00PM Feb 23, 2020Observed: 4.56 ft at 3:15PM Feb 23, 2020Observed: 4.55 ft at 3:30PM Feb 23, 2020Observed: 4.55 ft at 3:45PM Feb 23, 2020Observed: 4.54 ft at 4:00PM Feb 23, 2020Observed: 4.56 ft at 4:15PM Feb 23, 2020Observed: 4.55 ft at 4:30PM Feb 23, 2020Observed: 4.54 ft at 4:45PM Feb 23, 2020Observed: 4.54 ft at 5:00PM Feb 23, 2020Observed: 4.55 ft at 5:15PM Feb 23, 2020Observed: 4.56 ft at 5:30PM Feb 23, 2020Observed: 4.55 ft at 5:45PM Feb 23, 2020Observed: 4.55 ft at 6:00PM Feb 23, 2020Observed: 4.56 ft at 6:15PM Feb 23, 2020Observed: 4.56 ft at 6:30PM Feb 23, 2020Observed: 4.55 ft at 6:45PM Feb 23, 2020Observed: 4.56 ft at 7:00PM Feb 23, 2020Observed: 4.55 ft at 7:15PM Feb 23, 2020Observed: 4.56 ft at 7:30PM Feb 23, 2020Observed: 4.57 ft at 7:45PM Feb 23, 2020Observed: 4.54 ft at 8:00PM Feb 23, 2020Highest Observation: 4.58 ft at 8:15PM Feb 23, 2020Observed: 4.57 ft at 8:30PM Feb 23, 2020Observed: 4.56 ft at 8:45PM Feb 23, 2020Observed: 4.56 ft at 9:00PM Feb 23, 2020Observed: 4.55 ft at 9:15PM Feb 23, 2020Observed: 4.57 ft at 9:30PM Feb 23, 2020Observed: 4.56 ft at 9:45PM Feb 23, 2020Observed: 4.55 ft at 10:00PM Feb 23, 2020Observed: 4.56 ft at 10:15PM Feb 23, 2020Observed: 4.56 ft at 10:30PM Feb 23, 2020Observed: 4.55 ft at 10:45PM Feb 23, 2020Highest Observation: 4.58 ft at 11:00PM Feb 23, 2020Observed: 4.56 ft at 11:15PM Feb 23, 2020Observed: 4.57 ft at 11:30PM Feb 23, 2020Observed: 4.57 ft at 11:45PM Feb 23, 2020Highest Observation: 4.58 ft at 12:00AM Feb 24, 2020Observed: 4.56 ft at 12:15AM Feb 24, 2020Highest Observation: 4.58 ft at 12:30AM Feb 24, 2020Highest Observation: 4.58 ft at 12:45AM Feb 24, 2020Observed: 4.56 ft at 1:00AM Feb 24, 2020Observed: 4.57 ft at 1:15AM Feb 24, 2020Observed: 4.56 ft at 1:30AM Feb 24, 2020Observed: 4.56 ft at 1:45AM Feb 24, 2020Observed: 4.56 ft at 2:00AM Feb 24, 2020Observed: 4.55 ft at 2:15AM Feb 24, 2020Observed: 4.56 ft at 2:30AM Feb 24, 2020Observed: 4.55 ft at 2:45AM Feb 24, 2020Observed: 4.55 ft at 3:00AM Feb 24, 2020Observed: 4.55 ft at 3:15AM Feb 24, 2020Observed: 4.56 ft at 3:30AM Feb 24, 2020Observed: 4.55 ft at 3:45AM Feb 24, 2020Observed: 4.55 ft at 4:00AM Feb 24, 2020Observed: 4.56 ft at 4:15AM Feb 24, 2020Observed: 4.56 ft at 4:30AM Feb 24, 2020Observed: 4.55 ft at 4:45AM Feb 24, 2020Observed: 4.56 ft at 5:00AM Feb 24, 2020Observed: 4.54 ft at 5:15AM Feb 24, 2020Observed: 4.55 ft at 5:30AM Feb 24, 2020Observed: 4.55 ft at 5:45AM Feb 24, 2020Observed: 4.53 ft at 6:00AM Feb 24, 2020Observed: 4.56 ft at 6:15AM Feb 24, 2020Observed: 4.54 ft at 6:30AM Feb 24, 2020Observed: 4.56 ft at 6:45AM Feb 24, 2020Observed: 4.56 ft at 7:00AM Feb 24, 2020Observed: 4.54 ft at 7:15AM Feb 24, 2020Observed: 4.54 ft at 7:30AM Feb 24, 2020Observed: 4.54 ft at 7:45AM Feb 24, 2020Observed: 4.55 ft at 8:00AM Feb 24, 2020Observed: 4.53 ft at 8:15AM Feb 24, 2020Observed: 4.53 ft at 8:30AM Feb 24, 2020Observed: 4.55 ft at 8:45AM Feb 24, 2020Observed: 4.54 ft at 9:00AM Feb 24, 2020Observed: 4.53 ft at 9:15AM Feb 24, 2020Observed: 4.53 ft at 9:30AM Feb 24, 2020Observed: 4.53 ft at 9:45AM Feb 24, 2020Observed: 4.55 ft at 10:00AM Feb 24, 2020Observed: 4.53 ft at 10:15AM Feb 24, 2020Observed: 4.52 ft at 10:30AM Feb 24, 2020Observed: 4.54 ft at 10:45AM Feb 24, 2020Observed: 4.53 ft at 11:00AM Feb 24, 2020Observed: 4.53 ft at 11:15AM Feb 24, 2020Observed: 4.53 ft at 11:30AM Feb 24, 2020Observed: 4.53 ft at 11:45AM Feb 24, 2020Observed: 4.53 ft at 12:00PM Feb 24, 2020Observed: 4.53 ft at 12:15PM Feb 24, 2020Observed: 4.52 ft at 12:30PM Feb 24, 2020Observed: 4.51 ft at 12:45PM Feb 24, 2020Observed: 4.51 ft at 1:00PM Feb 24, 2020Observed: 4.52 ft at 1:15PM Feb 24, 2020Observed: 4.52 ft at 1:30PM Feb 24, 2020Observed: 4.51 ft at 1:45PM Feb 24, 2020Observed: 4.52 ft at 2:00PM Feb 24, 2020Observed: 4.49 ft at 2:15PM Feb 24, 2020Observed: 4.53 ft at 2:30PM Feb 24, 2020Observed: 4.5 ft at 2:45PM Feb 24, 2020Observed: 4.51 ft at 3:00PM Feb 24, 2020Observed: 4.52 ft at 3:15PM Feb 24, 2020Observed: 4.5 ft at 3:30PM Feb 24, 2020Observed: 4.52 ft at 3:45PM Feb 24, 2020Observed: 4.51 ft at 4:00PM Feb 24, 2020Observed: 4.5 ft at 4:15PM Feb 24, 2020Observed: 4.49 ft at 4:30PM Feb 24, 2020Observed: 4.51 ft at 4:45PM Feb 24, 2020Observed: 4.5 ft at 5:00PM Feb 24, 2020Observed: 4.51 ft at 5:15PM Feb 24, 2020Observed: 4.51 ft at 5:30PM Feb 24, 2020Observed: 4.51 ft at 5:45PM Feb 24, 2020Observed: 4.5 ft at 6:00PM Feb 24, 2020Observed: 4.49 ft at 6:15PM Feb 24, 2020Observed: 4.5 ft at 6:30PM Feb 24, 2020Observed: 4.49 ft at 6:45PM Feb 24, 2020Observed: 4.5 ft at 7:00PM Feb 24, 2020Observed: 4.49 ft at 7:15PM Feb 24, 2020Observed: 4.51 ft at 7:30PM Feb 24, 2020Observed: 4.5 ft at 7:45PM Feb 24, 2020Observed: 4.49 ft at 8:00PM Feb 24, 2020Observed: 4.5 ft at 8:15PM Feb 24, 2020Observed: 4.48 ft at 8:30PM Feb 24, 2020Observed: 4.49 ft at 8:45PM Feb 24, 2020Observed: 4.49 ft at 9:00PM Feb 24, 2020Observed: 4.5 ft at 9:15PM Feb 24, 2020Observed: 4.48 ft at 9:30PM Feb 24, 2020Observed: 4.5 ft at 9:45PM Feb 24, 2020Observed: 4.49 ft at 10:00PM Feb 24, 2020Observed: 4.5 ft at 10:15PM Feb 24, 2020Observed: 4.49 ft at 10:30PM Feb 24, 2020Observed: 4.49 ft at 10:45PM Feb 24, 2020Observed: 4.48 ft at 11:00PM Feb 24, 2020Observed: 4.49 ft at 11:15PM Feb 24, 2020Observed: 4.5 ft at 11:30PM Feb 24, 2020Observed: 4.48 ft at 11:45PM Feb 24, 2020Observed: 4.49 ft at 12:00AM Feb 25, 2020Observed: 4.48 ft at 12:15AM Feb 25, 2020Observed: 4.48 ft at 12:30AM Feb 25, 2020Observed: 4.47 ft at 12:45AM Feb 25, 2020Observed: 4.47 ft at 1:00AM Feb 25, 2020Observed: 4.47 ft at 1:15AM Feb 25, 2020Observed: 4.47 ft at 1:30AM Feb 25, 2020Observed: 4.47 ft at 1:45AM Feb 25, 2020Observed: 4.48 ft at 2:00AM Feb 25, 2020Observed: 4.47 ft at 2:15AM Feb 25, 2020Observed: 4.47 ft at 2:30AM Feb 25, 2020Observed: 4.47 ft at 2:45AM Feb 25, 2020Observed: 4.47 ft at 3:00AM Feb 25, 2020Observed: 4.45 ft at 3:15AM Feb 25, 2020Observed: 4.47 ft at 3:30AM Feb 25, 2020Observed: 4.45 ft at 3:45AM Feb 25, 2020Observed: 4.45 ft at 4:00AM Feb 25, 2020Observed: 4.46 ft at 4:15AM Feb 25, 2020Observed: 4.47 ft at 4:30AM Feb 25, 2020Observed: 4.47 ft at 4:45AM Feb 25, 2020Observed: 4.47 ft at 5:00AM Feb 25, 2020Observed: 4.47 ft at 5:15AM Feb 25, 2020Observed: 4.48 ft at 5:30AM Feb 25, 2020Observed: 4.46 ft at 5:45AM Feb 25, 2020Observed: 4.45 ft at 6:00AM Feb 25, 2020Observed: 4.45 ft at 6:15AM Feb 25, 2020Observed: 4.45 ft at 6:30AM Feb 25, 2020Observed: 4.44 ft at 6:45AM Feb 25, 2020Observed: 4.44 ft at 7:00AM Feb 25, 2020Observed: 4.46 ft at 7:15AM Feb 25, 2020Observed: 4.45 ft at 7:30AM Feb 25, 2020Observed: 4.42 ft at 7:45AM Feb 25, 2020Observed: 4.44 ft at 8:00AM Feb 25, 2020Observed: 4.42 ft at 8:15AM Feb 25, 2020Observed: 4.42 ft at 8:30AM Feb 25, 2020Observed: 4.44 ft at 8:45AM Feb 25, 2020Observed: 4.43 ft at 9:00AM Feb 25, 2020Observed: 4.44 ft at 9:15AM Feb 25, 2020Observed: 4.45 ft at 9:30AM Feb 25, 2020Observed: 4.43 ft at 9:45AM Feb 25, 2020Observed: 4.43 ft at 10:00AM Feb 25, 2020Observed: 4.43 ft at 10:15AM Feb 25, 2020Observed: 4.42 ft at 10:30AM Feb 25, 2020Observed: 4.44 ft at 10:45AM Feb 25, 2020Observed: 4.42 ft at 11:00AM Feb 25, 2020Observed: 4.42 ft at 11:15AM Feb 25, 2020Observed: 4.45 ft at 11:30AM Feb 25, 2020Observed: 4.45 ft at 11:45AM Feb 25, 2020Observed: 4.43 ft at 12:00PM Feb 25, 2020Observed: 4.41 ft at 12:15PM Feb 25, 2020Observed: 4.44 ft at 12:30PM Feb 25, 2020Observed: 4.42 ft at 12:45PM Feb 25, 2020Observed: 4.41 ft at 1:00PM Feb 25, 2020Observed: 4.44 ft at 1:15PM Feb 25, 2020Observed: 4.41 ft at 1:30PM Feb 25, 2020Observed: 4.42 ft at 1:45PM Feb 25, 2020Observed: 4.42 ft at 2:00PM Feb 25, 2020Observed: 4.43 ft at 2:15PM Feb 25, 2020Observed: 4.41 ft at 2:30PM Feb 25, 2020Observed: 4.42 ft at 2:45PM Feb 25, 2020Observed: 4.42 ft at 3:00PM Feb 25, 2020Observed: 4.4 ft at 3:15PM Feb 25, 2020Observed: 4.42 ft at 3:30PM Feb 25, 2020Observed: 4.41 ft at 3:45PM Feb 25, 2020Observed: 4.41 ft at 4:00PM Feb 25, 2020Observed: 4.41 ft at 4:15PM Feb 25, 2020Observed: 4.4 ft at 4:30PM Feb 25, 2020Observed: 4.41 ft at 4:45PM Feb 25, 2020Observed: 4.4 ft at 5:00PM Feb 25, 2020Observed: 4.41 ft at 5:15PM Feb 25, 2020Observed: 4.41 ft at 5:30PM Feb 25, 2020Observed: 4.41 ft at 5:45PM Feb 25, 2020Observed: 4.4 ft at 6:00PM Feb 25, 2020Observed: 4.41 ft at 6:15PM Feb 25, 2020Observed: 4.4 ft at 6:30PM Feb 25, 2020Observed: 4.39 ft at 6:45PM Feb 25, 2020Observed: 4.4 ft at 7:00PM Feb 25, 2020Observed: 4.39 ft at 7:15PM Feb 25, 2020Observed: 4.4 ft at 7:30PM Feb 25, 2020Observed: 4.4 ft at 7:45PM Feb 25, 2020Observed: 4.38 ft at 8:00PM Feb 25, 2020Observed: 4.39 ft at 8:15PM Feb 25, 2020Observed: 4.39 ft at 8:30PM Feb 25, 2020Observed: 4.4 ft at 8:45PM Feb 25, 2020Observed: 4.4 ft at 9:00PM Feb 25, 2020Observed: 4.39 ft at 9:15PM Feb 25, 2020Observed: 4.38 ft at 9:30PM Feb 25, 2020Observed: 4.38 ft at 9:45PM Feb 25, 2020Observed: 4.39 ft at 10:00PM Feb 25, 2020Observed: 4.37 ft at 10:15PM Feb 25, 2020Observed: 4.38 ft at 10:30PM Feb 25, 2020Observed: 4.38 ft at 10:45PM Feb 25, 2020Observed: 4.38 ft at 11:00PM Feb 25, 2020Observed: 4.38 ft at 11:15PM Feb 25, 2020Observed: 4.38 ft at 11:30PM Feb 25, 2020Observed: 4.38 ft at 11:45PM Feb 25, 2020Observed: 4.39 ft at 12:00AM Feb 26, 2020Observed: 4.39 ft at 12:15AM Feb 26, 2020Observed: 4.39 ft at 12:30AM Feb 26, 2020Observed: 4.39 ft at 12:45AM Feb 26, 2020Observed: 4.39 ft at 1:00AM Feb 26, 2020Observed: 4.39 ft at 1:15AM Feb 26, 2020Observed: 4.39 ft at 1:30AM Feb 26, 2020Observed: 4.39 ft at 1:45AM Feb 26, 2020Observed: 4.39 ft at 2:00AM Feb 26, 2020Observed: 4.38 ft at 2:15AM Feb 26, 2020Observed: 4.37 ft at 2:30AM Feb 26, 2020Observed: 4.4 ft at 2:45AM Feb 26, 2020Observed: 4.38 ft at 3:00AM Feb 26, 2020Observed: 4.37 ft at 3:15AM Feb 26, 2020Observed: 4.38 ft at 3:30AM Feb 26, 2020Observed: 4.38 ft at 3:45AM Feb 26, 2020Observed: 4.36 ft at 4:00AM Feb 26, 2020Observed: 4.38 ft at 4:15AM Feb 26, 2020Observed: 4.38 ft at 4:30AM Feb 26, 2020Observed: 4.38 ft at 4:45AM Feb 26, 2020Observed: 4.38 ft at 5:00AM Feb 26, 2020Observed: 4.38 ft at 5:15AM Feb 26, 2020Observed: 4.39 ft at 5:30AM Feb 26, 2020Observed: 4.37 ft at 5:45AM Feb 26, 2020Observed: 4.36 ft at 6:00AM Feb 26, 2020Observed: 4.4 ft at 6:15AM Feb 26, 2020Observed: 4.39 ft at 6:30AM Feb 26, 2020Observed: 4.38 ft at 6:45AM Feb 26, 2020Observed: 4.38 ft at 7:00AM Feb 26, 2020Observed: 4.37 ft at 7:15AM Feb 26, 2020Observed: 4.35 ft at 7:30AM Feb 26, 2020Observed: 4.36 ft at 7:45AM Feb 26, 2020Observed: 4.36 ft at 8:00AM Feb 26, 2020Observed: 4.36 ft at 8:15AM Feb 26, 2020Observed: 4.36 ft at 8:30AM Feb 26, 2020Observed: 4.35 ft at 8:45AM Feb 26, 2020Observed: 4.35 ft at 9:00AM Feb 26, 2020Observed: 4.36 ft at 9:15AM Feb 26, 2020Observed: 4.35 ft at 9:30AM Feb 26, 2020Observed: 4.36 ft at 9:45AM Feb 26, 2020Observed: 4.37 ft at 10:00AM Feb 26, 2020Observed: 4.38 ft at 10:15AM Feb 26, 2020Observed: 4.36 ft at 10:30AM Feb 26, 2020Observed: 4.34 ft at 10:45AM Feb 26, 2020Observed: 4.35 ft at 11:00AM Feb 26, 2020Observed: 4.36 ft at 11:15AM Feb 26, 2020Observed: 4.38 ft at 11:30AM Feb 26, 2020Observed: 4.37 ft at 11:45AM Feb 26, 2020Observed: 4.37 ft at 12:00PM Feb 26, 2020Observed: 4.36 ft at 12:15PM Feb 26, 2020Observed: 4.35 ft at 12:30PM Feb 26, 2020Observed: 4.35 ft at 12:45PM Feb 26, 2020Observed: 4.35 ft at 1:00PM Feb 26, 2020Observed: 4.36 ft at 1:15PM Feb 26, 2020Observed: 4.35 ft at 1:30PM Feb 26, 2020Observed: 4.36 ft at 1:45PM Feb 26, 2020Observed: 4.36 ft at 2:00PM Feb 26, 2020Observed: 4.35 ft at 2:15PM Feb 26, 2020Observed: 4.36 ft at 2:30PM Feb 26, 2020Observed: 4.36 ft at 2:45PM Feb 26, 2020Observed: 4.35 ft at 3:00PM Feb 26, 2020Observed: 4.37 ft at 3:15PM Feb 26, 2020Observed: 4.36 ft at 3:30PM Feb 26, 2020Observed: 4.36 ft at 3:45PM Feb 26, 2020Observed: 4.33 ft at 4:00PM Feb 26, 2020Observed: 4.34 ft at 4:15PM Feb 26, 2020Observed: 4.35 ft at 4:30PM Feb 26, 2020Observed: 4.34 ft at 4:45PM Feb 26, 2020Observed: 4.33 ft at 5:00PM Feb 26, 2020Observed: 4.35 ft at 5:15PM Feb 26, 2020Observed: 4.35 ft at 5:30PM Feb 26, 2020Observed: 4.36 ft at 5:45PM Feb 26, 2020Observed: 4.36 ft at 6:00PM Feb 26, 2020Observed: 4.33 ft at 6:15PM Feb 26, 2020Observed: 4.37 ft at 6:30PM Feb 26, 2020Observed: 4.34 ft at 6:45PM Feb 26, 2020Observed: 4.36 ft at 7:00PM Feb 26, 2020Observed: 4.34 ft at 7:15PM Feb 26, 2020Observed: 4.35 ft at 7:30PM Feb 26, 2020Observed: 4.35 ft at 7:45PM Feb 26, 2020Observed: 4.36 ft at 8:00PM Feb 26, 2020Observed: 4.36 ft at 8:15PM Feb 26, 2020Observed: 4.36 ft at 8:30PM Feb 26, 2020Observed: 4.35 ft at 8:45PM Feb 26, 2020Observed: 4.37 ft at 9:00PM Feb 26, 2020Observed: 4.37 ft at 9:15PM Feb 26, 2020Observed: 4.36 ft at 9:30PM Feb 26, 2020Observed: 4.36 ft at 9:45PM Feb 26, 2020Observed: 4.36 ft at 10:00PM Feb 26, 2020Observed: 4.35 ft at 10:15PM Feb 26, 2020Observed: 4.36 ft at 10:30PM Feb 26, 2020Observed: 4.36 ft at 10:45PM Feb 26, 2020Observed: 4.37 ft at 11:00PM Feb 26, 2020Observed: 4.35 ft at 11:15PM Feb 26, 2020Observed: 4.36 ft at 11:30PM Feb 26, 2020Observed: 4.37 ft at 11:45PM Feb 26, 2020Observed: 4.37 ft at 12:00AM Feb 27, 2020Observed: 4.37 ft at 12:15AM Feb 27, 2020Observed: 4.37 ft at 12:30AM Feb 27, 2020Observed: 4.36 ft at 12:45AM Feb 27, 2020Observed: 4.37 ft at 1:00AM Feb 27, 2020Observed: 4.37 ft at 1:15AM Feb 27, 2020Observed: 4.37 ft at 1:30AM Feb 27, 2020Observed: 4.36 ft at 1:45AM Feb 27, 2020Observed: 4.37 ft at 2:00AM Feb 27, 2020Observed: 4.37 ft at 2:15AM Feb 27, 2020Observed: 4.38 ft at 2:30AM Feb 27, 2020Observed: 4.37 ft at 2:45AM Feb 27, 2020Observed: 4.38 ft at 3:00AM Feb 27, 2020Observed: 4.36 ft at 3:15AM Feb 27, 2020Observed: 4.37 ft at 3:30AM Feb 27, 2020Observed: 4.36 ft at 3:45AM Feb 27, 2020Observed: 4.37 ft at 4:00AM Feb 27, 2020Observed: 4.37 ft at 4:15AM Feb 27, 2020Observed: 4.37 ft at 4:30AM Feb 27, 2020Observed: 4.37 ft at 4:45AM Feb 27, 2020Observed: 4.36 ft at 5:00AM Feb 27, 2020Observed: 4.38 ft at 5:15AM Feb 27, 2020Observed: 4.38 ft at 5:30AM Feb 27, 2020Observed: 4.38 ft at 5:45AM Feb 27, 2020Observed: 4.37 ft at 6:00AM Feb 27, 2020Observed: 4.38 ft at 6:15AM Feb 27, 2020Observed: 4.41 ft at 6:30AM Feb 27, 2020Observed: 4.37 ft at 6:45AM Feb 27, 2020Observed: 4.38 ft at 7:00AM Feb 27, 2020Observed: 4.37 ft at 7:15AM Feb 27, 2020Observed: 4.39 ft at 7:30AM Feb 27, 2020Observed: 4.38 ft at 7:45AM Feb 27, 2020Observed: 4.37 ft at 8:00AM Feb 27, 2020Observed: 4.37 ft at 8:15AM Feb 27, 2020Observed: 4.37 ft at 8:30AM Feb 27, 2020Observed: 4.38 ft at 8:45AM Feb 27, 2020Observed: 4.39 ft at 9:00AM Feb 27, 2020Observed: 4.37 ft at 9:15AM Feb 27, 2020Observed: 4.36 ft at 9:30AM Feb 27, 2020Observed: 4.37 ft at 9:45AM Feb 27, 2020Observed: 4.38 ft at 10:00AM Feb 27, 2020Observed: 4.37 ft at 10:15AM Feb 27, 2020Observed: 4.38 ft at 10:30AM Feb 27, 2020Observed: 4.38 ft at 10:45AM Feb 27, 2020Observed: 4.37 ft at 11:00AM Feb 27, 2020Observed: 4.37 ft at 11:15AM Feb 27, 2020Observed: 4.38 ft at 11:30AM Feb 27, 2020Observed: 4.36 ft at 11:45AM Feb 27, 2020Observed: 4.36 ft at 12:00PM Feb 27, 2020Observed: 4.37 ft at 12:15PM Feb 27, 2020Observed: 4.37 ft at 12:30PM Feb 27, 2020Observed: 4.38 ft at 12:45PM Feb 27, 2020Observed: 4.36 ft at 1:00PM Feb 27, 2020Forecast: 4.42 ft 4:00PM Feb 27, 2020Forecast: 4.55 ft 10:00PM Feb 27, 2020Forecast: 4.68 ft 4:00AM Feb 28, 2020Forecast: 4.75 ft 10:00AM Feb 28, 2020Forecast: 4.83 ft 4:00PM Feb 28, 2020Forecast: 4.96 ft 10:00PM Feb 28, 2020Forecast: 5.08 ft 4:00AM Feb 29, 2020Highest Forecast: 5.13 ft 10:00AM Feb 29, 2020Forecast: 5.1 ft 4:00PM Feb 29, 2020Forecast: 5.02 ft 10:00PM Feb 29, 2020Forecast: 4.93 ft 4:00AM Mar 01, 2020Forecast: 4.83 ft 10:00AM Mar 01, 2020Forecast: 4.74 ft 4:00PM Mar 01, 2020Forecast: 4.67 ft 10:00PM Mar 01, 2020Forecast: 4.61 ft 4:00AM Mar 02, 2020Forecast: 4.56 ft 10:00AM Mar 02, 2020Forecast: 4.52 ft 4:00PM Mar 02, 2020Forecast: 4.5 ft 10:00PM Mar 02, 2020Forecast: 4.53 ft 4:00AM Mar 03, 2020Forecast: 4.62 ft 10:00AM Mar 03, 2020Forecast: 4.78 ft 4:00PM Mar 03, 2020Forecast: 4.94 ft 10:00PM Mar 03, 2020Forecast: 5.03 ft 4:00AM Mar 04, 2020Forecast: 5.03 ft 10:00AM Mar 04, 2020Forecast: 4.97 ft 4:00PM Mar 04, 2020Forecast: 4.9 ft 10:00PM Mar 04, 2020Forecast: 4.83 ft 4:00AM Mar 05, 2020Forecast: 4.77 ft 10:00AM Mar 05, 2020USGS--Water Resources of the United StatesTRYO3(plotting HGIRG) Graph Created (1:47PM Feb 27, 2020)ObservedForecast (issued 7:44AM Feb 27)Latest observed value: 4.36 ft at 1:00 PM PST 27-Feb-2020. Flood Stage is 10 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Grande Ronde River at Troy are issued routinely year-round.
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Upstream Gauge - near Perry Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 11
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): 0

Historic Crests
(1) 13.76 ft on 02/09/1996
(2) 12.65 ft on 01/01/1997
(3) 11.85 ft on 03/10/2014
(4) 11.70 ft on 03/19/0017
(5) 11.25 ft on 12/23/1964
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.85 ft on 03/10/2014
(2) 10.30 ft on 01/17/2011
(3) 10.83 ft on 06/05/2010
(4) 10.44 ft on 04/14/2002
(5) 9.51 ft on 05/26/1998
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.99 ft on 11/25/1993
Zoom Level:16
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
16 Flooding along the left bank into the town of Troy.
11 Extensive flooding of fields around Troy are possible, but no residences are threatened.
10 Minor flooding of fields adjacent to the river from Elgin through Troy and downstream to the confluence of the Snake River.
9 Minor flooding in lowland fields from Elgin downstream through Troy and through southeast Washington to the Snake River.
About This Location Collapse

Latitude: 45.945702° N, Longitude: 117.451009° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 10 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 1585.98 ft 1595.98 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:
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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
Pendleton Weather Forecast Office
2001 NW 56th Drive
Pendleton, OR 97801
(541) 276-7832
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