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Hydrograph River at a Glance Download
Sacramento-San Joaquin Delta at Antioch Stage (ft)Flow (kcfs)Observed: 4.98 ft at 1:00PM Oct 15, 2021Observed: 5 ft at 1:15PM Oct 15, 2021Observed: 5.01 ft at 1:30PM Oct 15, 2021Observed: 4.99 ft at 1:45PM Oct 15, 2021Observed: 4.95 ft at 2:00PM Oct 15, 2021Observed: 4.88 ft at 2:15PM Oct 15, 2021Observed: 4.79 ft at 2:30PM Oct 15, 2021Observed: 4.66 ft at 2:45PM Oct 15, 2021Observed: 4.51 ft at 3:00PM Oct 15, 2021Observed: 4.33 ft at 3:15PM Oct 15, 2021Observed: 4.15 ft at 3:30PM Oct 15, 2021Observed: 3.97 ft at 3:45PM Oct 15, 2021Observed: 3.79 ft at 4:00PM Oct 15, 2021Observed: 3.62 ft at 4:15PM Oct 15, 2021Observed: 3.48 ft at 4:30PM Oct 15, 2021Observed: 3.35 ft at 4:45PM Oct 15, 2021Observed: 3.25 ft at 5:00PM Oct 15, 2021Observed: 3.15 ft at 5:15PM Oct 15, 2021Observed: 3.06 ft at 5:30PM Oct 15, 2021Observed: 2.98 ft at 5:45PM Oct 15, 2021Observed: 2.91 ft at 6:00PM Oct 15, 2021Observed: 2.86 ft at 6:15PM Oct 15, 2021Observed: 2.82 ft at 6:30PM Oct 15, 2021Observed: 2.83 ft at 6:45PM Oct 15, 2021Observed: 2.87 ft at 7:00PM Oct 15, 2021Observed: 2.94 ft at 7:15PM Oct 15, 2021Observed: 3.06 ft at 7:30PM Oct 15, 2021Observed: 3.22 ft at 7:45PM Oct 15, 2021Observed: 3.4 ft at 8:00PM Oct 15, 2021Observed: 3.61 ft at 8:15PM Oct 15, 2021Observed: 3.83 ft at 8:30PM Oct 15, 2021Observed: 4.05 ft at 8:45PM Oct 15, 2021Observed: 4.26 ft at 9:00PM Oct 15, 2021Observed: 4.46 ft at 9:15PM Oct 15, 2021Observed: 4.64 ft at 9:30PM Oct 15, 2021Observed: 4.8 ft at 9:45PM Oct 15, 2021Observed: 4.93 ft at 10:00PM Oct 15, 2021Observed: 5.06 ft at 10:15PM Oct 15, 2021Observed: 5.17 ft at 10:30PM Oct 15, 2021Observed: 5.26 ft at 10:45PM Oct 15, 2021Observed: 5.34 ft at 11:00PM Oct 15, 2021Observed: 5.41 ft at 11:15PM Oct 15, 2021Observed: 5.48 ft at 11:30PM Oct 15, 2021Observed: 5.53 ft at 11:45PM Oct 15, 2021Observed: 5.56 ft at 12:00AM Oct 16, 2021Observed: 5.56 ft at 12:15AM Oct 16, 2021Observed: 5.54 ft at 12:30AM Oct 16, 2021Observed: 5.5 ft at 12:45AM Oct 16, 2021Observed: 5.42 ft at 1:00AM Oct 16, 2021Observed: 5.31 ft at 1:15AM Oct 16, 2021Observed: 5.16 ft at 1:30AM Oct 16, 2021Observed: 4.97 ft at 1:45AM Oct 16, 2021Observed: 4.76 ft at 2:00AM Oct 16, 2021Observed: 4.53 ft at 2:15AM Oct 16, 2021Observed: 4.3 ft at 2:30AM Oct 16, 2021Observed: 4.07 ft at 2:45AM Oct 16, 2021Observed: 3.86 ft at 3:00AM Oct 16, 2021Observed: 3.67 ft at 3:15AM Oct 16, 2021Observed: 3.5 ft at 3:30AM Oct 16, 2021Observed: 3.36 ft at 3:45AM Oct 16, 2021Observed: 3.22 ft at 4:00AM Oct 16, 2021Observed: 3.07 ft at 4:15AM Oct 16, 2021Observed: 2.92 ft at 4:30AM Oct 16, 2021Observed: 2.78 ft at 4:45AM Oct 16, 2021Observed: 2.64 ft at 5:00AM Oct 16, 2021Observed: 2.49 ft at 5:15AM Oct 16, 2021Observed: 2.36 ft at 5:30AM Oct 16, 2021Observed: 2.23 ft at 5:45AM Oct 16, 2021Observed: 2.11 ft at 6:00AM Oct 16, 2021Observed: 1.99 ft at 6:15AM Oct 16, 2021Observed: 1.88 ft at 6:30AM Oct 16, 2021Observed: 1.79 ft at 6:45AM Oct 16, 2021Observed: 1.71 ft at 7:00AM Oct 16, 2021Observed: 1.64 ft at 7:15AM Oct 16, 2021Observed: 1.6 ft at 7:30AM Oct 16, 2021Observed: 1.59 ft at 7:45AM Oct 16, 2021Observed: 1.63 ft at 8:00AM Oct 16, 2021Observed: 1.74 ft at 8:15AM Oct 16, 2021Observed: 1.92 ft at 8:30AM Oct 16, 2021Observed: 2.14 ft at 8:45AM Oct 16, 2021Observed: 2.41 ft at 9:00AM Oct 16, 2021Observed: 2.7 ft at 9:15AM Oct 16, 2021Observed: 3 ft at 9:30AM Oct 16, 2021Observed: 3.29 ft at 9:45AM Oct 16, 2021Observed: 3.56 ft at 10:00AM Oct 16, 2021Observed: 3.81 ft at 10:15AM Oct 16, 2021Observed: 4.02 ft at 10:30AM Oct 16, 2021Observed: 4.19 ft at 10:45AM Oct 16, 2021Observed: 4.37 ft at 11:00AM Oct 16, 2021Observed: 4.49 ft at 11:15AM Oct 16, 2021Observed: 4.57 ft at 11:30AM Oct 16, 2021Observed: 4.7 ft at 11:45AM Oct 16, 2021Observed: 4.78 ft at 12:00PM Oct 16, 2021Observed: 4.89 ft at 12:15PM Oct 16, 2021Observed: 5.08 ft at 12:45PM Oct 16, 2021Observed: 5.15 ft at 1:00PM Oct 16, 2021Observed: 5.21 ft at 1:15PM Oct 16, 2021Observed: 5.26 ft at 1:30PM Oct 16, 2021Observed: 5.31 ft at 1:45PM Oct 16, 2021Observed: 5.31 ft at 2:00PM Oct 16, 2021Observed: 5.31 ft at 2:15PM Oct 16, 2021Observed: 5.28 ft at 2:30PM Oct 16, 2021Observed: 5.23 ft at 2:45PM Oct 16, 2021Observed: 5.14 ft at 3:00PM Oct 16, 2021Observed: 5.02 ft at 3:15PM Oct 16, 2021Observed: 4.86 ft at 3:30PM Oct 16, 2021Observed: 4.68 ft at 3:45PM Oct 16, 2021Observed: 4.48 ft at 4:00PM Oct 16, 2021Observed: 4.26 ft at 4:15PM Oct 16, 2021Observed: 4.07 ft at 4:30PM Oct 16, 2021Observed: 3.87 ft at 4:45PM Oct 16, 2021Observed: 3.7 ft at 5:00PM Oct 16, 2021Observed: 3.55 ft at 5:15PM Oct 16, 2021Observed: 3.41 ft at 5:30PM Oct 16, 2021Observed: 3.3 ft at 5:45PM Oct 16, 2021Observed: 3.2 ft at 6:00PM Oct 16, 2021Observed: 3.1 ft at 6:15PM Oct 16, 2021Observed: 3 ft at 6:30PM Oct 16, 2021Observed: 2.92 ft at 6:45PM Oct 16, 2021Observed: 2.84 ft at 7:00PM Oct 16, 2021Observed: 2.79 ft at 7:15PM Oct 16, 2021Observed: 2.77 ft at 7:30PM Oct 16, 2021Observed: 2.79 ft at 7:45PM Oct 16, 2021Observed: 2.85 ft at 8:00PM Oct 16, 2021Observed: 2.95 ft at 8:15PM Oct 16, 2021Observed: 3.11 ft at 8:30PM Oct 16, 2021Observed: 3.3 ft at 8:45PM Oct 16, 2021Observed: 3.52 ft at 9:00PM Oct 16, 2021Observed: 3.77 ft at 9:15PM Oct 16, 2021Observed: 4.01 ft at 9:30PM Oct 16, 2021Observed: 4.25 ft at 9:45PM Oct 16, 2021Observed: 4.48 ft at 10:00PM Oct 16, 2021Observed: 4.69 ft at 10:15PM Oct 16, 2021Observed: 4.87 ft at 10:30PM Oct 16, 2021Observed: 5.02 ft at 10:45PM Oct 16, 2021Observed: 5.16 ft at 11:00PM Oct 16, 2021Observed: 5.27 ft at 11:15PM Oct 16, 2021Observed: 5.36 ft at 11:30PM Oct 16, 2021Observed: 5.46 ft at 11:45PM Oct 16, 2021Observed: 5.54 ft at 12:00AM Oct 17, 2021Observed: 5.62 ft at 12:15AM Oct 17, 2021Observed: 5.69 ft at 12:30AM Oct 17, 2021Observed: 5.73 ft at 12:45AM Oct 17, 2021Observed: 5.77 ft at 1:00AM Oct 17, 2021Observed: 5.78 ft at 1:15AM Oct 17, 2021Observed: 5.76 ft at 1:30AM Oct 17, 2021Observed: 5.72 ft at 1:45AM Oct 17, 2021Observed: 5.64 ft at 2:00AM Oct 17, 2021Observed: 5.54 ft at 2:15AM Oct 17, 2021Observed: 5.39 ft at 2:30AM Oct 17, 2021Observed: 5.22 ft at 2:45AM Oct 17, 2021Observed: 5.01 ft at 3:00AM Oct 17, 2021Observed: 4.78 ft at 3:15AM Oct 17, 2021Observed: 4.55 ft at 3:30AM Oct 17, 2021Observed: 4.33 ft at 3:45AM Oct 17, 2021Observed: 4.12 ft at 4:00AM Oct 17, 2021Observed: 3.94 ft at 4:15AM Oct 17, 2021Observed: 3.77 ft at 4:30AM Oct 17, 2021Observed: 3.62 ft at 4:45AM Oct 17, 2021Observed: 3.47 ft at 5:00AM Oct 17, 2021Observed: 3.33 ft at 5:15AM Oct 17, 2021Observed: 3.19 ft at 5:30AM Oct 17, 2021Observed: 3.07 ft at 5:45AM Oct 17, 2021Observed: 2.93 ft at 6:00AM Oct 17, 2021Observed: 2.8 ft at 6:15AM Oct 17, 2021Observed: 2.67 ft at 6:30AM Oct 17, 2021Observed: 2.55 ft at 6:45AM Oct 17, 2021Observed: 2.44 ft at 7:00AM Oct 17, 2021Observed: 2.34 ft at 7:15AM Oct 17, 2021Observed: 2.25 ft at 7:30AM Oct 17, 2021Observed: 2.17 ft at 7:45AM Oct 17, 2021Observed: 2.12 ft at 8:00AM Oct 17, 2021Observed: 2.1 ft at 8:15AM Oct 17, 2021Observed: 2.11 ft at 8:30AM Oct 17, 2021Observed: 2.17 ft at 8:45AM Oct 17, 2021Observed: 2.31 ft at 9:00AM Oct 17, 2021Observed: 2.51 ft at 9:15AM Oct 17, 2021Observed: 2.77 ft at 9:30AM Oct 17, 2021Observed: 3.06 ft at 9:45AM Oct 17, 2021Observed: 3.36 ft at 10:00AM Oct 17, 2021Observed: 3.67 ft at 10:15AM Oct 17, 2021Observed: 3.97 ft at 10:30AM Oct 17, 2021Observed: 4.24 ft at 10:45AM Oct 17, 2021Observed: 4.48 ft at 11:00AM Oct 17, 2021Observed: 4.67 ft at 11:15AM Oct 17, 2021Observed: 4.82 ft at 11:30AM Oct 17, 2021Observed: 4.97 ft at 11:45AM Oct 17, 2021Observed: 5.06 ft at 12:00PM Oct 17, 2021Observed: 5.16 ft at 12:15PM Oct 17, 2021Observed: 5.27 ft at 12:30PM Oct 17, 2021Observed: 5.33 ft at 12:45PM Oct 17, 2021Observed: 5.45 ft at 1:00PM Oct 17, 2021Observed: 5.53 ft at 1:15PM Oct 17, 2021Observed: 5.63 ft at 1:30PM Oct 17, 2021Observed: 5.73 ft at 1:45PM Oct 17, 2021Observed: 5.79 ft at 2:00PM Oct 17, 2021Observed: 5.82 ft at 2:15PM Oct 17, 2021Highest Observation: 5.86 ft at 2:30PM Oct 17, 2021Highest Observation: 5.86 ft at 2:45PM Oct 17, 2021Observed: 5.82 ft at 3:00PM Oct 17, 2021Observed: 5.76 ft at 3:15PM Oct 17, 2021Observed: 5.67 ft at 3:30PM Oct 17, 2021Observed: 5.55 ft at 3:45PM Oct 17, 2021Observed: 5.39 ft at 4:00PM Oct 17, 2021Observed: 5.2 ft at 4:15PM Oct 17, 2021Observed: 4.98 ft at 4:30PM Oct 17, 2021Observed: 4.71 ft at 4:45PM Oct 17, 2021Observed: 4.5 ft at 5:00PM Oct 17, 2021Observed: 4.3 ft at 5:15PM Oct 17, 2021Observed: 4.13 ft at 5:30PM Oct 17, 2021Observed: 3.96 ft at 5:45PM Oct 17, 2021Observed: 3.85 ft at 6:00PM Oct 17, 2021Observed: 3.71 ft at 6:15PM Oct 17, 2021Observed: 3.64 ft at 6:30PM Oct 17, 2021Observed: 3.55 ft at 6:45PM Oct 17, 2021Observed: 3.47 ft at 7:00PM Oct 17, 2021Observed: 3.4 ft at 7:15PM Oct 17, 2021Observed: 3.32 ft at 7:30PM Oct 17, 2021Observed: 3.25 ft at 7:45PM Oct 17, 2021Observed: 3.19 ft at 8:00PM Oct 17, 2021Observed: 3.13 ft at 8:15PM Oct 17, 2021Observed: 3.09 ft at 8:30PM Oct 17, 2021Observed: 3.11 ft at 8:45PM Oct 17, 2021Observed: 3.17 ft at 9:00PM Oct 17, 2021Observed: 3.24 ft at 9:15PM Oct 17, 2021Observed: 3.38 ft at 9:30PM Oct 17, 2021Observed: 3.54 ft at 9:45PM Oct 17, 2021Observed: 3.8 ft at 10:00PM Oct 17, 2021Observed: 4.02 ft at 10:15PM Oct 17, 2021Observed: 4.29 ft at 10:30PM Oct 17, 2021Observed: 4.54 ft at 10:45PM Oct 17, 2021Observed: 4.77 ft at 11:00PM Oct 17, 2021Observed: 4.98 ft at 11:15PM Oct 17, 2021Observed: 5.16 ft at 11:30PM Oct 17, 2021Observed: 5.34 ft at 11:45PM Oct 17, 2021Observed: 5.44 ft at 12:00AM Oct 18, 2021Observed: 5.54 ft at 12:15AM Oct 18, 2021Observed: 5.61 ft at 12:30AM Oct 18, 2021Observed: 5.66 ft at 12:45AM Oct 18, 2021Observed: 5.73 ft at 1:00AM Oct 18, 2021Observed: 5.77 ft at 1:15AM Oct 18, 2021Observed: 5.82 ft at 1:30AM Oct 18, 2021Observed: 5.84 ft at 1:45AM Oct 18, 2021Observed: 5.84 ft at 2:00AM Oct 18, 2021Observed: 5.85 ft at 2:15AM Oct 18, 2021Observed: 5.81 ft at 2:30AM Oct 18, 2021Observed: 5.76 ft at 2:45AM Oct 18, 2021Observed: 5.7 ft at 3:00AM Oct 18, 2021Observed: 5.62 ft at 3:15AM Oct 18, 2021Observed: 5.48 ft at 3:30AM Oct 18, 2021Observed: 5.27 ft at 3:45AM Oct 18, 2021Observed: 5.1 ft at 4:00AM Oct 18, 2021Observed: 4.89 ft at 4:15AM Oct 18, 2021Observed: 4.64 ft at 4:30AM Oct 18, 2021Observed: 4.42 ft at 4:45AM Oct 18, 2021Observed: 4.22 ft at 5:00AM Oct 18, 2021Observed: 4.05 ft at 5:15AM Oct 18, 2021Observed: 3.91 ft at 5:30AM Oct 18, 2021Observed: 3.78 ft at 5:45AM Oct 18, 2021Observed: 3.65 ft at 6:00AM Oct 18, 2021Observed: 3.54 ft at 6:15AM Oct 18, 2021Observed: 3.28 ft at 6:45AM Oct 18, 2021Observed: 3.16 ft at 7:00AM Oct 18, 2021Observed: 3.05 ft at 7:15AM Oct 18, 2021Observed: 2.93 ft at 7:30AM Oct 18, 2021Observed: 2.82 ft at 7:45AM Oct 18, 2021Observed: 2.72 ft at 8:00AM Oct 18, 2021Observed: 2.64 ft at 8:15AM Oct 18, 2021Observed: 2.56 ft at 8:30AM Oct 18, 2021Observed: 2.49 ft at 8:45AM Oct 18, 2021Observed: 2.47 ft at 9:00AM Oct 18, 2021Observed: 2.48 ft at 9:15AM Oct 18, 2021Observed: 2.54 ft at 9:30AM Oct 18, 2021Observed: 2.68 ft at 9:45AM Oct 18, 2021Observed: 2.88 ft at 10:00AM Oct 18, 2021Observed: 3.14 ft at 10:15AM Oct 18, 2021Observed: 3.42 ft at 10:30AM Oct 18, 2021Observed: 3.72 ft at 10:45AM Oct 18, 2021Observed: 4.04 ft at 11:00AM Oct 18, 2021Observed: 4.32 ft at 11:15AM Oct 18, 2021Observed: 4.58 ft at 11:30AM Oct 18, 2021Observed: 4.79 ft at 11:45AM Oct 18, 2021Observed: 4.95 ft at 12:00PM Oct 18, 2021Observed: 5.09 ft at 12:15PM Oct 18, 2021Observed: 5.19 ft at 12:30PM Oct 18, 2021Observed: 5.28 ft at 12:45PM Oct 18, 2021Observed: 5.37 ft at 1:00PM Oct 18, 2021Observed: 5.45 ft at 1:15PM Oct 18, 2021Observed: 5.53 ft at 1:30PM Oct 18, 2021Observed: 5.6 ft at 1:45PM Oct 18, 2021Observed: 5.66 ft at 2:00PM Oct 18, 2021Observed: 5.72 ft at 2:15PM Oct 18, 2021Observed: 5.76 ft at 2:30PM Oct 18, 2021Observed: 5.78 ft at 2:45PM Oct 18, 2021Observed: 5.78 ft at 3:00PM Oct 18, 2021Observed: 5.76 ft at 3:15PM Oct 18, 2021Observed: 5.71 ft at 3:30PM Oct 18, 2021Observed: 5.6 ft at 3:45PM Oct 18, 2021Observed: 5.47 ft at 4:00PM Oct 18, 2021Observed: 5.31 ft at 4:15PM Oct 18, 2021Observed: 5.1 ft at 4:30PM Oct 18, 2021Observed: 4.87 ft at 4:45PM Oct 18, 2021Observed: 4.63 ft at 5:00PM Oct 18, 2021Observed: 4.39 ft at 5:15PM Oct 18, 2021Observed: 4.18 ft at 5:30PM Oct 18, 2021Observed: 4 ft at 5:45PM Oct 18, 2021Observed: 3.83 ft at 6:00PM Oct 18, 2021Observed: 3.68 ft at 6:15PM Oct 18, 2021Observed: 3.55 ft at 6:30PM Oct 18, 2021Observed: 3.42 ft at 6:45PM Oct 18, 2021Observed: 3.29 ft at 7:00PM Oct 18, 2021Observed: 3.17 ft at 7:15PM Oct 18, 2021Observed: 3.04 ft at 7:30PM Oct 18, 2021Observed: 2.93 ft at 7:45PM Oct 18, 2021Observed: 2.82 ft at 8:00PM Oct 18, 2021Observed: 2.73 ft at 8:15PM Oct 18, 2021Observed: 2.63 ft at 8:30PM Oct 18, 2021Observed: 2.55 ft at 8:45PM Oct 18, 2021Observed: 2.49 ft at 9:00PM Oct 18, 2021Observed: 2.45 ft at 9:15PM Oct 18, 2021Observed: 2.43 ft at 9:30PM Oct 18, 2021Observed: 2.45 ft at 9:45PM Oct 18, 2021Observed: 2.53 ft at 10:00PM Oct 18, 2021Observed: 2.66 ft at 10:15PM Oct 18, 2021Observed: 2.86 ft at 10:30PM Oct 18, 2021Observed: 3.1 ft at 10:45PM Oct 18, 2021Observed: 3.36 ft at 11:00PM Oct 18, 2021Observed: 3.63 ft at 11:15PM Oct 18, 2021Observed: 3.91 ft at 11:30PM Oct 18, 2021Observed: 4.18 ft at 11:45PM Oct 18, 2021Observed: 4.42 ft at 12:00AM Oct 19, 2021Observed: 4.62 ft at 12:15AM Oct 19, 2021Observed: 4.78 ft at 12:30AM Oct 19, 2021Observed: 4.91 ft at 12:45AM Oct 19, 2021Observed: 5.02 ft at 1:00AM Oct 19, 2021Observed: 5.11 ft at 1:15AM Oct 19, 2021Observed: 5.2 ft at 1:30AM Oct 19, 2021Observed: 5.27 ft at 1:45AM Oct 19, 2021Observed: 5.34 ft at 2:00AM Oct 19, 2021Observed: 5.4 ft at 2:15AM Oct 19, 2021Observed: 5.44 ft at 2:30AM Oct 19, 2021Observed: 5.46 ft at 2:45AM Oct 19, 2021Observed: 5.47 ft at 3:00AM Oct 19, 2021Observed: 5.43 ft at 3:30AM Oct 19, 2021Observed: 5.37 ft at 3:45AM Oct 19, 2021Observed: 5.27 ft at 4:00AM Oct 19, 2021Observed: 5.13 ft at 4:15AM Oct 19, 2021Observed: 4.97 ft at 4:30AM Oct 19, 2021Observed: 4.78 ft at 4:45AM Oct 19, 2021Observed: 4.55 ft at 5:00AM Oct 19, 2021Observed: 4.32 ft at 5:15AM Oct 19, 2021Observed: 4.1 ft at 5:30AM Oct 19, 2021Observed: 3.89 ft at 5:45AM Oct 19, 2021Observed: 3.72 ft at 6:00AM Oct 19, 2021Observed: 3.56 ft at 6:15AM Oct 19, 2021Observed: 3.42 ft at 6:30AM Oct 19, 2021Observed: 3.29 ft at 6:45AM Oct 19, 2021Observed: 3.17 ft at 7:00AM Oct 19, 2021Observed: 3.04 ft at 7:15AM Oct 19, 2021Observed: 2.93 ft at 7:30AM Oct 19, 2021Observed: 2.81 ft at 7:45AM Oct 19, 2021Observed: 2.71 ft at 8:00AM Oct 19, 2021Observed: 2.6 ft at 8:15AM Oct 19, 2021Observed: 2.51 ft at 8:30AM Oct 19, 2021Observed: 2.43 ft at 8:45AM Oct 19, 2021Observed: 2.37 ft at 9:00AM Oct 19, 2021Observed: 2.34 ft at 9:15AM Oct 19, 2021Observed: 4.5 ft at 12:00PM Oct 19, 2021Observed: 4.7 ft at 12:15PM Oct 19, 2021Observed: 4.85 ft at 12:30PM Oct 19, 2021Observed: 5 ft at 12:45PM Oct 19, 2021Observed: 5.11 ft at 1:00PM Oct 19, 2021Observed: 5.22 ft at 1:15PM Oct 19, 2021Observed: 5.31 ft at 1:30PM Oct 19, 2021Observed: 5.4 ft at 1:45PM Oct 19, 2021Observed: 5.51 ft at 2:00PM Oct 19, 2021Observed: 5.58 ft at 2:15PM Oct 19, 2021Observed: 5.65 ft at 2:30PM Oct 19, 2021Observed: 5.71 ft at 2:45PM Oct 19, 2021Observed: 5.75 ft at 3:00PM Oct 19, 2021Observed: 5.81 ft at 3:15PM Oct 19, 2021Observed: 5.68 ft at 3:30PM Oct 19, 2021Observed: 5.77 ft at 3:45PM Oct 19, 2021Observed: 5.69 ft at 4:00PM Oct 19, 2021Observed: 5.61 ft at 4:15PM Oct 19, 2021Observed: 5.46 ft at 4:30PM Oct 19, 2021Observed: 5.33 ft at 4:45PM Oct 19, 2021Observed: 5.1 ft at 5:00PM Oct 19, 2021Observed: 4.88 ft at 5:15PM Oct 19, 2021Observed: 4.67 ft at 5:30PM Oct 19, 2021Observed: 4.43 ft at 5:45PM Oct 19, 2021Observed: 4.23 ft at 6:00PM Oct 19, 2021Observed: 4.04 ft at 6:15PM Oct 19, 2021Observed: 3.86 ft at 6:30PM Oct 19, 2021Observed: 3.71 ft at 6:45PM Oct 19, 2021Observed: 3.57 ft at 7:00PM Oct 19, 2021Observed: 3.44 ft at 7:15PM Oct 19, 2021Observed: 3.29 ft at 7:30PM Oct 19, 2021Observed: 3.15 ft at 7:45PM Oct 19, 2021Observed: 3.03 ft at 8:00PM Oct 19, 2021Observed: 2.9 ft at 8:15PM Oct 19, 2021Observed: 2.77 ft at 8:30PM Oct 19, 2021Observed: 2.67 ft at 8:45PM Oct 19, 2021Observed: 2.56 ft at 9:00PM Oct 19, 2021Observed: 2.48 ft at 9:15PM Oct 19, 2021Observed: 2.41 ft at 9:30PM Oct 19, 2021Observed: 2.36 ft at 9:45PM Oct 19, 2021Observed: 2.34 ft at 10:00PM Oct 19, 2021Observed: 2.33 ft at 10:15PM Oct 19, 2021Observed: 2.39 ft at 10:30PM Oct 19, 2021Observed: 2.51 ft at 10:45PM Oct 19, 2021Observed: 2.66 ft at 11:00PM Oct 19, 2021Observed: 2.88 ft at 11:15PM Oct 19, 2021Observed: 3.11 ft at 11:30PM Oct 19, 2021Observed: 3.37 ft at 11:45PM Oct 19, 2021Observed: 3.68 ft at 12:00AM Oct 20, 2021Observed: 3.97 ft at 12:15AM Oct 20, 2021Observed: 4.23 ft at 12:30AM Oct 20, 2021Observed: 4.46 ft at 12:45AM Oct 20, 2021Observed: 4.64 ft at 1:00AM Oct 20, 2021Observed: 4.79 ft at 1:15AM Oct 20, 2021Observed: 4.91 ft at 1:30AM Oct 20, 2021Observed: 5 ft at 1:45AM Oct 20, 2021Observed: 5.1 ft at 2:00AM Oct 20, 2021Observed: 5.2 ft at 2:15AM Oct 20, 2021Observed: 5.27 ft at 2:30AM Oct 20, 2021Observed: 5.34 ft at 2:45AM Oct 20, 2021Observed: 5.42 ft at 3:00AM Oct 20, 2021Observed: 5.49 ft at 3:15AM Oct 20, 2021Observed: 5.53 ft at 3:30AM Oct 20, 2021Observed: 5.58 ft at 3:45AM Oct 20, 2021Observed: 5.59 ft at 4:00AM Oct 20, 2021Observed: 5.59 ft at 4:15AM Oct 20, 2021Observed: 5.55 ft at 4:30AM Oct 20, 2021Observed: 5.49 ft at 4:45AM Oct 20, 2021Observed: 5.39 ft at 5:00AM Oct 20, 2021Observed: 5.25 ft at 5:15AM Oct 20, 2021Observed: 5.08 ft at 5:30AM Oct 20, 2021Observed: 4.88 ft at 5:45AM Oct 20, 2021Observed: 4.66 ft at 6:00AM Oct 20, 2021Observed: 4.44 ft at 6:15AM Oct 20, 2021Observed: 4.22 ft at 6:30AM Oct 20, 2021Observed: 4.02 ft at 6:45AM Oct 20, 2021Observed: 3.85 ft at 7:00AM Oct 20, 2021Observed: 3.7 ft at 7:15AM Oct 20, 2021Observed: 3.57 ft at 7:30AM Oct 20, 2021Observed: 3.45 ft at 7:45AM Oct 20, 2021Observed: 3.36 ft at 8:00AM Oct 20, 2021Observed: 3.23 ft at 8:15AM Oct 20, 2021Observed: 3.15 ft at 8:30AM Oct 20, 2021Observed: 3.05 ft at 8:45AM Oct 20, 2021Observed: 2.95 ft at 9:00AM Oct 20, 2021Observed: 2.88 ft at 9:15AM Oct 20, 2021Observed: 2.82 ft at 9:30AM Oct 20, 2021Observed: 2.78 ft at 9:45AM Oct 20, 2021Observed: 2.77 ft at 10:00AM Oct 20, 2021Observed: 2.81 ft at 10:15AM Oct 20, 2021Observed: 2.92 ft at 10:30AM Oct 20, 2021Observed: 3.05 ft at 10:45AM Oct 20, 2021Observed: 3.26 ft at 11:00AM Oct 20, 2021Observed: 3.49 ft at 11:15AM Oct 20, 2021Observed: 3.74 ft at 11:30AM Oct 20, 2021Observed: 4.02 ft at 11:45AM Oct 20, 2021Observed: 4.29 ft at 12:00PM Oct 20, 2021Observed: 4.55 ft at 12:15PM Oct 20, 2021Highest Forecast: 5.7 ft 4:00PM Oct 20, 2021Forecast: 2 ft 11:00PM Oct 20, 2021Forecast: 5.3 ft 5:00AM Oct 21, 2021Forecast: 2.8 ft 10:00AM Oct 21, 2021Highest Forecast: 5.7 ft 4:30PM Oct 21, 2021Forecast: 2 ft 11:30PM Oct 21, 2021Forecast: 5.4 ft 5:45AM Oct 22, 2021Forecast: 3.2 ft 10:30AM Oct 22, 2021Forecast: 5.6 ft 4:45PM Oct 22, 2021ATIC1(plotting HGIRG) Graph Created (12:52PM Oct 20, 2021)ObservedForecast (issued 6:25AM Oct 20)Latest observed value: 4.55 ft at 12:15 PM PDT 20-Oct-2021.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Sacramento-San Joaquin Delta at Antioch are issued routinely year-round.
Return to Area Map
Downstream Gauge Downstream Gauge - at Mallard Island
Flood Categories (in feet)
Not Available

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:13
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.
About This Location Collapse

Latitude: 38.017778° N, Longitude: 121.803056° 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
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Sacramento Weather Forecast Office

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(916) 979-3051
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