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Hydrograph River at a Glance Download
Frio River at Tilden Stage (ft)Flow (cfs)Observed: 1.91 ft at 4:45PM Apr 14, 2024Observed: 1.92 ft at 5:00PM Apr 14, 2024Observed: 1.99 ft at 5:15PM Apr 14, 2024Observed: 1.96 ft at 5:30PM Apr 14, 2024Observed: 1.89 ft at 5:45PM Apr 14, 2024Observed: 1.9 ft at 6:00PM Apr 14, 2024Observed: 1.92 ft at 6:15PM Apr 14, 2024Observed: 1.89 ft at 6:30PM Apr 14, 2024Observed: 1.91 ft at 6:45PM Apr 14, 2024Observed: 1.91 ft at 7:00PM Apr 14, 2024Observed: 1.91 ft at 7:15PM Apr 14, 2024Observed: 1.88 ft at 7:30PM Apr 14, 2024Observed: 1.9 ft at 7:45PM Apr 14, 2024Observed: 1.89 ft at 8:00PM Apr 14, 2024Observed: 1.88 ft at 8:15PM Apr 14, 2024Observed: 1.88 ft at 8:30PM Apr 14, 2024Observed: 1.89 ft at 8:45PM Apr 14, 2024Observed: 1.91 ft at 9:00PM Apr 14, 2024Observed: 1.9 ft at 9:15PM Apr 14, 2024Observed: 1.88 ft at 9:30PM Apr 14, 2024Observed: 1.88 ft at 9:45PM Apr 14, 2024Observed: 1.9 ft at 10:00PM Apr 14, 2024Observed: 1.91 ft at 10:15PM Apr 14, 2024Observed: 1.91 ft at 10:30PM Apr 14, 2024Observed: 1.89 ft at 10:45PM Apr 14, 2024Observed: 1.92 ft at 11:00PM Apr 14, 2024Observed: 1.93 ft at 11:15PM Apr 14, 2024Observed: 1.9 ft at 11:30PM Apr 14, 2024Observed: 1.9 ft at 11:45PM Apr 14, 2024Observed: 1.9 ft at 12:00AM Apr 15, 2024Observed: 1.89 ft at 12:15AM Apr 15, 2024Observed: 1.88 ft at 12:30AM Apr 15, 2024Observed: 1.88 ft at 12:45AM Apr 15, 2024Observed: 1.88 ft at 1:00AM Apr 15, 2024Observed: 1.88 ft at 1:15AM Apr 15, 2024Observed: 1.89 ft at 1:30AM Apr 15, 2024Observed: 1.91 ft at 1:45AM Apr 15, 2024Observed: 1.9 ft at 2:00AM Apr 15, 2024Observed: 1.88 ft at 2:15AM Apr 15, 2024Observed: 1.88 ft at 2:30AM Apr 15, 2024Observed: 1.88 ft at 2:45AM Apr 15, 2024Observed: 1.88 ft at 3:00AM Apr 15, 2024Observed: 1.91 ft at 3:15AM Apr 15, 2024Observed: 1.91 ft at 3:30AM Apr 15, 2024Observed: 1.91 ft at 3:45AM Apr 15, 2024Observed: 1.91 ft at 4:00AM Apr 15, 2024Observed: 1.93 ft at 4:15AM Apr 15, 2024Observed: 1.9 ft at 4:30AM Apr 15, 2024Observed: 1.9 ft at 4:45AM Apr 15, 2024Observed: 1.9 ft at 5:00AM Apr 15, 2024Observed: 1.9 ft at 5:15AM Apr 15, 2024Observed: 1.92 ft at 5:30AM Apr 15, 2024Observed: 1.94 ft at 5:45AM Apr 15, 2024Observed: 1.92 ft at 6:00AM Apr 15, 2024Observed: 1.93 ft at 6:15AM Apr 15, 2024Observed: 1.91 ft at 6:30AM Apr 15, 2024Observed: 1.91 ft at 6:45AM Apr 15, 2024Observed: 1.9 ft at 7:00AM Apr 15, 2024Observed: 1.92 ft at 7:15AM Apr 15, 2024Observed: 1.87 ft at 7:30AM Apr 15, 2024Observed: 1.91 ft at 7:45AM Apr 15, 2024Observed: 1.9 ft at 8:00AM Apr 15, 2024Observed: 1.9 ft at 8:15AM Apr 15, 2024Observed: 1.89 ft at 8:30AM Apr 15, 2024Observed: 1.89 ft at 8:45AM Apr 15, 2024Observed: 1.89 ft at 9:00AM Apr 15, 2024Observed: 1.92 ft at 9:15AM Apr 15, 2024Observed: 1.92 ft at 9:30AM Apr 15, 2024Observed: 1.89 ft at 9:45AM Apr 15, 2024Observed: 1.89 ft at 10:00AM Apr 15, 2024Observed: 1.93 ft at 10:15AM Apr 15, 2024Observed: 1.94 ft at 10:30AM Apr 15, 2024Observed: 1.96 ft at 10:45AM Apr 15, 2024Observed: 1.93 ft at 11:00AM Apr 15, 2024Observed: 1.93 ft at 11:15AM Apr 15, 2024Observed: 1.89 ft at 11:30AM Apr 15, 2024Observed: 1.9 ft at 11:45AM Apr 15, 2024Observed: 1.9 ft at 12:00PM Apr 15, 2024Observed: 1.93 ft at 12:15PM Apr 15, 2024Observed: 1.92 ft at 12:30PM Apr 15, 2024Observed: 1.91 ft at 12:45PM Apr 15, 2024Observed: 1.91 ft at 1:00PM Apr 15, 2024Observed: 1.94 ft at 1:15PM Apr 15, 2024Observed: 1.93 ft at 1:30PM Apr 15, 2024Observed: 1.93 ft at 1:45PM Apr 15, 2024Observed: 1.93 ft at 2:00PM Apr 15, 2024Observed: 1.91 ft at 2:15PM Apr 15, 2024Observed: 1.95 ft at 2:30PM Apr 15, 2024Observed: 1.92 ft at 2:45PM Apr 15, 2024Observed: 1.93 ft at 3:00PM Apr 15, 2024Observed: 1.93 ft at 3:15PM Apr 15, 2024Observed: 1.9 ft at 3:30PM Apr 15, 2024Observed: 1.9 ft at 3:45PM Apr 15, 2024Observed: 1.92 ft at 4:00PM Apr 15, 2024Observed: 1.91 ft at 4:15PM Apr 15, 2024Observed: 1.94 ft at 4:30PM Apr 15, 2024Observed: 1.9 ft at 4:45PM Apr 15, 2024Observed: 1.92 ft at 5:00PM Apr 15, 2024Observed: 1.9 ft at 5:15PM Apr 15, 2024Observed: 1.88 ft at 5:30PM Apr 15, 2024Observed: 1.9 ft at 5:45PM Apr 15, 2024Observed: 1.95 ft at 6:00PM Apr 15, 2024Observed: 1.94 ft at 6:15PM Apr 15, 2024Observed: 1.92 ft at 6:30PM Apr 15, 2024Observed: 1.92 ft at 6:45PM Apr 15, 2024Observed: 1.91 ft at 7:00PM Apr 15, 2024Observed: 1.91 ft at 7:15PM Apr 15, 2024Observed: 1.91 ft at 7:30PM Apr 15, 2024Observed: 1.93 ft at 7:45PM Apr 15, 2024Observed: 1.92 ft at 8:00PM Apr 15, 2024Observed: 2.02 ft at 8:15PM Apr 15, 2024Observed: 1.92 ft at 8:30PM Apr 15, 2024Observed: 1.92 ft at 8:45PM Apr 15, 2024Observed: 1.95 ft at 9:00PM Apr 15, 2024Observed: 1.92 ft at 9:15PM Apr 15, 2024Observed: 1.93 ft at 9:30PM Apr 15, 2024Observed: 1.9 ft at 9:45PM Apr 15, 2024Observed: 1.94 ft at 10:00PM Apr 15, 2024Observed: 1.91 ft at 10:15PM Apr 15, 2024Observed: 1.92 ft at 10:30PM Apr 15, 2024Observed: 1.91 ft at 10:45PM Apr 15, 2024Observed: 1.92 ft at 11:00PM Apr 15, 2024Observed: 1.92 ft at 11:15PM Apr 15, 2024Observed: 1.94 ft at 11:30PM Apr 15, 2024Observed: 1.91 ft at 11:45PM Apr 15, 2024Observed: 1.92 ft at 12:00AM Apr 16, 2024Observed: 1.92 ft at 12:15AM Apr 16, 2024Observed: 1.91 ft at 12:30AM Apr 16, 2024Observed: 1.91 ft at 12:45AM Apr 16, 2024Observed: 1.91 ft at 1:00AM Apr 16, 2024Observed: 1.91 ft at 1:15AM Apr 16, 2024Observed: 1.92 ft at 1:30AM Apr 16, 2024Observed: 1.94 ft at 1:45AM Apr 16, 2024Observed: 1.93 ft at 2:00AM Apr 16, 2024Observed: 1.93 ft at 2:15AM Apr 16, 2024Observed: 1.93 ft at 2:30AM Apr 16, 2024Observed: 1.93 ft at 2:45AM Apr 16, 2024Observed: 1.91 ft at 3:00AM Apr 16, 2024Observed: 1.95 ft at 3:15AM Apr 16, 2024Observed: 1.99 ft at 3:30AM Apr 16, 2024Observed: 1.92 ft at 3:45AM Apr 16, 2024Observed: 1.92 ft at 4:00AM Apr 16, 2024Observed: 1.92 ft at 4:15AM Apr 16, 2024Observed: 1.96 ft at 4:30AM Apr 16, 2024Observed: 1.93 ft at 4:45AM Apr 16, 2024Observed: 2.01 ft at 5:00AM Apr 16, 2024Observed: 1.99 ft at 5:15AM Apr 16, 2024Observed: 2 ft at 5:30AM Apr 16, 2024Observed: 1.98 ft at 5:45AM Apr 16, 2024Observed: 1.99 ft at 6:00AM Apr 16, 2024Observed: 1.97 ft at 6:15AM Apr 16, 2024Observed: 1.97 ft at 6:30AM Apr 16, 2024Observed: 1.97 ft at 6:45AM Apr 16, 2024Observed: 1.99 ft at 7:00AM Apr 16, 2024Observed: 1.98 ft at 7:15AM Apr 16, 2024Observed: 1.98 ft at 7:30AM Apr 16, 2024Observed: 1.98 ft at 7:45AM Apr 16, 2024Observed: 1.99 ft at 8:00AM Apr 16, 2024Observed: 1.99 ft at 8:15AM Apr 16, 2024Observed: 1.99 ft at 8:30AM Apr 16, 2024Observed: 1.98 ft at 8:45AM Apr 16, 2024Observed: 1.99 ft at 9:00AM Apr 16, 2024Observed: 1.99 ft at 9:15AM Apr 16, 2024Observed: 1.97 ft at 9:30AM Apr 16, 2024Observed: 2 ft at 9:45AM Apr 16, 2024Observed: 1.98 ft at 10:00AM Apr 16, 2024Observed: 1.97 ft at 10:15AM Apr 16, 2024Observed: 1.98 ft at 10:30AM Apr 16, 2024Observed: 1.99 ft at 10:45AM Apr 16, 2024Observed: 1.99 ft at 11:00AM Apr 16, 2024Observed: 1.99 ft at 11:15AM Apr 16, 2024Observed: 1.98 ft at 11:30AM Apr 16, 2024Observed: 1.97 ft at 11:45AM Apr 16, 2024Observed: 1.98 ft at 12:00PM Apr 16, 2024Observed: 2 ft at 12:15PM Apr 16, 2024Observed: 1.99 ft at 12:30PM Apr 16, 2024Observed: 1.97 ft at 12:45PM Apr 16, 2024Observed: 1.98 ft at 1:00PM Apr 16, 2024Observed: 1.98 ft at 1:15PM Apr 16, 2024Observed: 1.97 ft at 1:30PM Apr 16, 2024Observed: 1.98 ft at 1:45PM Apr 16, 2024Observed: 1.97 ft at 2:00PM Apr 16, 2024Observed: 1.98 ft at 2:15PM Apr 16, 2024Observed: 1.98 ft at 2:30PM Apr 16, 2024Observed: 1.98 ft at 2:45PM Apr 16, 2024Observed: 1.99 ft at 3:00PM Apr 16, 2024Observed: 1.98 ft at 3:15PM Apr 16, 2024Observed: 1.99 ft at 3:30PM Apr 16, 2024Observed: 1.98 ft at 3:45PM Apr 16, 2024Observed: 1.97 ft at 4:00PM Apr 16, 2024Observed: 1.98 ft at 4:15PM Apr 16, 2024Observed: 1.97 ft at 4:30PM Apr 16, 2024Observed: 1.97 ft at 4:45PM Apr 16, 2024Observed: 2.01 ft at 5:00PM Apr 16, 2024Observed: 1.97 ft at 5:15PM Apr 16, 2024Observed: 1.98 ft at 5:30PM Apr 16, 2024Observed: 1.98 ft at 5:45PM Apr 16, 2024Observed: 1.98 ft at 6:00PM Apr 16, 2024Observed: 1.98 ft at 6:15PM Apr 16, 2024Observed: 1.97 ft at 6:30PM Apr 16, 2024Observed: 1.98 ft at 6:45PM Apr 16, 2024Observed: 1.98 ft at 7:00PM Apr 16, 2024Observed: 1.96 ft at 7:15PM Apr 16, 2024Observed: 2 ft at 7:30PM Apr 16, 2024Observed: 1.98 ft at 7:45PM Apr 16, 2024Observed: 1.99 ft at 8:00PM Apr 16, 2024Observed: 1.99 ft at 8:15PM Apr 16, 2024Observed: 1.97 ft at 8:30PM Apr 16, 2024Observed: 1.97 ft at 8:45PM Apr 16, 2024Observed: 1.98 ft at 9:00PM Apr 16, 2024Observed: 1.96 ft at 9:15PM Apr 16, 2024Observed: 1.98 ft at 9:30PM Apr 16, 2024Observed: 1.99 ft at 9:45PM Apr 16, 2024Observed: 1.99 ft at 10:00PM Apr 16, 2024Observed: 1.96 ft at 10:15PM Apr 16, 2024Observed: 1.97 ft at 10:30PM Apr 16, 2024Observed: 1.99 ft at 10:45PM Apr 16, 2024Observed: 1.96 ft at 11:00PM Apr 16, 2024Observed: 1.98 ft at 11:15PM Apr 16, 2024Observed: 1.98 ft at 11:30PM Apr 16, 2024Observed: 1.99 ft at 11:45PM Apr 16, 2024Observed: 1.99 ft at 12:00AM Apr 17, 2024Observed: 1.97 ft at 12:15AM Apr 17, 2024Observed: 1.98 ft at 12:30AM Apr 17, 2024Observed: 1.97 ft at 12:45AM Apr 17, 2024Observed: 1.97 ft at 1:00AM Apr 17, 2024Observed: 1.97 ft at 1:15AM Apr 17, 2024Observed: 1.98 ft at 1:30AM Apr 17, 2024Observed: 1.97 ft at 1:45AM Apr 17, 2024Observed: 1.97 ft at 2:00AM Apr 17, 2024Observed: 1.97 ft at 2:15AM Apr 17, 2024Observed: 1.97 ft at 2:30AM Apr 17, 2024Observed: 2 ft at 2:45AM Apr 17, 2024Observed: 1.96 ft at 3:00AM Apr 17, 2024Observed: 1.96 ft at 3:15AM Apr 17, 2024Observed: 1.96 ft at 3:30AM Apr 17, 2024Observed: 1.97 ft at 3:45AM Apr 17, 2024Observed: 1.97 ft at 4:00AM Apr 17, 2024Observed: 1.96 ft at 4:15AM Apr 17, 2024Observed: 1.95 ft at 4:30AM Apr 17, 2024Observed: 1.96 ft at 4:45AM Apr 17, 2024Observed: 1.95 ft at 5:00AM Apr 17, 2024Observed: 1.95 ft at 5:15AM Apr 17, 2024Observed: 1.95 ft at 5:30AM Apr 17, 2024Observed: 1.98 ft at 5:45AM Apr 17, 2024Observed: 1.95 ft at 6:00AM Apr 17, 2024Observed: 1.96 ft at 6:15AM Apr 17, 2024Observed: 1.97 ft at 6:30AM Apr 17, 2024Observed: 1.95 ft at 6:45AM Apr 17, 2024Observed: 1.98 ft at 7:00AM Apr 17, 2024Observed: 1.96 ft at 7:15AM Apr 17, 2024Observed: 1.97 ft at 7:30AM Apr 17, 2024Observed: 1.96 ft at 7:45AM Apr 17, 2024Observed: 1.97 ft at 8:00AM Apr 17, 2024Observed: 1.96 ft at 8:15AM Apr 17, 2024Observed: 1.96 ft at 8:30AM Apr 17, 2024Observed: 1.98 ft at 8:45AM Apr 17, 2024Observed: 1.99 ft at 9:00AM Apr 17, 2024Observed: 1.99 ft at 9:15AM Apr 17, 2024Observed: 1.99 ft at 9:30AM Apr 17, 2024Observed: 2 ft at 9:45AM Apr 17, 2024Observed: 2.01 ft at 10:00AM Apr 17, 2024Observed: 2.01 ft at 10:15AM Apr 17, 2024Observed: 1.99 ft at 10:30AM Apr 17, 2024Observed: 2 ft at 10:45AM Apr 17, 2024Observed: 2 ft at 11:00AM Apr 17, 2024Observed: 1.99 ft at 11:15AM Apr 17, 2024Observed: 2.01 ft at 11:30AM Apr 17, 2024Observed: 2.06 ft at 11:45AM Apr 17, 2024Observed: 2.02 ft at 12:00PM Apr 17, 2024Observed: 2.01 ft at 12:15PM Apr 17, 2024Observed: 1.97 ft at 12:30PM Apr 17, 2024Observed: 1.97 ft at 12:45PM Apr 17, 2024Observed: 1.99 ft at 1:00PM Apr 17, 2024Observed: 1.95 ft at 1:15PM Apr 17, 2024Observed: 1.95 ft at 1:30PM Apr 17, 2024Observed: 1.94 ft at 1:45PM Apr 17, 2024Observed: 1.95 ft at 2:00PM Apr 17, 2024Observed: 1.96 ft at 2:15PM Apr 17, 2024Observed: 1.96 ft at 2:30PM Apr 17, 2024Observed: 1.95 ft at 2:45PM Apr 17, 2024Observed: 1.95 ft at 3:00PM Apr 17, 2024Observed: 1.97 ft at 3:15PM Apr 17, 2024Observed: 1.97 ft at 3:30PM Apr 17, 2024Observed: 1.98 ft at 3:45PM Apr 17, 2024Observed: 1.97 ft at 4:00PM Apr 17, 2024Observed: 1.97 ft at 4:15PM Apr 17, 2024Observed: 1.99 ft at 4:30PM Apr 17, 2024Observed: 2.01 ft at 4:45PM Apr 17, 2024Observed: 1.98 ft at 5:00PM Apr 17, 2024Observed: 1.98 ft at 5:15PM Apr 17, 2024Observed: 1.97 ft at 5:30PM Apr 17, 2024Observed: 1.99 ft at 5:45PM Apr 17, 2024Observed: 1.99 ft at 6:00PM Apr 17, 2024Observed: 1.98 ft at 6:15PM Apr 17, 2024Observed: 1.97 ft at 6:30PM Apr 17, 2024Observed: 1.97 ft at 6:45PM Apr 17, 2024Observed: 1.99 ft at 7:00PM Apr 17, 2024Observed: 1.96 ft at 7:15PM Apr 17, 2024Observed: 1.97 ft at 7:30PM Apr 17, 2024Observed: 1.99 ft at 7:45PM Apr 17, 2024Observed: 1.99 ft at 8:00PM Apr 17, 2024Observed: 1.98 ft at 8:15PM Apr 17, 2024Observed: 2 ft at 8:30PM Apr 17, 2024Observed: 1.98 ft at 8:45PM Apr 17, 2024Observed: 1.95 ft at 9:00PM Apr 17, 2024Observed: 1.98 ft at 9:15PM Apr 17, 2024Observed: 2 ft at 9:30PM Apr 17, 2024Observed: 1.97 ft at 9:45PM Apr 17, 2024Observed: 1.96 ft at 10:00PM Apr 17, 2024Observed: 1.98 ft at 10:15PM Apr 17, 2024Observed: 1.96 ft at 10:30PM Apr 17, 2024Observed: 1.98 ft at 10:45PM Apr 17, 2024Observed: 1.96 ft at 11:00PM Apr 17, 2024Observed: 1.96 ft at 11:15PM Apr 17, 2024Observed: 1.96 ft at 11:30PM Apr 17, 2024Observed: 1.99 ft at 11:45PM Apr 17, 2024Observed: 1.96 ft at 12:00AM Apr 18, 2024Observed: 1.95 ft at 12:15AM Apr 18, 2024Observed: 1.96 ft at 12:30AM Apr 18, 2024Observed: 2 ft at 12:45AM Apr 18, 2024Observed: 2 ft at 1:00AM Apr 18, 2024Observed: 1.96 ft at 1:15AM Apr 18, 2024Observed: 1.95 ft at 1:30AM Apr 18, 2024Observed: 1.96 ft at 1:45AM Apr 18, 2024Observed: 1.96 ft at 2:00AM Apr 18, 2024Observed: 1.98 ft at 2:15AM Apr 18, 2024Observed: 2 ft at 2:30AM Apr 18, 2024Observed: 2.02 ft at 2:45AM Apr 18, 2024Observed: 2.01 ft at 3:00AM Apr 18, 2024Highest Observation: 2.07 ft at 3:15AM Apr 18, 2024Observed: 2.04 ft at 3:30AM Apr 18, 2024Observed: 2 ft at 3:45AM Apr 18, 2024Observed: 1.97 ft at 4:00AM Apr 18, 2024Observed: 1.99 ft at 4:15AM Apr 18, 2024Observed: 2.02 ft at 4:30AM Apr 18, 2024Observed: 2.04 ft at 4:45AM Apr 18, 2024Observed: 1.99 ft at 5:00AM Apr 18, 2024Observed: 2.01 ft at 5:15AM Apr 18, 2024Observed: 1.99 ft at 5:30AM Apr 18, 2024Observed: 1.96 ft at 5:45AM Apr 18, 2024Observed: 1.99 ft at 6:00AM Apr 18, 2024Observed: 1.94 ft at 6:15AM Apr 18, 2024Observed: 1.99 ft at 6:30AM Apr 18, 2024Observed: 1.95 ft at 6:45AM Apr 18, 2024Observed: 1.98 ft at 7:00AM Apr 18, 2024Observed: 2.01 ft at 7:15AM Apr 18, 2024Observed: 1.99 ft at 7:30AM Apr 18, 2024Observed: 1.99 ft at 7:45AM Apr 18, 2024Observed: 1.96 ft at 8:00AM Apr 18, 2024Observed: 1.94 ft at 8:15AM Apr 18, 2024Observed: 1.94 ft at 8:30AM Apr 18, 2024Observed: 1.98 ft at 8:45AM Apr 18, 2024Observed: 1.97 ft at 9:00AM Apr 18, 2024Observed: 1.96 ft at 9:15AM Apr 18, 2024Observed: 1.96 ft at 9:30AM Apr 18, 2024Observed: 1.96 ft at 9:45AM Apr 18, 2024Observed: 1.95 ft at 10:00AM Apr 18, 2024Observed: 1.98 ft at 10:15AM Apr 18, 2024Observed: 1.96 ft at 10:30AM Apr 18, 2024Observed: 1.96 ft at 10:45AM Apr 18, 2024Observed: 1.97 ft at 11:00AM Apr 18, 2024Observed: 1.97 ft at 11:15AM Apr 18, 2024Observed: 1.96 ft at 11:30AM Apr 18, 2024Observed: 1.97 ft at 11:45AM Apr 18, 2024Observed: 1.96 ft at 12:00PM Apr 18, 2024Observed: 1.97 ft at 12:15PM Apr 18, 2024Observed: 1.96 ft at 12:30PM Apr 18, 2024Observed: 1.94 ft at 12:45PM Apr 18, 2024Observed: 1.98 ft at 1:00PM Apr 18, 2024Observed: 1.98 ft at 1:15PM Apr 18, 2024Observed: 2.01 ft at 1:30PM Apr 18, 2024Observed: 2.01 ft at 1:45PM Apr 18, 2024Observed: 2.04 ft at 2:00PM Apr 18, 2024Observed: 2 ft at 2:15PM Apr 18, 2024Observed: 1.99 ft at 2:30PM Apr 18, 2024Observed: 1.98 ft at 2:45PM Apr 18, 2024Observed: 1.99 ft at 3:00PM Apr 18, 2024Observed: 2.01 ft at 3:15PM Apr 18, 2024Observed: 2.01 ft at 3:30PM Apr 18, 2024Observed: 2.01 ft at 3:45PM Apr 18, 2024Observed: 2.02 ft at 4:00PM Apr 18, 2024Observed: 1.98 ft at 4:15PM Apr 18, 2024Observed: 2 ft at 4:30PM Apr 18, 2024Observed: 2.01 ft at 4:45PM Apr 18, 2024Observed: 1.99 ft at 5:00PM Apr 18, 2024Observed: 2.01 ft at 5:15PM Apr 18, 2024Observed: 2 ft at 5:30PM Apr 18, 2024Observed: 2 ft at 5:45PM Apr 18, 2024Observed: 2.03 ft at 6:00PM Apr 18, 2024Observed: 2.03 ft at 6:15PM Apr 18, 2024Observed: 2 ft at 6:30PM Apr 18, 2024Observed: 2.01 ft at 6:45PM Apr 18, 2024Observed: 2.01 ft at 7:00PM Apr 18, 2024Observed: 2.01 ft at 7:15PM Apr 18, 2024Observed: 2.01 ft at 7:30PM Apr 18, 2024Observed: 2.03 ft at 7:45PM Apr 18, 2024Observed: 1.99 ft at 8:00PM Apr 18, 2024Observed: 2.03 ft at 8:15PM Apr 18, 2024Observed: 2 ft at 8:30PM Apr 18, 2024Observed: 1.98 ft at 8:45PM Apr 18, 2024Observed: 1.98 ft at 9:00PM Apr 18, 2024Observed: 2.03 ft at 9:15PM Apr 18, 2024Observed: 1.98 ft at 9:30PM Apr 18, 2024Observed: 2 ft at 9:45PM Apr 18, 2024Observed: 1.99 ft at 10:00PM Apr 18, 2024Observed: 1.98 ft at 10:15PM Apr 18, 2024Observed: 2 ft at 10:30PM Apr 18, 2024Observed: 2.04 ft at 10:45PM Apr 18, 2024Observed: 2 ft at 11:00PM Apr 18, 2024Observed: 2.01 ft at 11:15PM Apr 18, 2024Observed: 2.03 ft at 11:30PM Apr 18, 2024Observed: 2.02 ft at 11:45PM Apr 18, 2024Observed: 1.99 ft at 12:00AM Apr 19, 2024Observed: 1.98 ft at 12:15AM Apr 19, 2024Observed: 2.01 ft at 12:30AM Apr 19, 2024Observed: 2 ft at 12:45AM Apr 19, 2024Observed: 1.99 ft at 1:00AM Apr 19, 2024Observed: 2.02 ft at 1:15AM Apr 19, 2024Observed: 1.99 ft at 1:30AM Apr 19, 2024Observed: 2 ft at 1:45AM Apr 19, 2024Observed: 1.99 ft at 2:00AM Apr 19, 2024Observed: 1.98 ft at 2:15AM Apr 19, 2024Observed: 1.99 ft at 2:30AM Apr 19, 2024Observed: 1.97 ft at 2:45AM Apr 19, 2024Observed: 1.98 ft at 3:00AM Apr 19, 2024Observed: 1.98 ft at 3:15AM Apr 19, 2024Observed: 1.98 ft at 3:30AM Apr 19, 2024Observed: 1.99 ft at 3:45AM Apr 19, 2024Observed: 1.98 ft at 4:00AM Apr 19, 2024Observed: 1.99 ft at 4:15AM Apr 19, 2024Observed: 1.99 ft at 4:30AM Apr 19, 2024Observed: 1.98 ft at 4:45AM Apr 19, 2024Observed: 1.98 ft at 5:00AM Apr 19, 2024Observed: 1.98 ft at 5:15AM Apr 19, 2024Observed: 1.97 ft at 5:30AM Apr 19, 2024Observed: 1.98 ft at 5:45AM Apr 19, 2024Observed: 2 ft at 6:00AM Apr 19, 2024Observed: 1.98 ft at 6:15AM Apr 19, 2024Observed: 1.97 ft at 6:30AM Apr 19, 2024Observed: 1.98 ft at 6:45AM Apr 19, 2024Observed: 2 ft at 7:00AM Apr 19, 2024Observed: 1.98 ft at 7:15AM Apr 19, 2024Observed: 1.98 ft at 7:30AM Apr 19, 2024Observed: 1.99 ft at 7:45AM Apr 19, 2024Observed: 1.99 ft at 8:00AM Apr 19, 2024Observed: 1.99 ft at 8:15AM Apr 19, 2024Observed: 1.97 ft at 8:30AM Apr 19, 2024Observed: 1.99 ft at 8:45AM Apr 19, 2024Observed: 1.97 ft at 9:00AM Apr 19, 2024Observed: 2 ft at 9:15AM Apr 19, 2024Observed: 1.98 ft at 9:30AM Apr 19, 2024Observed: 1.97 ft at 9:45AM Apr 19, 2024Observed: 1.98 ft at 10:00AM Apr 19, 2024Observed: 1.98 ft at 10:15AM Apr 19, 2024Observed: 2.01 ft at 10:30AM Apr 19, 2024Observed: 2 ft at 10:45AM Apr 19, 2024Observed: 2.01 ft at 11:00AM Apr 19, 2024Observed: 1.97 ft at 11:15AM Apr 19, 2024Observed: 2 ft at 11:30AM Apr 19, 2024Observed: 1.97 ft at 11:45AM Apr 19, 2024Observed: 1.97 ft at 12:00PM Apr 19, 2024Observed: 1.98 ft at 12:15PM Apr 19, 2024Observed: 2.02 ft at 12:30PM Apr 19, 2024Observed: 1.96 ft at 12:45PM Apr 19, 2024Observed: 1.98 ft at 1:00PM Apr 19, 2024Observed: 1.99 ft at 1:15PM Apr 19, 2024Observed: 1.98 ft at 1:30PM Apr 19, 2024Observed: 1.98 ft at 1:45PM Apr 19, 2024Observed: 1.99 ft at 2:00PM Apr 19, 2024Observed: 1.99 ft at 2:15PM Apr 19, 2024Observed: 1.97 ft at 2:30PM Apr 19, 2024Observed: 2 ft at 2:45PM Apr 19, 2024Observed: 2 ft at 3:00PM Apr 19, 2024Observed: 1.97 ft at 3:15PM Apr 19, 2024Observed: 2 ft at 3:30PM Apr 19, 2024Observed: 1.98 ft at 3:45PM Apr 19, 2024Observed: 1.98 ft at 4:00PM Apr 19, 2024Observed: 1.99 ft at 4:15PM Apr 19, 2024USGS--Water Resources of the United StatesTIDT2(plotting HGIRG) Graph Created (4:33PM Apr 19, 2024)ObservedLatest observed value: 1.99 ft at 4:15 PM CDT 19-Apr-2024. Flood Stage is 22 ft
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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 24 hours into the future from the forecast issuance time.

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

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Upstream Gauge - near Derby Upstream Gauge Downstream Gauge Downstream Gauge - at Choke Canyon Dam
Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 26
Flood Stage: 22
Action Stage: 12
Low Stage (in feet): -9999

Historic Crests
(1) 30.06 ft on 07/10/2002
(2) 30.03 ft on 09/11/2002
(3) 29.80 ft on 06/28/1997
(4) 29.56 ft on 06/28/1997
(5) 29.18 ft on 06/09/1987
(6) 28.41 ft on 06/05/1987
(7) 28.20 ft on 07/02/1932
(8) 28.00 ft on 09/01/1919
(9) 27.61 ft on 06/17/1987
(10) 27.11 ft on 07/28/2007
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.36 ft on 09/10/2023
(2) 12.19 ft on 08/19/2022
(3) 4.18 ft on 08/09/2021
(4) 8.31 ft on 07/10/2021
(5) 23.89 ft on 06/05/2021
(6) 6.28 ft on 06/02/2021
(7) 20.97 ft on 05/21/2021
(8) 20.81 ft on 05/18/2021
(9) 8.94 ft on 05/14/2021
(10) 9.86 ft on 05/08/2021
Show More Recent Crests

(P): Preliminary values subject to further review.

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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
38.44 This is the flood of record outside period of record, occurring on July 1932.
30.06 This is the flood of record which occurred on July 10 2002. Disastrous flooding of commercial and residential buildings in Tilden.
29.8 Major flooding occurs. Disastrous flooding of commercial and residential buildings in Tilden. Restuarant on the right bank of the Frio River had 3 to 4 feet of water in it.
29.18 This is similar to the flood on June 9 1937. The restaurant had 3 feet of water inside. Numerous homes were flooded.
27 Major flooding occurs. Numerous residences and businesses flood in Tilden, requiring persons vulnerable to flooding to be evacuated. Lowland flooding of crops and pastureland traps and potentially drowns livestock. Most roads near the river are flooded and dangerous. Water reaches the parking lot and doors of the cafe.
26 Moderate flooding occurs. The flow is to the slab elevation of the lowest businesses and homes in Tilden. Numerous roads and low bridges flood and become very dangerous to motorists. Hundreds of livestock are trapped and potentially drowned in the flood plain, below Derby to the Choke Canyon Reservoir.
22 Minor lowland flooding of crops and pastureland occurs. Secondary roads and low bridges are also flooded.
20 Overbank conditions below Derby to Choke Canyon Reservoir occur, and floods the lowest secondary roads and bridges near the river.
17 Overbank conditions occur into lowest areas of the flood plain.
12 The river reaches bankfull stage.
Photos
(1) Gage Location on Bridge
(2) Overflow Area on Upstream Side of Bridge
(3) Frio River Looking Upstream
(4) Frio River Looking Downstream
(5) Overbank Area on Bridge
(6) Areal View of Flooding July 2002
(7) July 2002 Flooing Along Highway
(8) July 2002 Flooding in Frio River Floodplain
(9) July 2002 Flooding Along Highway
(10) Areal View of Flooding in River Basin
(11) Releases At Choke Canyon Dam During July 2002
(12) Areal View of Flooding Near River July 2002
About This Location Collapse

Latitude: 28.467222° N, Longitude: 98.547222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 22 ft 22 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 22)		 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 29 216.04 Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 216.04 ft 238.04 ft  

Current/Historical Observations:
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NWS Information
National Weather Service
Corpus Christi Weather Forecast Office
426 Pinson Drive
Corpus Christi, TX 78406-1803
(361) 289-0959
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