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Hydrograph River at a Glance Download
Grand River at Portland Stage (ft)Flow (kcfs)Highest Observation: 6.25 ft at 6:15PM Oct 14, 2019Observed: 6.24 ft at 6:30PM Oct 14, 2019Observed: 6.23 ft at 6:45PM Oct 14, 2019Observed: 6.23 ft at 7:00PM Oct 14, 2019Observed: 6.23 ft at 7:15PM Oct 14, 2019Observed: 6.22 ft at 7:30PM Oct 14, 2019Observed: 6.22 ft at 7:45PM Oct 14, 2019Observed: 6.21 ft at 8:00PM Oct 14, 2019Observed: 6.2 ft at 8:15PM Oct 14, 2019Observed: 6.21 ft at 8:30PM Oct 14, 2019Observed: 6.2 ft at 8:45PM Oct 14, 2019Observed: 6.2 ft at 9:00PM Oct 14, 2019Observed: 6.19 ft at 9:15PM Oct 14, 2019Observed: 6.19 ft at 9:30PM Oct 14, 2019Observed: 6.18 ft at 9:45PM Oct 14, 2019Observed: 6.19 ft at 10:00PM Oct 14, 2019Observed: 6.18 ft at 10:15PM Oct 14, 2019Observed: 6.17 ft at 10:30PM Oct 14, 2019Observed: 6.17 ft at 10:45PM Oct 14, 2019Observed: 6.17 ft at 11:00PM Oct 14, 2019Observed: 6.17 ft at 11:15PM Oct 14, 2019Observed: 6.16 ft at 11:30PM Oct 14, 2019Observed: 6.16 ft at 11:45PM Oct 14, 2019Observed: 6.15 ft at 12:00AM Oct 15, 2019Observed: 6.16 ft at 12:15AM Oct 15, 2019Observed: 6.16 ft at 12:30AM Oct 15, 2019Observed: 6.16 ft at 12:45AM Oct 15, 2019Observed: 6.15 ft at 1:00AM Oct 15, 2019Observed: 6.16 ft at 1:15AM Oct 15, 2019Observed: 6.14 ft at 1:30AM Oct 15, 2019Observed: 6.15 ft at 1:45AM Oct 15, 2019Observed: 6.14 ft at 2:00AM Oct 15, 2019Observed: 6.15 ft at 2:15AM Oct 15, 2019Observed: 6.14 ft at 2:30AM Oct 15, 2019Observed: 6.14 ft at 2:45AM Oct 15, 2019Observed: 6.15 ft at 3:00AM Oct 15, 2019Observed: 6.13 ft at 3:15AM Oct 15, 2019Observed: 6.14 ft at 3:30AM Oct 15, 2019Observed: 6.14 ft at 3:45AM Oct 15, 2019Observed: 6.14 ft at 4:00AM Oct 15, 2019Observed: 6.13 ft at 4:15AM Oct 15, 2019Observed: 6.14 ft at 4:30AM Oct 15, 2019Observed: 6.12 ft at 4:45AM Oct 15, 2019Observed: 6.13 ft at 5:00AM Oct 15, 2019Observed: 6.13 ft at 5:15AM Oct 15, 2019Observed: 6.13 ft at 5:30AM Oct 15, 2019Observed: 6.15 ft at 5:45AM Oct 15, 2019Observed: 6.13 ft at 6:00AM Oct 15, 2019Observed: 6.13 ft at 6:15AM Oct 15, 2019Observed: 6.13 ft at 6:30AM Oct 15, 2019Observed: 6.13 ft at 6:45AM Oct 15, 2019Observed: 6.12 ft at 7:00AM Oct 15, 2019Observed: 6.13 ft at 7:15AM Oct 15, 2019Observed: 6.13 ft at 7:30AM Oct 15, 2019Observed: 6.12 ft at 7:45AM Oct 15, 2019Observed: 6.12 ft at 8:00AM Oct 15, 2019Observed: 6.12 ft at 8:15AM Oct 15, 2019Observed: 6.13 ft at 8:30AM Oct 15, 2019Observed: 6.12 ft at 8:45AM Oct 15, 2019Observed: 6.13 ft at 9:00AM Oct 15, 2019Observed: 6.12 ft at 9:15AM Oct 15, 2019Observed: 6.12 ft at 9:30AM Oct 15, 2019Observed: 6.12 ft at 9:45AM Oct 15, 2019Observed: 6.11 ft at 10:00AM Oct 15, 2019Observed: 6.12 ft at 10:15AM Oct 15, 2019Observed: 6.12 ft at 10:30AM Oct 15, 2019Observed: 6.11 ft at 10:45AM Oct 15, 2019Observed: 6.12 ft at 11:00AM Oct 15, 2019Observed: 6.11 ft at 11:15AM Oct 15, 2019Observed: 6.12 ft at 11:30AM Oct 15, 2019Observed: 6.11 ft at 11:45AM Oct 15, 2019Observed: 6.11 ft at 12:00PM Oct 15, 2019Observed: 6.1 ft at 12:15PM Oct 15, 2019Observed: 6.1 ft at 12:30PM Oct 15, 2019Observed: 6.11 ft at 12:45PM Oct 15, 2019Observed: 6.11 ft at 1:00PM Oct 15, 2019Observed: 6.11 ft at 1:15PM Oct 15, 2019Observed: 6.1 ft at 1:30PM Oct 15, 2019Observed: 6.11 ft at 1:45PM Oct 15, 2019Observed: 6.1 ft at 2:00PM Oct 15, 2019Observed: 6.1 ft at 2:15PM Oct 15, 2019Observed: 6.1 ft at 2:30PM Oct 15, 2019Observed: 6.09 ft at 2:45PM Oct 15, 2019Observed: 6.1 ft at 3:00PM Oct 15, 2019Observed: 6.09 ft at 3:15PM Oct 15, 2019Observed: 6.09 ft at 3:30PM Oct 15, 2019Observed: 6.07 ft at 3:45PM Oct 15, 2019Observed: 6.09 ft at 4:00PM Oct 15, 2019Observed: 6.09 ft at 4:15PM Oct 15, 2019Observed: 6.08 ft at 4:30PM Oct 15, 2019Observed: 6.08 ft at 4:45PM Oct 15, 2019Observed: 6.07 ft at 5:00PM Oct 15, 2019Observed: 6.08 ft at 5:15PM Oct 15, 2019Observed: 6.06 ft at 5:30PM Oct 15, 2019Observed: 6.06 ft at 5:45PM Oct 15, 2019Observed: 6.05 ft at 6:00PM Oct 15, 2019Observed: 6.06 ft at 6:15PM Oct 15, 2019Observed: 6.05 ft at 6:30PM Oct 15, 2019Observed: 6.05 ft at 6:45PM Oct 15, 2019Observed: 6.04 ft at 7:00PM Oct 15, 2019Observed: 6.04 ft at 7:15PM Oct 15, 2019Observed: 6.03 ft at 7:30PM Oct 15, 2019Observed: 6.02 ft at 7:45PM Oct 15, 2019Observed: 6.02 ft at 8:00PM Oct 15, 2019Observed: 6 ft at 8:15PM Oct 15, 2019Observed: 6.01 ft at 8:30PM Oct 15, 2019Observed: 6 ft at 8:45PM Oct 15, 2019Observed: 5.99 ft at 9:00PM Oct 15, 2019Observed: 5.99 ft at 9:15PM Oct 15, 2019Observed: 5.99 ft at 9:30PM Oct 15, 2019Observed: 5.97 ft at 9:45PM Oct 15, 2019Observed: 5.98 ft at 10:00PM Oct 15, 2019Observed: 5.96 ft at 10:15PM Oct 15, 2019Observed: 5.97 ft at 10:30PM Oct 15, 2019Observed: 5.93 ft at 10:45PM Oct 15, 2019Observed: 5.93 ft at 11:00PM Oct 15, 2019Observed: 5.93 ft at 11:15PM Oct 15, 2019Observed: 5.92 ft at 11:30PM Oct 15, 2019Observed: 5.94 ft at 11:45PM Oct 15, 2019Observed: 5.95 ft at 12:00AM Oct 16, 2019Observed: 5.95 ft at 12:15AM Oct 16, 2019Observed: 5.94 ft at 12:30AM Oct 16, 2019Observed: 5.95 ft at 12:45AM Oct 16, 2019Observed: 5.96 ft at 1:00AM Oct 16, 2019Observed: 5.98 ft at 1:15AM Oct 16, 2019Observed: 5.97 ft at 1:30AM Oct 16, 2019Observed: 5.97 ft at 1:45AM Oct 16, 2019Observed: 5.97 ft at 2:00AM Oct 16, 2019Observed: 5.97 ft at 2:15AM Oct 16, 2019Observed: 5.97 ft at 2:30AM Oct 16, 2019Observed: 5.98 ft at 2:45AM Oct 16, 2019Observed: 5.97 ft at 3:00AM Oct 16, 2019Observed: 5.98 ft at 3:15AM Oct 16, 2019Observed: 5.98 ft at 3:30AM Oct 16, 2019Observed: 5.98 ft at 3:45AM Oct 16, 2019Observed: 5.98 ft at 4:00AM Oct 16, 2019Observed: 5.98 ft at 4:15AM Oct 16, 2019Observed: 5.99 ft at 4:30AM Oct 16, 2019Observed: 5.99 ft at 4:45AM Oct 16, 2019Observed: 6 ft at 5:00AM Oct 16, 2019Observed: 6 ft at 5:15AM Oct 16, 2019Observed: 6.01 ft at 5:30AM Oct 16, 2019Observed: 6.02 ft at 5:45AM Oct 16, 2019Observed: 6.02 ft at 6:00AM Oct 16, 2019Observed: 6.04 ft at 6:15AM Oct 16, 2019Observed: 6.05 ft at 6:30AM Oct 16, 2019Observed: 6.06 ft at 6:45AM Oct 16, 2019Observed: 6.06 ft at 7:00AM Oct 16, 2019Observed: 6.08 ft at 7:15AM Oct 16, 2019Observed: 6.08 ft at 7:30AM Oct 16, 2019Observed: 6.1 ft at 7:45AM Oct 16, 2019Observed: 6.1 ft at 8:00AM Oct 16, 2019Observed: 6.11 ft at 8:15AM Oct 16, 2019Observed: 6.13 ft at 8:30AM Oct 16, 2019Observed: 6.12 ft at 8:45AM Oct 16, 2019Observed: 6.13 ft at 9:00AM Oct 16, 2019Observed: 6.15 ft at 9:15AM Oct 16, 2019Observed: 6.15 ft at 9:30AM Oct 16, 2019Observed: 6.15 ft at 9:45AM Oct 16, 2019Observed: 6.17 ft at 10:00AM Oct 16, 2019Observed: 6.16 ft at 10:15AM Oct 16, 2019Observed: 6.17 ft at 10:30AM Oct 16, 2019Observed: 6.17 ft at 10:45AM Oct 16, 2019Observed: 6.18 ft at 11:00AM Oct 16, 2019Observed: 6.17 ft at 11:15AM Oct 16, 2019Observed: 6.19 ft at 11:30AM Oct 16, 2019Observed: 6.19 ft at 11:45AM Oct 16, 2019Observed: 6.18 ft at 12:00PM Oct 16, 2019Observed: 6.19 ft at 12:15PM Oct 16, 2019Observed: 6.19 ft at 12:30PM Oct 16, 2019Observed: 6.18 ft at 12:45PM Oct 16, 2019Observed: 6.18 ft at 1:00PM Oct 16, 2019Observed: 6.18 ft at 1:15PM Oct 16, 2019Observed: 6.18 ft at 1:30PM Oct 16, 2019Observed: 6.17 ft at 1:45PM Oct 16, 2019Observed: 6.16 ft at 2:00PM Oct 16, 2019Observed: 6.17 ft at 2:15PM Oct 16, 2019Observed: 6.18 ft at 2:30PM Oct 16, 2019Observed: 6.17 ft at 2:45PM Oct 16, 2019Observed: 6.17 ft at 3:00PM Oct 16, 2019Observed: 6.17 ft at 3:15PM Oct 16, 2019Observed: 6.16 ft at 3:30PM Oct 16, 2019Observed: 6.17 ft at 3:45PM Oct 16, 2019Observed: 6.17 ft at 4:00PM Oct 16, 2019Observed: 6.15 ft at 4:15PM Oct 16, 2019Observed: 6.17 ft at 4:30PM Oct 16, 2019Observed: 6.17 ft at 4:45PM Oct 16, 2019Observed: 6.15 ft at 5:00PM Oct 16, 2019Observed: 6.17 ft at 5:15PM Oct 16, 2019Observed: 6.15 ft at 5:30PM Oct 16, 2019Observed: 6.17 ft at 5:45PM Oct 16, 2019Observed: 6.17 ft at 6:00PM Oct 16, 2019Observed: 6.17 ft at 6:15PM Oct 16, 2019Observed: 6.17 ft at 6:30PM Oct 16, 2019Observed: 6.16 ft at 6:45PM Oct 16, 2019Observed: 6.17 ft at 7:00PM Oct 16, 2019Observed: 6.17 ft at 7:15PM Oct 16, 2019Observed: 6.18 ft at 7:30PM Oct 16, 2019Observed: 6.16 ft at 7:45PM Oct 16, 2019Observed: 6.18 ft at 8:00PM Oct 16, 2019Observed: 6.18 ft at 8:15PM Oct 16, 2019Observed: 6.18 ft at 8:30PM Oct 16, 2019Observed: 6.19 ft at 8:45PM Oct 16, 2019Observed: 6.19 ft at 9:00PM Oct 16, 2019Observed: 6.19 ft at 9:15PM Oct 16, 2019Observed: 6.19 ft at 9:30PM Oct 16, 2019Observed: 6.2 ft at 9:45PM Oct 16, 2019Observed: 6.19 ft at 10:00PM Oct 16, 2019Observed: 6.19 ft at 10:15PM Oct 16, 2019Observed: 6.19 ft at 10:30PM Oct 16, 2019Observed: 6.19 ft at 10:45PM Oct 16, 2019Observed: 6.2 ft at 11:00PM Oct 16, 2019Observed: 6.2 ft at 11:15PM Oct 16, 2019Observed: 6.2 ft at 11:30PM Oct 16, 2019Observed: 6.2 ft at 11:45PM Oct 16, 2019Observed: 6.2 ft at 12:00AM Oct 17, 2019Observed: 6.2 ft at 12:15AM Oct 17, 2019Observed: 6.2 ft at 12:30AM Oct 17, 2019Observed: 6.19 ft at 12:45AM Oct 17, 2019Observed: 6.18 ft at 1:00AM Oct 17, 2019Observed: 6.19 ft at 1:15AM Oct 17, 2019Observed: 6.18 ft at 1:30AM Oct 17, 2019Observed: 6.19 ft at 1:45AM Oct 17, 2019Observed: 6.18 ft at 2:00AM Oct 17, 2019Observed: 6.18 ft at 2:15AM Oct 17, 2019Observed: 6.18 ft at 2:30AM Oct 17, 2019Observed: 6.18 ft at 2:45AM Oct 17, 2019Observed: 6.17 ft at 3:00AM Oct 17, 2019Observed: 6.17 ft at 3:15AM Oct 17, 2019Observed: 6.17 ft at 3:30AM Oct 17, 2019Observed: 6.16 ft at 3:45AM Oct 17, 2019Observed: 6.16 ft at 4:00AM Oct 17, 2019Observed: 6.15 ft at 4:15AM Oct 17, 2019Observed: 6.15 ft at 4:30AM Oct 17, 2019Observed: 6.15 ft at 4:45AM Oct 17, 2019Observed: 6.14 ft at 5:00AM Oct 17, 2019Observed: 6.14 ft at 5:15AM Oct 17, 2019Observed: 6.13 ft at 5:30AM Oct 17, 2019Observed: 6.13 ft at 5:45AM Oct 17, 2019Observed: 6.12 ft at 6:00AM Oct 17, 2019Observed: 6.11 ft at 6:15AM Oct 17, 2019Observed: 6.1 ft at 6:30AM Oct 17, 2019Observed: 6.1 ft at 6:45AM Oct 17, 2019Observed: 6.09 ft at 7:00AM Oct 17, 2019Observed: 6.08 ft at 7:15AM Oct 17, 2019Observed: 6.08 ft at 7:30AM Oct 17, 2019Observed: 6.08 ft at 7:45AM Oct 17, 2019Observed: 6.07 ft at 8:00AM Oct 17, 2019Observed: 6.06 ft at 8:15AM Oct 17, 2019Observed: 6.06 ft at 8:30AM Oct 17, 2019Observed: 6.05 ft at 8:45AM Oct 17, 2019Observed: 6.05 ft at 9:00AM Oct 17, 2019Observed: 6.04 ft at 9:15AM Oct 17, 2019Observed: 6.04 ft at 9:30AM Oct 17, 2019Observed: 6.04 ft at 9:45AM Oct 17, 2019Observed: 6.03 ft at 10:00AM Oct 17, 2019Observed: 6.03 ft at 10:15AM Oct 17, 2019Observed: 6.01 ft at 10:30AM Oct 17, 2019Observed: 6.02 ft at 10:45AM Oct 17, 2019Observed: 6.02 ft at 11:00AM Oct 17, 2019Observed: 6.02 ft at 11:15AM Oct 17, 2019Observed: 6.01 ft at 11:30AM Oct 17, 2019Observed: 6.01 ft at 11:45AM Oct 17, 2019Observed: 6.01 ft at 12:00PM Oct 17, 2019Observed: 6 ft at 12:15PM Oct 17, 2019Observed: 6 ft at 12:30PM Oct 17, 2019Observed: 5.99 ft at 12:45PM Oct 17, 2019Observed: 6 ft at 1:00PM Oct 17, 2019Observed: 5.99 ft at 1:15PM Oct 17, 2019Observed: 5.99 ft at 1:30PM Oct 17, 2019Observed: 5.99 ft at 1:45PM Oct 17, 2019Observed: 5.99 ft at 2:00PM Oct 17, 2019Observed: 5.99 ft at 2:15PM Oct 17, 2019Observed: 5.98 ft at 2:30PM Oct 17, 2019Observed: 5.99 ft at 2:45PM Oct 17, 2019Observed: 5.98 ft at 3:00PM Oct 17, 2019Observed: 5.98 ft at 3:15PM Oct 17, 2019Observed: 5.99 ft at 3:30PM Oct 17, 2019Observed: 5.99 ft at 3:45PM Oct 17, 2019Observed: 5.98 ft at 4:00PM Oct 17, 2019Observed: 5.98 ft at 4:15PM Oct 17, 2019Observed: 5.98 ft at 4:30PM Oct 17, 2019Observed: 5.98 ft at 4:45PM Oct 17, 2019Observed: 5.98 ft at 5:00PM Oct 17, 2019Observed: 5.98 ft at 5:15PM Oct 17, 2019Observed: 5.98 ft at 5:30PM Oct 17, 2019Observed: 5.99 ft at 5:45PM Oct 17, 2019Observed: 5.99 ft at 6:00PM Oct 17, 2019Observed: 5.98 ft at 6:15PM Oct 17, 2019Observed: 5.98 ft at 6:30PM Oct 17, 2019Observed: 5.98 ft at 6:45PM Oct 17, 2019Observed: 5.98 ft at 7:00PM Oct 17, 2019Observed: 5.98 ft at 7:15PM Oct 17, 2019Observed: 5.98 ft at 7:30PM Oct 17, 2019Observed: 5.98 ft at 7:45PM Oct 17, 2019Observed: 5.99 ft at 8:00PM Oct 17, 2019Observed: 5.98 ft at 8:15PM Oct 17, 2019Observed: 5.98 ft at 8:30PM Oct 17, 2019Observed: 5.98 ft at 8:45PM Oct 17, 2019Observed: 5.97 ft at 9:00PM Oct 17, 2019Observed: 5.98 ft at 9:15PM Oct 17, 2019Observed: 5.97 ft at 9:30PM Oct 17, 2019Observed: 5.97 ft at 9:45PM Oct 17, 2019Observed: 5.97 ft at 10:00PM Oct 17, 2019Observed: 5.97 ft at 10:15PM Oct 17, 2019Observed: 5.97 ft at 10:30PM Oct 17, 2019Observed: 5.96 ft at 10:45PM Oct 17, 2019Observed: 5.97 ft at 11:00PM Oct 17, 2019Observed: 5.96 ft at 11:15PM Oct 17, 2019Observed: 5.97 ft at 11:30PM Oct 17, 2019Observed: 5.96 ft at 11:45PM Oct 17, 2019Observed: 5.96 ft at 12:00AM Oct 18, 2019Observed: 5.96 ft at 12:15AM Oct 18, 2019Observed: 5.96 ft at 12:30AM Oct 18, 2019Observed: 5.97 ft at 12:45AM Oct 18, 2019Observed: 5.97 ft at 1:00AM Oct 18, 2019Observed: 5.96 ft at 1:15AM Oct 18, 2019Observed: 5.97 ft at 1:30AM Oct 18, 2019Observed: 5.96 ft at 1:45AM Oct 18, 2019Observed: 5.96 ft at 2:00AM Oct 18, 2019Observed: 5.95 ft at 2:15AM Oct 18, 2019Observed: 5.95 ft at 2:30AM Oct 18, 2019Observed: 5.96 ft at 2:45AM Oct 18, 2019Observed: 5.96 ft at 3:00AM Oct 18, 2019Observed: 5.96 ft at 3:15AM Oct 18, 2019Observed: 5.95 ft at 3:30AM Oct 18, 2019Observed: 5.96 ft at 3:45AM Oct 18, 2019Observed: 5.95 ft at 4:00AM Oct 18, 2019Observed: 5.95 ft at 4:15AM Oct 18, 2019Observed: 5.96 ft at 4:30AM Oct 18, 2019Observed: 5.94 ft at 4:45AM Oct 18, 2019Observed: 5.95 ft at 5:00AM Oct 18, 2019Observed: 5.95 ft at 5:15AM Oct 18, 2019Observed: 5.95 ft at 5:30AM Oct 18, 2019Observed: 5.94 ft at 5:45AM Oct 18, 2019Observed: 5.95 ft at 6:00AM Oct 18, 2019Observed: 5.95 ft at 6:15AM Oct 18, 2019Observed: 5.94 ft at 6:30AM Oct 18, 2019Observed: 5.94 ft at 6:45AM Oct 18, 2019Observed: 5.94 ft at 7:00AM Oct 18, 2019Observed: 5.95 ft at 7:15AM Oct 18, 2019Observed: 5.94 ft at 7:30AM Oct 18, 2019Observed: 5.93 ft at 7:45AM Oct 18, 2019Observed: 5.94 ft at 8:00AM Oct 18, 2019Observed: 5.95 ft at 8:15AM Oct 18, 2019Observed: 5.95 ft at 8:30AM Oct 18, 2019Observed: 5.94 ft at 8:45AM Oct 18, 2019Observed: 5.93 ft at 9:00AM Oct 18, 2019Observed: 5.94 ft at 9:15AM Oct 18, 2019Observed: 5.94 ft at 9:30AM Oct 18, 2019Observed: 5.93 ft at 9:45AM Oct 18, 2019Observed: 5.93 ft at 10:00AM Oct 18, 2019Observed: 5.94 ft at 10:15AM Oct 18, 2019Observed: 5.92 ft at 10:30AM Oct 18, 2019Observed: 5.93 ft at 10:45AM Oct 18, 2019Observed: 5.93 ft at 11:00AM Oct 18, 2019Observed: 5.92 ft at 11:15AM Oct 18, 2019Observed: 5.92 ft at 11:30AM Oct 18, 2019Observed: 5.92 ft at 11:45AM Oct 18, 2019Observed: 5.92 ft at 12:00PM Oct 18, 2019Observed: 5.91 ft at 12:15PM Oct 18, 2019Observed: 5.92 ft at 12:30PM Oct 18, 2019Observed: 5.92 ft at 12:45PM Oct 18, 2019Observed: 5.92 ft at 1:00PM Oct 18, 2019Observed: 5.91 ft at 1:15PM Oct 18, 2019Observed: 5.92 ft at 1:30PM Oct 18, 2019Observed: 5.92 ft at 1:45PM Oct 18, 2019Observed: 5.92 ft at 2:00PM Oct 18, 2019Observed: 5.92 ft at 2:15PM Oct 18, 2019Observed: 5.92 ft at 2:30PM Oct 18, 2019Observed: 5.91 ft at 2:45PM Oct 18, 2019Observed: 5.92 ft at 3:00PM Oct 18, 2019Observed: 5.92 ft at 3:15PM Oct 18, 2019Observed: 5.91 ft at 3:30PM Oct 18, 2019Observed: 5.91 ft at 3:45PM Oct 18, 2019Observed: 5.92 ft at 4:00PM Oct 18, 2019Observed: 5.92 ft at 4:15PM Oct 18, 2019Observed: 5.92 ft at 4:30PM Oct 18, 2019Observed: 5.92 ft at 4:45PM Oct 18, 2019Observed: 5.92 ft at 5:00PM Oct 18, 2019Observed: 5.91 ft at 5:15PM Oct 18, 2019Observed: 5.92 ft at 5:30PM Oct 18, 2019Observed: 5.92 ft at 5:45PM Oct 18, 2019Observed: 5.92 ft at 6:00PM Oct 18, 2019Observed: 5.91 ft at 6:15PM Oct 18, 2019Observed: 5.92 ft at 6:30PM Oct 18, 2019Observed: 5.92 ft at 6:45PM Oct 18, 2019Observed: 5.92 ft at 7:00PM Oct 18, 2019Observed: 5.92 ft at 7:15PM Oct 18, 2019Observed: 5.91 ft at 7:30PM Oct 18, 2019Observed: 5.92 ft at 7:45PM Oct 18, 2019Observed: 5.92 ft at 8:00PM Oct 18, 2019Observed: 5.92 ft at 8:15PM Oct 18, 2019Observed: 5.92 ft at 8:30PM Oct 18, 2019Observed: 5.91 ft at 8:45PM Oct 18, 2019Observed: 5.91 ft at 9:00PM Oct 18, 2019Observed: 5.92 ft at 9:15PM Oct 18, 2019Observed: 5.91 ft at 9:30PM Oct 18, 2019Observed: 5.92 ft at 9:45PM Oct 18, 2019Observed: 5.91 ft at 10:00PM Oct 18, 2019Observed: 5.91 ft at 10:15PM Oct 18, 2019Observed: 5.91 ft at 10:30PM Oct 18, 2019Observed: 5.92 ft at 10:45PM Oct 18, 2019Observed: 5.92 ft at 11:00PM Oct 18, 2019Observed: 5.91 ft at 11:15PM Oct 18, 2019Observed: 5.91 ft at 11:30PM Oct 18, 2019Observed: 5.92 ft at 11:45PM Oct 18, 2019Observed: 5.91 ft at 12:00AM Oct 19, 2019Observed: 5.92 ft at 12:15AM Oct 19, 2019Observed: 5.9 ft at 12:30AM Oct 19, 2019Observed: 5.91 ft at 12:45AM Oct 19, 2019Observed: 5.9 ft at 1:00AM Oct 19, 2019Observed: 5.92 ft at 1:15AM Oct 19, 2019Observed: 5.9 ft at 1:30AM Oct 19, 2019Observed: 5.9 ft at 1:45AM Oct 19, 2019Observed: 5.9 ft at 2:00AM Oct 19, 2019Observed: 5.92 ft at 2:15AM Oct 19, 2019Observed: 5.9 ft at 2:30AM Oct 19, 2019Observed: 5.9 ft at 2:45AM Oct 19, 2019Observed: 5.91 ft at 3:00AM Oct 19, 2019Observed: 5.91 ft at 3:15AM Oct 19, 2019Observed: 5.9 ft at 3:30AM Oct 19, 2019Observed: 5.9 ft at 3:45AM Oct 19, 2019Observed: 5.89 ft at 4:00AM Oct 19, 2019Observed: 5.9 ft at 4:15AM Oct 19, 2019Observed: 5.9 ft at 4:30AM Oct 19, 2019Observed: 5.9 ft at 4:45AM Oct 19, 2019Observed: 5.91 ft at 5:00AM Oct 19, 2019Observed: 5.9 ft at 5:15AM Oct 19, 2019Observed: 5.91 ft at 5:30AM Oct 19, 2019Observed: 5.9 ft at 5:45AM Oct 19, 2019Observed: 5.9 ft at 6:00AM Oct 19, 2019Observed: 5.91 ft at 6:15AM Oct 19, 2019Observed: 5.9 ft at 6:30AM Oct 19, 2019Observed: 5.9 ft at 6:45AM Oct 19, 2019Observed: 5.9 ft at 7:00AM Oct 19, 2019Observed: 5.91 ft at 7:15AM Oct 19, 2019Observed: 5.9 ft at 7:30AM Oct 19, 2019Observed: 5.9 ft at 7:45AM Oct 19, 2019Observed: 5.9 ft at 8:00AM Oct 19, 2019Observed: 5.89 ft at 8:15AM Oct 19, 2019Observed: 5.91 ft at 8:30AM Oct 19, 2019Observed: 5.9 ft at 8:45AM Oct 19, 2019Observed: 5.9 ft at 9:00AM Oct 19, 2019Observed: 5.9 ft at 9:15AM Oct 19, 2019Observed: 5.9 ft at 9:30AM Oct 19, 2019Observed: 5.89 ft at 9:45AM Oct 19, 2019Observed: 5.89 ft at 10:00AM Oct 19, 2019Observed: 5.89 ft at 10:15AM Oct 19, 2019Observed: 5.89 ft at 10:30AM Oct 19, 2019Observed: 5.89 ft at 10:45AM Oct 19, 2019Observed: 5.89 ft at 11:00AM Oct 19, 2019Observed: 5.89 ft at 11:15AM Oct 19, 2019Observed: 5.89 ft at 11:30AM Oct 19, 2019Observed: 5.89 ft at 11:45AM Oct 19, 2019Observed: 5.89 ft at 12:00PM Oct 19, 2019Observed: 5.89 ft at 12:15PM Oct 19, 2019Observed: 5.88 ft at 12:30PM Oct 19, 2019Observed: 5.89 ft at 12:45PM Oct 19, 2019Observed: 5.89 ft at 1:00PM Oct 19, 2019Observed: 5.88 ft at 1:15PM Oct 19, 2019Observed: 5.88 ft at 1:30PM Oct 19, 2019Observed: 5.88 ft at 1:45PM Oct 19, 2019Observed: 5.88 ft at 2:00PM Oct 19, 2019Observed: 5.88 ft at 2:15PM Oct 19, 2019Observed: 5.88 ft at 2:30PM Oct 19, 2019Observed: 5.88 ft at 2:45PM Oct 19, 2019Observed: 5.89 ft at 3:00PM Oct 19, 2019Observed: 5.88 ft at 3:15PM Oct 19, 2019Observed: 5.88 ft at 3:30PM Oct 19, 2019Observed: 5.88 ft at 3:45PM Oct 19, 2019Observed: 5.87 ft at 4:00PM Oct 19, 2019USGS--Water Resources of the United StatesPORM4(plotting HGIR2) Graph Created (6:05PM Oct 19, 2019)ObservedLatest observed value: 5.87 ft at 4:00 PM EDT 19-Oct-2019. Flood Stage is 12 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
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 48 hours into the future from the forecast issuance time.

NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

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

Return to Area Map
Upstream Gauge - at Grand Ledge Upstream Gauge Downstream Gauge Downstream Gauge - at Ionia
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 14
Flood Stage: 12
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 12.98 ft on 04/21/1975
(2) 12.84 ft on 05/24/2004
(3) 12.62 ft on 02/23/2018
(4) 12.45 ft on 02/27/2019
(5) 12.05 ft on 03/17/1982
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.45 ft on 02/27/2019
(2) 12.62 ft on 02/23/2018
(3) 11.41 ft on 04/08/2017
(4) 8.95 ft on 04/01/2016
(5) 11.02 ft on 06/23/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.84 ft on 10/10/1963
(2) 4.00 ft on 09/13/1963
(3) 4.04 ft on 08/23/1965

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

Zoom Level:16
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Gauge LocationGauge Map Marker
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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.
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16 Expect major flooding of the business district and residential areas in the Village of Lyons and basement flooding of residences on the west side of Kent Street in Portland.
14 Expect moderate flooding of the first floor of residences and businesses in the south section of the Village of Lyons. Elizabeth, Superior, and Railroad Streets in the Village of Lyons closed due to flooding.
12 Expect minor flooding in the Village of Lyons and low lying areas adjacent to the river. Two Rivers Park in Portland flooded.
11 River is bankfull. Expect minor flooding of low areas along the river upstream and downstream of Portland.
Photos
(1) Grand River in Portland - Looking Downstream from Bridge
(2) Grand River in Portland - Looking at Confluence with Looking Glass River
(3) Grand River at Portland - Looking Downstream
(4) Grand River at Portland - Looking Upstream at Right Bank
(5) Grand River at Portland - Looking Upstream at Bridge
(6) Grand River at Portland - Looking Upstream from Bridge
(7) 2001 High water on the Grand River in Portland
(8) 2001 High water on the Grand River near Grand River Bridge in Portland
(9) 2001 Lowland flooding along the Grand River near Portland
(10) 2001 flooding of river walk in Portland
(11) 2001 Lowland flooding on the Grand River near the USGS river gage on Kent St. Bridge
(12) 2005 Ice Jam on the Grand River near Portland at the Goodwin Rd. Bridge
(13) 2005 Ice Jam on the Grand River near the Portland Municipal Dam
About This Location Collapse

Latitude: 42.856389° N, Longitude: 84.912222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 29 705 ft 717 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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NWS Information
National Weather Service
Grand Rapids Weather Forecast Office
4899 South Complex Drive SE
Grand Rapids, MI 49512-4034
(616) 949-0643
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Page last modified: 1-Mar-2019 12:35 AM
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