Mouse over each site to display hydrograph.
Hydrographs (showing stages and flows over time) are available through AHPS (Advanced Hydrologic Prediction Service) by clicking site names.

| River Conditions at: 10:05 AM EDT 09/19/2026 | |||||||||
Location |
Flood Stage (ft.) |
Observed (ft.) |
24-Hr Change |
Crest (ft.) | Forecast for 8.0 AM | ||||
| Sun. | Mon. | Tue. | Wed. | ||||||
| Blanchard River | |||||||||
| 14.0 | 11.45 | +0.6 | - | - | - | - | - | ||
| - | 10.8 | +1.6 | - | - | - | - | - | ||
| 12.0 | 5.99 | +0.6 | 6.9 | 3.9 | 4.1 | 3.7 | 3.0 | ||
| 9.0 | 5.21 | -1.2 | - | - | - | - | - | ||
| 6.0 | 1.37 | -0.5 | - | - | - | - | - | ||
| Maumee River | |||||||||
| 17.5 | - | - | - | 7.4 | 6.3 | 5.5 | |||
| 11.0 | 6.57 | +4.2 | 8.2 | 7.3 | 7.8 | 8.2 | 7.6 | ||
| 13.0 | 1.65 | -0.0 | - | - | - | - | - | ||
| 14.5 | 2.23 | -0.0 | - | - | - | - | - | ||
| Portage River | |||||||||
| 11.0 | 1.73 | -0.0 | - | - | - | - | - | ||
| 12.0 | 1.99 | 0.0 | - | - | - | - | - | ||
| Sandusky River | |||||||||
| 8.5 | 1.05 | -0.6 | - | - | - | - | - | ||
| 13.0 | 2.56 | -1.2 | - | - | - | - | - | ||
| 9.0 | 4.46 | -0.4 | 4.0 | 3.0 | 2.9 | 3.0 | 2.6 | ||
| 10.0 | 3.3 | +0.9 | 3.1 | 2.4 | 1.9 | 2.2 | 2.0 | ||
| 8.5 | 5.21 | 0.0 | - | - | - | - | - | ||
| - | 2.38 | +0.4 | - | - | - | - | - | ||
| 16.5 | - | - | - | - | - | - | - | ||
| - | 3.6 | 0.0 | - | - | - | - | - | ||
| Huron River | |||||||||
| 18.0 | 6.17 | +0.3 | 6.5 | 5.8 | 6.4 | 5.9 | 5.7 | ||
| - | 1.04 | -0.0 | - | - | - | - | - | ||
| Vermilion River | |||||||||
| 9.0 | 2.17 | 0.0 | - | - | - | - | - | ||
| Black River | |||||||||
| 9.5 | 1.58 | +0.8 | - | - | - | - | - | ||
| Rocky River | |||||||||
| - | 5.56 | -0.0 | - | - | - | - | - | ||
| 17.5 | 6.69 | -0.3 | - | - | - | - | - | ||
| 14.0 | 5.49 | -0.2 | - | - | - | - | - | ||
| 8.0 | 1.29 | -0.0 | - | - | - | - | - | ||
| - | 0.34 | 0.0 | - | - | - | - | - | ||
| - | 0.93 | -0.0 | - | - | - | - | - | ||
| - | 1.71 | 0.0 | - | - | - | - | - | ||
| - | 2.33 | 0.0 | - | - | - | - | - | ||
| - | 1.5 | -0.0 | - | - | - | - | - | ||
| Cuyahoga River | |||||||||
| 7.0 | 1.67 | -0.0 | - | - | - | - | - | ||
| 10.5 | 2.88 | +0.1 | - | - | - | - | - | ||
| 12.0 | 2.64 | -0.1 | - | - | - | - | - | ||
| 17.0 | 2.98 | -0.3 | 2.9 | 2.9 | 2.9 | 2.8 | 2.8 | ||
| - | 22.42 | -0.2 | - | - | - | - | - | ||
| - | 4.55 | -0.0 | - | - | - | - | - | ||
| 9.5 | 0.86 | - | - | - | - | - | - | ||
| 13.0 | 3.18 | +0.2 | - | - | - | - | - | ||
| 9.5 | 2.2 | -0.1 | - | - | - | - | - | ||
| Chippewa Creek | |||||||||
| - | 5.21 | 0.0 | - | - | - | - | - | ||
| - | 2.12 | 0.0 | - | - | - | - | - | ||
| West Creek | |||||||||
| - | 8.94 | 0.0 | - | - | - | - | - | ||
| 10.0 | - | - | - | - | - | - | - | ||
| - | 3.19 | 0.0 | - | - | - | - | - | ||
| Mill Creek | |||||||||
| 7.5 | 1.46 | -0.0 | - | - | - | - | - | ||
| - | 0.95 | -0.0 | - | - | - | - | - | ||
| Big Creek | |||||||||
| - | 3.99 | 0.0 | - | - | - | - | - | ||
| - | 1.94 | -0.0 | - | - | - | - | - | ||
| 11.0 | 2.03 | -0.0 | - | - | - | - | - | ||
| Euclid Creek | |||||||||
| - | 0.23 | -0.0 | - | - | - | - | - | ||
| - | 1.23 | -0.0 | - | - | - | - | - | ||
| - | 2.2 | -0.0 | - | - | - | - | - | ||
| - | 1.67 | -0.1 | - | - | - | - | - | ||
| Chagrin River | |||||||||
| 12.0 | 3.29 | -0.0 | - | - | - | - | - | ||
| - | 6.23 | -0.1 | - | - | - | - | - | ||
| - | 0.73 | -0.0 | - | - | - | - | - | ||
| Grand River | |||||||||
| 12.5 | 1.74 | -0.1 | 1.8 | 1.8 | 1.8 | 1.7 | 1.7 | ||
| Conneaut Creek | |||||||||
| - | 2.12 | -0.1 | - | - | - | - | - | ||
| Walnut Creek | |||||||||
| - | 1.53 | -0.1 | - | - | - | - | - | ||
| - | 3.27 | -0.0 | - | - | - | - | - | ||
| Scioto River | |||||||||
| 12.0 | 9.89 | -0.4 | 9.8 | 7.8 | 9.4 | 9.3 | 7.2 | ||
| 12.0 | 5.9 | +2.1 | - | - | - | - | - | ||
| - | 2.54 | -0.7 | - | - | - | - | - | ||
| 9.0 | 2.34 | -0.4 | - | - | - | - | - | ||
| Kokosing River | |||||||||
| - | 21.63 | -0.2 | - | - | - | - | - | ||
| 14.0 | 3.04 | -0.3 | - | 2.5 | 2.5 | ||||
| Mohican River | |||||||||
| 15.5 | 5.91 | -0.2 | - | - | - | - | - | ||
| 1007.0 | 997.54 | 0.0 | - | - | - | - | - | ||
| 1000.0 | 984.21 | +0.1 | - | - | - | - | - | ||
| 10.0 | 3.72 | -0.4 | - | - | - | - | - | ||
| - | 5.02 | -0.2 | - | - | - | - | - | ||
| - | 4.19 | -0.3 | - | - | - | - | - | ||
| - | 6.7 | -0.2 | - | - | - | - | - | ||
| 12.0 | - | - | - | - | - | - | - | ||
| - | 1021.13 | 0.0 | - | - | - | - | - | ||
| - | 968.32 | -0.0 | - | - | - | - | - | ||
| - | 934.29 | -0.4 | - | - | - | - | - | ||
| 944.0 | 934.43 | -0.3 | - | - | - | - | - | ||
| Killbuck Creek | |||||||||
| 15.0 | 7.5 | -0.8 | 8.1 | 7.1 | 8.1 | 7.6 | 7.3 | ||
| - | 4.44 | -0.0 | - | - | - | - | - | ||
| Tuscarawas River | |||||||||
| 13.0 | 4.77 | +0.6 | - | - | - | - | - | ||
| 18.0 | 8.95 | -0.4 | - | - | - | - | - | ||
| 16.0 | 6.07 | 0.0 | - | - | - | - | - | ||
| - | 5.02 | - | - | - | - | - | - | ||
| - | 4.96 | -0.3 | - | - | - | - | - | ||
| 19.5 | 1.33 | -0.0 | - | - | - | - | - | ||
| - | 1.15 | +0.1 | - | - | - | - | - | ||
| - | 3.59 | -0.0 | - | - | - | - | - | ||
| - | 1.96 | -0.1 | - | - | - | - | - | ||
| - | 5.33 | -0.3 | - | - | - | - | - | ||
| Nimishillen Creek | |||||||||
| 9.5 | 4.02 | -0.1 | - | - | - | - | - | ||
| 9.0 | 3.69 | -0.1 | - | - | - | - | - | ||
| 6.0 | 1.58 | -0.1 | - | - | - | - | - | ||
| 11.0 | 4.09 | -0.2 | - | - | - | - | - | ||
| 10.0 | 4.02 | -0.2 | - | - | - | - | - | ||
| 8.0 | 2.01 | -0.5 | - | - | - | - | - | ||
| - | 5.75 | -0.6 | - | - | - | - | - | ||
| Mahoning River | |||||||||
| - | 3.83 | -0.1 | - | - | - | - | - | ||
| 1031.31 | 1024.84 | -0.0 | - | - | - | - | - | ||
| 5.36 | 2.51 | +0.1 | - | - | - | - | - | ||
| 950.43 | 947.44 | -0.0 | - | - | - | - | - | ||
| - | 1.71 | -0.1 | - | - | - | - | - | ||
| 992.55 | 983.1 | -0.0 | - | - | - | - | - | ||
| 9.6 | 2.85 | 0.0 | - | - | - | - | - | ||
| 9.5 | 3.96 | -0.2 | - | - | - | - | - | ||
| 12.5 | 3.54 | -0.3 | 4.3 | 3.7 | 4.2 | 4.0 | 3.8 | ||
| 10.0 | 2.56 | -0.1 | - | - | - | - | - | ||
| - | 4.4 | -0.0 | - | - | - | - | - | ||
| 903.33 | 899.37 | -0.0 | - | - | - | - | - | ||
| 4.5 | 1.1 | 0.0 | - | - | - | - | - | ||
| 14.0 | 3.7 | -0.1 | - | - | - | - | - | ||
| - | 3.11 | -0.1 | - | - | - | - | - | ||
| 12.0 | 4.12 | -0.0 | - | - | - | - | - | ||
| Pymatuning Creek | |||||||||
| - | 4.95 | -0.0 | - | - | - | - | - | ||
| - | 4.93 | 0.0 | - | - | - | - | - | ||
| French Creek | |||||||||
| 13.0 | 3.79 | -0.0 | - | - | - | - | - | ||
| - | 4.54 | -0.1 | - | - | - | - | - | ||
| 1277.7 | 0.0 | 0.0 | - | - | - | - | - | ||
| 10.2 | 3.18 | -0.4 | - | - | - | - | - | ||
| - | 3.37 | -0.9 | - | - | - | - | - | ||
| - | 6.42 | -0.1 | - | - | - | - | - | ||
| 1208.37 | 1180.74 | -0.4 | - | - | - | - | - | ||
| 10.6 | 7.88 | 0.0 | - | - | - | - | - | ||
| 14.0 | 4.51 | -0.9 | 5.5 | 3.9 | 5.4 | 5.0 | 4.4 | ||