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: 9:05 PM EDT 08/09/2026 | |||||||||
Location |
Flood Stage (ft.) |
Observed (ft.) |
24-Hr Change |
Crest (ft.) | Forecast for 8.0 AM | ||||
| Mon. | Tue. | Wed. | Thu. | ||||||
| Blanchard River | |||||||||
| 14.0 | 3.32 | -0.3 | - | - | - | - | - | ||
| - | 5.95 | +0.5 | - | - | - | - | - | ||
| 12.0 | 1.34 | +0.3 | 3.5 | 1.4 | 3.5 | 2.0 | 1.2 | ||
| 9.0 | 3.21 | -1.6 | - | - | - | - | - | ||
| 6.0 | 1.04 | +0.1 | - | - | - | - | - | ||
| Maumee River | |||||||||
| 17.5 | - | - | - | - | - | - | - | ||
| 11.0 | 1.96 | -0.2 | 5.6 | 2.8 | 4.0 | 5.3 | 5.3 | ||
| 13.0 | 1.56 | -0.0 | - | - | - | - | - | ||
| 14.5 | 2.01 | -0.1 | - | - | - | - | - | ||
| Portage River | |||||||||
| 11.0 | 2.1 | -0.3 | - | - | - | - | - | ||
| 12.0 | 2.36 | +0.2 | - | - | - | - | - | ||
| Sandusky River | |||||||||
| 8.5 | 0.57 | 0.0 | - | - | - | - | - | ||
| 13.0 | 1.35 | -0.0 | - | - | - | - | - | ||
| 9.0 | 1.79 | +0.3 | 2.7 | 2.4 | 2.6 | 2.4 | 2.7 | ||
| 10.0 | 1.09 | 0.0 | 1.9 | 1.3 | 1.9 | 1.7 | 1.6 | ||
| 8.5 | 2.12 | -0.0 | - | - | - | - | - | ||
| - | 2.06 | -0.1 | - | - | - | - | - | ||
| 16.5 | - | - | - | - | - | - | - | ||
| - | 3.59 | -0.0 | - | - | - | - | - | ||
| Huron River | |||||||||
| 18.0 | 6.17 | -0.4 | 8.6 | 8.2 | 7.4 | 6.2 | 5.9 | ||
| - | 1.22 | - | - | - | - | - | - | ||
| Vermilion River | |||||||||
| 9.0 | 2.33 | -0.2 | - | - | - | - | - | ||
| Black River | |||||||||
| 9.5 | 0.9 | -0.4 | - | - | - | - | - | ||
| Rocky River | |||||||||
| - | 5.76 | -0.2 | - | - | - | - | - | ||
| 17.5 | 6.65 | -0.3 | - | - | - | - | - | ||
| 14.0 | 5.56 | -0.3 | - | - | - | - | - | ||
| 8.0 | 1.32 | -0.1 | - | - | - | - | - | ||
| - | 0.52 | -0.4 | - | - | - | - | - | ||
| - | 1.06 | -0.1 | - | - | - | - | - | ||
| - | 1.72 | -0.0 | - | - | - | - | - | ||
| - | 2.39 | -0.0 | - | - | - | - | - | ||
| - | 1.56 | -0.2 | - | - | - | - | - | ||
| Cuyahoga River | |||||||||
| 7.0 | 1.8 | 0.0 | - | - | - | - | - | ||
| 10.5 | 2.5 | -0.1 | - | - | - | - | - | ||
| 12.0 | 2.44 | -0.3 | - | - | - | - | - | ||
| 17.0 | 2.97 | -0.4 | 6.0 | 5.4 | 4.7 | 3.9 | 3.6 | ||
| - | 22.6 | -0.5 | - | - | - | - | - | ||
| - | 4.78 | -0.0 | - | - | - | - | - | ||
| 9.5 | 0.9 | -0.1 | - | - | - | - | - | ||
| 13.0 | 2.99 | -0.2 | - | - | - | - | - | ||
| 9.5 | 2.45 | -0.2 | - | - | - | - | - | ||
| Chippewa Creek | |||||||||
| - | 5.23 | -0.1 | - | - | - | - | - | ||
| - | 2.41 | -0.2 | - | - | - | - | - | ||
| West Creek | |||||||||
| - | 9.03 | -0.1 | - | - | - | - | - | ||
| 10.0 | - | - | - | - | - | - | - | ||
| - | 3.19 | -0.1 | - | - | - | - | - | ||
| Mill Creek | |||||||||
| 7.5 | 1.5 | -0.0 | - | - | - | - | - | ||
| - | 1.04 | -0.0 | - | - | - | - | - | ||
| Big Creek | |||||||||
| - | 4.0 | -0.1 | - | - | - | - | - | ||
| - | 2.02 | -0.1 | - | - | - | - | - | ||
| 11.0 | 2.07 | -0.1 | - | - | - | - | - | ||
| Euclid Creek | |||||||||
| - | 0.3 | -0.1 | - | - | - | - | - | ||
| - | 1.41 | 0.0 | - | - | - | - | - | ||
| - | 2.46 | -0.0 | - | - | - | - | - | ||
| - | 1.9 | -0.0 | - | - | - | - | - | ||
| Chagrin River | |||||||||
| 12.0 | 3.7 | +0.1 | - | - | - | - | - | ||
| - | 6.5 | -0.0 | - | - | - | - | - | ||
| - | 0.77 | 0.0 | - | - | - | - | - | ||
| Grand River | |||||||||
| 12.5 | 1.89 | +0.1 | 2.0 | 2.0 | 1.9 | 1.8 | 1.8 | ||
| Conneaut Creek | |||||||||
| - | 1.59 | 0.0 | - | - | - | - | - | ||
| Walnut Creek | |||||||||
| - | 1.46 | -0.0 | - | - | - | - | - | ||
| - | 3.16 | -0.0 | - | - | - | - | - | ||
| Scioto River | |||||||||
| 12.0 | 1.59 | +0.1 | - | - | - | - | - | ||
| 12.0 | 1.24 | 0.0 | - | - | - | - | - | ||
| - | 1.93 | +0.1 | - | - | - | - | - | ||
| 9.0 | 1.81 | -0.1 | - | - | - | - | - | ||
| Kokosing River | |||||||||
| - | 21.25 | -0.0 | - | - | - | - | - | ||
| 14.0 | 2.33 | -0.0 | - | - | - | - | - | ||
| Mohican River | |||||||||
| 15.5 | 5.83 | -0.3 | - | - | - | - | - | ||
| 1007.0 | 997.28 | 0.0 | - | - | - | - | - | ||
| 1000.0 | 983.76 | 0.0 | - | - | - | - | - | ||
| 10.0 | 3.44 | -0.9 | - | - | - | - | - | ||
| - | 4.97 | -0.1 | - | - | - | - | - | ||
| - | 4.16 | -0.3 | - | - | - | - | - | ||
| - | 6.46 | -0.3 | - | - | - | - | - | ||
| 12.0 | 2.07 | -0.2 | - | - | - | - | - | ||
| - | 1020.32 | +0.2 | - | - | - | - | - | ||
| - | 968.12 | +0.1 | - | - | - | - | - | ||
| - | 934.58 | -0.7 | - | - | - | - | - | ||
| 944.0 | 934.37 | -0.6 | - | - | - | - | - | ||
| Killbuck Creek | |||||||||
| 15.0 | 7.6 | +0.5 | 8.4 | 7.7 | 8.1 | 7.5 | 7.3 | ||
| - | 4.38 | -0.0 | - | - | - | - | - | ||
| Tuscarawas River | |||||||||
| 13.0 | 3.06 | -0.1 | - | - | - | - | - | ||
| 18.0 | 8.6 | -0.1 | - | - | - | - | - | ||
| 16.0 | 5.19 | -0.3 | - | - | - | - | - | ||
| - | 5.02 | -0.3 | - | - | - | - | - | ||
| - | 5.12 | -0.3 | - | - | - | - | - | ||
| 19.5 | 1.37 | -0.0 | - | - | - | - | - | ||
| - | 1.0 | 0.0 | - | - | - | - | - | ||
| - | 3.91 | -0.0 | - | - | - | - | - | ||
| - | 1.5 | -0.1 | - | - | - | - | - | ||
| - | 4.98 | -0.3 | - | - | - | - | - | ||
| Nimishillen Creek | |||||||||
| 9.5 | 3.94 | -0.1 | - | - | - | - | - | ||
| 9.0 | 3.56 | -0.0 | - | - | - | - | - | ||
| 6.0 | 1.27 | -0.0 | - | - | - | - | - | ||
| 11.0 | 3.73 | -0.0 | - | - | - | - | - | ||
| 10.0 | 3.89 | -0.0 | - | - | - | - | - | ||
| 8.0 | 1.8 | -0.0 | - | - | - | - | - | ||
| - | 5.24 | -0.0 | - | - | - | - | - | ||
| Mahoning River | |||||||||
| - | 4.06 | 0.0 | - | - | - | - | - | ||
| 1031.31 | 1021.61 | -0.1 | - | - | - | - | - | ||
| 5.36 | 2.27 | 0.0 | - | - | - | - | - | ||
| 950.43 | 947.41 | -0.0 | - | - | - | - | - | ||
| - | 1.68 | -0.1 | - | - | - | - | - | ||
| 992.55 | 983.04 | -0.1 | - | - | - | - | - | ||
| 9.6 | 3.03 | 0.0 | - | - | - | - | - | ||
| 9.5 | 3.95 | -0.1 | - | - | - | - | - | ||
| 12.5 | 3.16 | -0.0 | 4.2 | 3.5 | 3.6 | 3.2 | 3.3 | ||
| 10.0 | 2.23 | -0.1 | - | - | - | - | - | ||
| - | 4.31 | 0.0 | - | - | - | - | - | ||
| 903.33 | 899.34 | -0.0 | - | - | - | - | - | ||
| 4.5 | 1.72 | 0.0 | - | - | - | - | - | ||
| 14.0 | 3.57 | -0.2 | - | - | - | - | - | ||
| - | 2.92 | -0.2 | - | - | - | - | - | ||
| 12.0 | 4.08 | -0.0 | - | - | - | - | - | ||
| Pymatuning Creek | |||||||||
| - | 4.55 | 0.0 | - | - | - | - | - | ||
| - | 4.7 | 0.0 | - | - | - | - | - | ||
| French Creek | |||||||||
| 13.0 | 3.56 | -0.1 | - | - | - | - | - | ||
| - | 4.16 | 0.0 | - | - | - | - | - | ||
| 1277.7 | -1.0 | 0.0 | - | - | - | - | - | ||
| 10.2 | 2.39 | +0.2 | - | - | - | - | - | ||
| - | 2.52 | +0.6 | - | - | - | - | - | ||
| - | 6.52 | +0.3 | - | - | - | - | - | ||
| 1208.37 | 1182.39 | +0.6 | - | - | - | - | - | ||
| 10.6 | 7.2 | -0.0 | - | - | - | - | - | ||
| 14.0 | 2.54 | +0.5 | 2.5 | 2.3 | 2.1 | 2.0 | 2.0 | ||