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: 12:05 AM EDT 07/19/2026 | |||||||||
Location |
Flood Stage (ft.) |
Observed (ft.) |
24-Hr Change |
Crest (ft.) | Forecast for 8.0 AM | ||||
| Mon. | Tue. | Wed. | Thu. | ||||||
| Blanchard River | |||||||||
| 14.0 | 3.98 | +0.2 | - | - | - | - | - | ||
| - | 6.24 | +0.5 | - | - | - | - | - | ||
| 12.0 | 1.96 | +0.4 | 1.6 | 1.1 | 0.9 | 0.8 | 0.8 | ||
| 9.0 | 4.58 | +1.7 | - | - | - | - | - | ||
| 6.0 | 2.41 | +0.9 | - | - | - | - | - | ||
| Maumee River | |||||||||
| 17.5 | - | - | - | - | - | - | - | ||
| 11.0 | 2.18 | -0.0 | 2.5 | 2.2 | 2.1 | 2.2 | 2.5 | ||
| 13.0 | 1.61 | -0.2 | - | - | - | - | - | ||
| 14.5 | 2.06 | -0.0 | - | - | - | - | - | ||
| Portage River | |||||||||
| 11.0 | 1.9 | -0.1 | - | - | - | - | - | ||
| 12.0 | 2.17 | -0.1 | - | - | - | - | - | ||
| Sandusky River | |||||||||
| 8.5 | 0.78 | +0.2 | - | - | - | - | - | ||
| 13.0 | 1.45 | +0.1 | - | - | - | - | - | ||
| 9.0 | 1.55 | -0.0 | 1.6 | 1.5 | 1.4 | 1.4 | 1.3 | ||
| 10.0 | 1.09 | 0.0 | 1.1 | 1.1 | 1.1 | 1.0 | 1.0 | ||
| 8.5 | 2.12 | 0.0 | - | - | - | - | - | ||
| - | 2.03 | 0.0 | - | - | - | - | - | ||
| 16.5 | - | - | - | - | - | - | - | ||
| - | 3.59 | -0.0 | - | - | - | - | - | ||
| Huron River | |||||||||
| 18.0 | 6.08 | 0.0 | 6.7 | 6.1 | 6.0 | 5.9 | 5.9 | ||
| - | 1.6 | +0.5 | - | - | - | - | - | ||
| Vermilion River | |||||||||
| 9.0 | 2.26 | +0.1 | - | - | - | - | - | ||
| Black River | |||||||||
| 9.5 | 1.3 | +0.4 | - | - | - | - | - | ||
| Rocky River | |||||||||
| - | 6.2 | +0.7 | - | - | - | - | - | ||
| 17.5 | 6.56 | +0.2 | - | - | - | - | - | ||
| 14.0 | 5.83 | +0.6 | - | - | - | - | - | ||
| 8.0 | 1.39 | +0.1 | - | - | - | - | - | ||
| - | 0.51 | +0.2 | - | - | - | - | - | ||
| - | 2.16 | +1.3 | - | - | - | - | - | ||
| - | 2.33 | +0.7 | - | - | - | - | - | ||
| - | 3.24 | +0.5 | - | - | - | - | - | ||
| - | 2.1 | +0.7 | - | - | - | - | - | ||
| Cuyahoga River | |||||||||
| 7.0 | 1.83 | -0.0 | - | - | - | - | - | ||
| 10.5 | 3.39 | +0.6 | - | - | - | - | - | ||
| 12.0 | 2.75 | +0.2 | - | - | - | - | - | ||
| 17.0 | 3.01 | +0.1 | 3.3 | 3.1 | 3.0 | 2.9 | 2.8 | ||
| - | 22.88 | +0.1 | - | - | - | - | - | ||
| - | 5.28 | +0.4 | - | - | - | - | - | ||
| 9.5 | 1.13 | +0.3 | - | - | - | - | - | ||
| 13.0 | 3.11 | +0.3 | - | - | - | - | - | ||
| 9.5 | 2.2 | +0.1 | - | - | - | - | - | ||
| Chippewa Creek | |||||||||
| - | 5.44 | +0.3 | - | - | - | - | - | ||
| - | 2.66 | +0.5 | - | - | - | - | - | ||
| West Creek | |||||||||
| - | 9.08 | +0.1 | - | - | - | - | - | ||
| 10.0 | - | - | - | - | - | - | - | ||
| - | 3.44 | +0.3 | - | - | - | - | - | ||
| Mill Creek | |||||||||
| 7.5 | 1.47 | 0.0 | - | - | - | - | - | ||
| - | 1.0 | 0.0 | - | - | - | - | - | ||
| Big Creek | |||||||||
| - | 4.37 | +0.5 | - | - | - | - | - | ||
| - | 2.85 | +0.9 | - | - | - | - | - | ||
| 11.0 | 2.61 | +0.6 | - | - | - | - | - | ||
| Euclid Creek | |||||||||
| - | 0.19 | 0.0 | - | - | - | - | - | ||
| - | 1.21 | -0.0 | - | - | - | - | - | ||
| - | 2.31 | -0.0 | - | - | - | - | - | ||
| - | 1.83 | +0.1 | - | - | - | - | - | ||
| Chagrin River | |||||||||
| 12.0 | 3.22 | -0.0 | - | - | - | - | - | ||
| - | 6.03 | 0.0 | - | - | - | - | - | ||
| - | 0.73 | 0.0 | - | - | - | - | - | ||
| Grand River | |||||||||
| 12.5 | 1.65 | -0.1 | 2.1 | 1.9 | 1.8 | 1.6 | 1.5 | ||
| Conneaut Creek | |||||||||
| - | 1.42 | 0.0 | - | - | - | - | - | ||
| Walnut Creek | |||||||||
| - | 1.85 | +0.4 | - | - | - | - | - | ||
| - | 3.37 | +0.2 | - | - | - | - | - | ||
| Scioto River | |||||||||
| 12.0 | 1.45 | 0.0 | - | - | - | - | - | ||
| 12.0 | 1.43 | 0.0 | - | - | - | - | - | ||
| - | 1.51 | +0.1 | - | - | - | - | - | ||
| 9.0 | 2.17 | +0.4 | - | - | - | - | - | ||
| Kokosing River | |||||||||
| - | 21.34 | +0.1 | - | - | - | - | - | ||
| 14.0 | 2.55 | +0.1 | - | - | - | - | - | ||
| Mohican River | |||||||||
| 15.5 | 5.78 | 0.0 | - | - | - | - | - | ||
| 1007.0 | 997.28 | -0.0 | - | - | - | - | - | ||
| 1000.0 | 983.89 | -0.1 | - | - | - | - | - | ||
| 10.0 | 3.3 | 0.0 | - | - | - | - | - | ||
| - | 5.09 | +0.2 | - | - | - | - | - | ||
| - | 4.03 | 0.0 | - | - | - | - | - | ||
| - | 6.39 | -0.0 | - | - | - | - | - | ||
| 12.0 | 2.02 | +0.1 | - | - | - | - | - | ||
| - | 1020.24 | -0.0 | - | - | - | - | - | ||
| - | 968.12 | -0.0 | - | - | - | - | - | ||
| - | 934.85 | -0.1 | - | - | - | - | - | ||
| 944.0 | 934.62 | -0.1 | - | - | - | - | - | ||
| Killbuck Creek | |||||||||
| 15.0 | 7.06 | -0.1 | 7.1 | 7.1 | 7.0 | 6.8 | 6.7 | ||
| - | 4.42 | 0.0 | - | - | - | - | - | ||
| Tuscarawas River | |||||||||
| 13.0 | 3.5 | +0.1 | - | - | - | - | - | ||
| 18.0 | 8.17 | +0.3 | - | - | - | - | - | ||
| 16.0 | 5.26 | +0.1 | - | - | - | - | - | ||
| - | 4.89 | +0.1 | - | - | - | - | - | ||
| - | 4.85 | +0.1 | - | - | - | - | - | ||
| 19.5 | 1.44 | 0.0 | - | - | - | - | - | ||
| - | 1.03 | 0.0 | - | - | - | - | - | ||
| - | 3.96 | 0.0 | - | - | - | - | - | ||
| - | 1.48 | -0.0 | - | - | - | - | - | ||
| - | 5.27 | +0.5 | - | - | - | - | - | ||
| Nimishillen Creek | |||||||||
| 9.5 | 4.36 | +0.4 | - | - | - | - | - | ||
| 9.0 | 4.12 | +0.5 | - | - | - | - | - | ||
| 6.0 | 1.46 | +0.2 | - | - | - | - | - | ||
| 11.0 | 5.06 | +1.3 | - | - | - | - | - | ||
| 10.0 | 4.87 | +1.0 | - | - | - | - | - | ||
| 8.0 | 1.39 | +0.1 | - | - | - | - | - | ||
| - | 4.52 | +0.1 | - | - | - | - | - | ||
| Mahoning River | |||||||||
| - | 3.71 | +0.1 | - | - | - | - | - | ||
| 1031.31 | 1022.82 | 0.0 | - | - | - | - | - | ||
| 5.36 | 2.3 | +0.1 | - | - | - | - | - | ||
| 950.43 | 947.46 | +0.1 | - | - | - | - | - | ||
| - | 1.81 | +0.2 | - | - | - | - | - | ||
| 992.55 | 984.14 | -0.0 | - | - | - | - | - | ||
| 9.6 | 3.0 | 0.0 | - | - | - | - | - | ||
| 9.5 | 3.94 | +0.1 | - | - | - | - | - | ||
| 12.5 | 3.16 | +0.1 | 3.4 | 3.3 | 3.3 | 3.2 | 3.4 | ||
| 10.0 | 2.3 | +0.1 | - | - | - | - | - | ||
| - | 4.25 | 0.0 | - | - | - | - | - | ||
| 903.33 | 900.16 | 0.0 | - | - | - | - | - | ||
| 4.5 | 1.83 | 0.0 | - | - | - | - | - | ||
| 14.0 | 3.69 | +0.2 | - | - | - | - | - | ||
| - | 3.17 | +0.4 | - | - | - | - | - | ||
| 12.0 | 4.26 | +0.2 | - | - | - | - | - | ||
| Pymatuning Creek | |||||||||
| - | 4.48 | +0.1 | - | - | - | - | - | ||
| - | 4.73 | 0.0 | - | - | - | - | - | ||
| French Creek | |||||||||
| 13.0 | 3.53 | +0.1 | - | - | - | - | - | ||
| - | 3.97 | +0.2 | - | - | - | - | - | ||
| 1277.7 | -1.0 | 0.0 | - | - | - | - | - | ||
| 10.2 | 2.07 | 0.0 | - | - | - | - | - | ||
| - | 1.63 | +0.2 | - | - | - | - | - | ||
| - | 6.82 | +0.7 | - | - | - | - | - | ||
| 1208.37 | 1181.91 | +0.3 | - | - | - | - | - | ||
| 10.6 | 7.2 | 0.0 | - | - | - | - | - | ||
| 14.0 | 2.42 | +0.8 | 2.5 | 2.0 | 1.9 | 1.9 | 1.9 | ||