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: 1:05 PM EDT 07/17/2026 | |||||||||
Location |
Flood Stage (ft.) |
Observed (ft.) |
24-Hr Change |
Crest (ft.) | Forecast for 8.0 AM | ||||
| Sat. | Sun. | Mon. | Tue. | ||||||
| Blanchard River | |||||||||
| 14.0 | 2.6 | - | - | - | - | - | - | ||
| - | 5.77 | - | - | - | - | - | - | ||
| 12.0 | 1.05 | -0.0 | 1.0 | 1.0 | 1.0 | 0.9 | 0.9 | ||
| 9.0 | 2.73 | - | - | - | - | - | - | ||
| 6.0 | 1.11 | - | - | - | - | - | - | ||
| Maumee River | |||||||||
| 17.5 | 1.61 | 0.0 | - | - | - | - | - | ||
| 11.0 | 2.49 | +0.1 | 2.4 | 2.2 | 2.1 | 2.1 | 2.1 | ||
| 13.0 | 1.57 | -0.0 | - | - | - | - | - | ||
| 14.5 | 2.09 | 0.0 | - | - | - | - | - | ||
| Portage River | |||||||||
| 11.0 | 2.02 | -0.1 | - | - | - | - | - | ||
| 12.0 | 2.22 | -0.1 | - | - | - | - | - | ||
| Sandusky River | |||||||||
| 8.5 | 0.54 | -0.0 | - | - | - | - | - | ||
| 13.0 | 1.27 | -0.0 | - | - | - | - | - | ||
| 9.0 | 1.5 | -0.0 | 1.7 | 1.4 | 1.6 | 1.7 | 1.5 | ||
| 10.0 | 1.1 | -0.0 | 1.4 | 1.1 | 1.3 | 1.2 | 1.1 | ||
| 8.5 | 2.02 | -0.0 | - | - | - | - | - | ||
| - | 2.05 | - | - | - | - | - | - | ||
| 16.5 | - | - | - | - | - | - | - | ||
| - | 3.59 | -0.0 | - | - | - | - | - | ||
| Huron River | |||||||||
| 18.0 | 6.07 | -0.0 | 8.2 | 6.8 | 7.7 | 6.6 | 6.2 | ||
| - | 1.12 | -0.0 | - | - | - | - | - | ||
| Vermilion River | |||||||||
| 9.0 | 2.16 | -0.0 | - | - | - | - | - | ||
| Black River | |||||||||
| 9.5 | 0.91 | -0.1 | - | - | - | - | - | ||
| Rocky River | |||||||||
| - | 5.53 | -0.0 | - | - | - | - | - | ||
| 17.5 | 6.4 | -0.0 | - | - | - | - | - | ||
| 14.0 | 5.16 | -0.0 | - | - | - | - | - | ||
| 8.0 | 1.25 | -0.0 | - | - | - | - | - | ||
| - | 0.38 | 0.0 | - | - | - | - | - | ||
| - | 0.84 | -0.0 | - | - | - | - | - | ||
| - | 1.67 | 0.0 | - | - | - | - | - | ||
| - | 2.72 | 0.0 | - | - | - | - | - | ||
| - | 1.45 | -0.0 | - | - | - | - | - | ||
| Cuyahoga River | |||||||||
| 7.0 | 1.86 | -0.0 | - | - | - | - | - | ||
| 10.5 | 2.81 | -0.1 | - | - | - | - | - | ||
| 12.0 | 2.53 | -0.1 | - | - | - | - | - | ||
| 17.0 | 2.95 | -0.1 | 3.0 | 2.8 | 3.0 | 3.0 | 3.0 | ||
| - | 22.77 | -0.1 | - | - | - | - | - | ||
| - | 4.91 | -0.1 | - | - | - | - | - | ||
| 9.5 | 0.84 | 0.0 | - | - | - | - | - | ||
| 13.0 | 2.81 | -0.0 | - | - | - | - | - | ||
| 9.5 | 2.08 | 0.0 | - | - | - | - | - | ||
| Chippewa Creek | |||||||||
| - | 5.12 | 0.0 | - | - | - | - | - | ||
| - | 2.19 | -0.0 | - | - | - | - | - | ||
| West Creek | |||||||||
| - | 8.94 | 0.0 | - | - | - | - | - | ||
| 10.0 | - | - | - | - | - | - | - | ||
| - | 3.16 | 0.0 | - | - | - | - | - | ||
| Mill Creek | |||||||||
| 7.5 | 1.47 | -0.1 | - | - | - | - | - | ||
| - | 1.0 | -0.1 | - | - | - | - | - | ||
| Big Creek | |||||||||
| - | 3.92 | 0.0 | - | - | - | - | - | ||
| - | 1.91 | -0.0 | - | - | - | - | - | ||
| 11.0 | 2.03 | -0.0 | - | - | - | - | - | ||
| Euclid Creek | |||||||||
| - | 0.16 | -0.0 | - | - | - | - | - | ||
| - | 1.21 | 0.0 | - | - | - | - | - | ||
| - | 2.33 | 0.0 | - | - | - | - | - | ||
| - | 1.73 | +0.1 | - | - | - | - | - | ||
| Chagrin River | |||||||||
| 12.0 | 3.24 | 0.0 | - | - | - | - | - | ||
| - | 6.08 | 0.0 | - | - | - | - | - | ||
| - | 0.73 | 0.0 | - | - | - | - | - | ||
| Grand River | |||||||||
| 12.5 | 1.74 | -0.1 | 2.1 | 1.7 | 2.0 | 1.8 | 1.7 | ||
| Conneaut Creek | |||||||||
| - | 1.38 | 0.0 | - | - | - | - | - | ||
| Walnut Creek | |||||||||
| - | 1.45 | -0.0 | - | - | - | - | - | ||
| - | 3.13 | 0.0 | - | - | - | - | - | ||
| Scioto River | |||||||||
| 12.0 | 1.41 | -0.0 | - | - | - | - | - | ||
| 12.0 | 1.24 | -0.1 | - | - | - | - | - | ||
| - | 1.48 | -0.0 | - | - | - | - | - | ||
| 9.0 | 1.79 | -0.0 | - | - | - | - | - | ||
| Kokosing River | |||||||||
| - | 21.27 | -0.0 | - | - | - | - | - | ||
| 14.0 | 2.43 | -0.0 | - | - | - | - | - | ||
| Mohican River | |||||||||
| 15.5 | 5.73 | 0.0 | - | - | - | - | - | ||
| 1007.0 | 997.36 | -0.1 | - | - | - | - | - | ||
| 1000.0 | 983.97 | -0.1 | - | - | - | - | - | ||
| 10.0 | 3.36 | -0.1 | - | - | - | - | - | ||
| - | 4.89 | 0.0 | - | - | - | - | - | ||
| - | 3.97 | -0.0 | - | - | - | - | - | ||
| - | 6.44 | -0.0 | - | - | - | - | - | ||
| 12.0 | 1.92 | -0.0 | - | - | - | - | - | ||
| - | 1020.33 | -0.1 | - | - | - | - | - | ||
| - | 968.18 | +0.1 | - | - | - | - | - | ||
| - | 934.97 | -0.1 | - | - | - | - | - | ||
| 944.0 | 934.72 | -0.1 | - | - | - | - | - | ||
| Killbuck Creek | |||||||||
| 15.0 | 7.17 | -0.2 | 7.3 | 7.1 | 7.2 | 7.3 | 7.1 | ||
| - | 4.42 | 0.0 | - | - | - | - | - | ||
| Tuscarawas River | |||||||||
| 13.0 | 3.23 | +0.3 | - | - | - | - | - | ||
| 18.0 | 7.9 | -0.0 | - | - | - | - | - | ||
| 16.0 | 5.06 | -0.0 | - | - | - | - | - | ||
| - | 4.81 | -0.0 | - | - | - | - | - | ||
| - | 4.7 | -0.0 | - | - | - | - | - | ||
| 19.5 | 1.49 | +0.1 | - | - | - | - | - | ||
| - | 1.02 | 0.0 | - | - | - | - | - | ||
| - | 3.94 | -0.0 | - | - | - | - | - | ||
| - | 1.47 | -0.0 | - | - | - | - | - | ||
| - | 4.74 | -0.0 | - | - | - | - | - | ||
| Nimishillen Creek | |||||||||
| 9.5 | 3.96 | -0.0 | - | - | - | - | - | ||
| 9.0 | 3.6 | 0.0 | - | - | - | - | - | ||
| 6.0 | 1.3 | -0.0 | - | - | - | - | - | ||
| 11.0 | 3.74 | -0.0 | - | - | - | - | - | ||
| 10.0 | 3.9 | -0.0 | - | - | - | - | - | ||
| 8.0 | 1.34 | 0.0 | - | - | - | - | - | ||
| - | 4.46 | 0.0 | - | - | - | - | - | ||
| Mahoning River | |||||||||
| - | 3.62 | - | - | - | - | - | - | ||
| 1031.31 | 1022.86 | - | - | - | - | - | - | ||
| 5.36 | 2.28 | +0.1 | - | - | - | - | - | ||
| 950.43 | 947.43 | -0.1 | - | - | - | - | - | ||
| - | 1.62 | -0.0 | - | - | - | - | - | ||
| 992.55 | 984.2 | -0.1 | - | - | - | - | - | ||
| 9.6 | 2.99 | 0.0 | - | - | - | - | - | ||
| 9.5 | 3.85 | -0.0 | - | - | - | - | - | ||
| 12.5 | 3.04 | 0.0 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | ||
| 10.0 | 2.15 | -0.1 | - | - | - | - | - | ||
| - | 4.27 | 0.0 | - | - | - | - | - | ||
| 903.33 | 900.19 | -0.1 | - | - | - | - | - | ||
| 4.5 | 1.83 | 0.0 | - | - | - | - | - | ||
| 14.0 | 3.46 | 0.0 | - | - | - | - | - | ||
| - | 2.78 | +0.1 | - | - | - | - | - | ||
| 12.0 | 4.04 | -0.0 | - | - | - | - | - | ||
| Pymatuning Creek | |||||||||
| - | 4.42 | -0.1 | - | - | - | - | - | ||
| - | 4.72 | 0.0 | - | - | - | - | - | ||
| French Creek | |||||||||
| 13.0 | 3.46 | -0.1 | - | - | - | - | - | ||
| - | 3.82 | -0.0 | - | - | - | - | - | ||
| 1277.7 | -1.0 | 0.0 | - | - | - | - | - | ||
| 10.2 | 2.02 | 0.0 | - | - | - | - | - | ||
| - | 1.48 | -0.0 | - | - | - | - | - | ||
| - | 6.11 | 0.0 | - | - | - | - | - | ||
| 1208.37 | 1181.63 | -0.0 | - | - | - | - | - | ||
| 10.6 | 7.2 | 0.0 | - | - | - | - | - | ||
| 14.0 | 1.65 | -0.1 | 1.8 | 1.7 | 1.7 | 1.8 | 1.8 | ||