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: 8:05 PM EDT 10/31/2025 | |||||||||
Location |
Flood Stage (ft.) |
Observed (ft.) |
24-Hr Change |
Crest (ft.) | Forecast for 8.0 AM | ||||
| Sat. | Sun. | Mon. | Tue. | ||||||
| Blanchard River | |||||||||
| 14.0 | 2.88 | 0.0 | - | - | - | - | - | ||
| - | 5.28 | 0.0 | - | - | - | - | - | ||
| 12.0 | 1.03 | 0.0 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | ||
| 9.0 | 2.59 | 0.0 | - | - | - | - | - | ||
| 6.0 | 0.51 | 0.0 | - | - | - | - | - | ||
| Maumee River | |||||||||
| 17.5 | - | - | - | - | - | - | - | ||
| 11.0 | 1.67 | 0.0 | 1.7 | 1.7 | 1.6 | 1.6 | 1.6 | ||
| 13.0 | 1.59 | 0.0 | - | - | - | - | - | ||
| 14.5 | 2.31 | 0.0 | - | - | - | - | - | ||
| Portage River | |||||||||
| 11.0 | 1.71 | 0.0 | - | - | - | - | - | ||
| 12.0 | 1.98 | 0.0 | - | - | - | - | - | ||
| Sandusky River | |||||||||
| 8.5 | 1.7 | 0.0 | - | - | - | - | - | ||
| 13.0 | 2.23 | 0.0 | - | - | - | - | - | ||
| 9.0 | 1.29 | 0.0 | 1.8 | 1.6 | 1.4 | 1.3 | 1.3 | ||
| 10.0 | 1.05 | 0.0 | 1.3 | 1.2 | 1.1 | 1.0 | 1.0 | ||
| 8.5 | 2.09 | 0.0 | - | - | - | - | - | ||
| - | 1.96 | 0.0 | - | - | - | - | - | ||
| 16.5 | 3.06 | 0.0 | - | - | - | - | - | ||
| - | 3.75 | 0.0 | - | - | - | - | - | ||
| Huron River | |||||||||
| 18.0 | 7.32 | 0.0 | 6.2 | 5.8 | 5.8 | 5.8 | 5.8 | ||
| - | 1.72 | 0.0 | - | - | - | - | - | ||
| Vermilion River | |||||||||
| 9.0 | 2.43 | 0.0 | - | - | - | - | - | ||
| Black River | |||||||||
| 9.5 | 2.01 | 0.0 | - | - | - | - | - | ||
| Rocky River | |||||||||
| - | 6.76 | 0.0 | - | - | - | - | - | ||
| 17.5 | 8.42 | 0.0 | - | - | - | - | - | ||
| 14.0 | 6.74 | 0.0 | - | - | - | - | - | ||
| 8.0 | 2.5 | 0.0 | - | - | - | - | - | ||
| - | 1.24 | 0.0 | - | - | - | - | - | ||
| - | 1.58 | 0.0 | - | - | - | - | - | ||
| - | 1.95 | 0.0 | - | - | - | - | - | ||
| - | 2.74 | 0.0 | - | - | - | - | - | ||
| - | 2.32 | 0.0 | - | - | - | - | - | ||
| Cuyahoga River | |||||||||
| 7.0 | 2.32 | 0.0 | - | - | - | - | - | ||
| 10.5 | 3.75 | 0.0 | - | - | - | - | - | ||
| 12.0 | 4.19 | 0.0 | - | - | - | - | - | ||
| 17.0 | 5.71 | 0.0 | 6.6 | 5.0 | 4.5 | 4.2 | 3.9 | ||
| - | 23.9 | 0.0 | - | - | - | - | - | ||
| - | 3.5 | 0.0 | - | - | - | - | - | ||
| 9.5 | 1.36 | 0.0 | - | - | - | - | - | ||
| 13.0 | 3.79 | 0.0 | - | - | - | - | - | ||
| 9.5 | 3.72 | 0.0 | - | - | - | - | - | ||
| Chippewa Creek | |||||||||
| - | 5.51 | 0.0 | - | - | - | - | - | ||
| - | - | - | - | - | - | - | - | ||
| West Creek | |||||||||
| - | 9.2 | 0.0 | - | - | - | - | - | ||
| 10.0 | 4.66 | 0.0 | - | - | - | - | - | ||
| - | 3.49 | 0.0 | - | - | - | - | - | ||
| Mill Creek | |||||||||
| 7.5 | 1.7 | 0.0 | - | - | - | - | - | ||
| - | 1.37 | 0.0 | - | - | - | - | - | ||
| Big Creek | |||||||||
| - | 4.31 | 0.0 | - | - | - | - | - | ||
| - | 2.5 | 0.0 | - | - | - | - | - | ||
| 11.0 | 2.28 | 0.0 | - | - | - | - | - | ||
| Euclid Creek | |||||||||
| - | 0.55 | 0.0 | - | - | - | - | - | ||
| - | 1.61 | 0.0 | - | - | - | - | - | ||
| - | 2.42 | 0.0 | - | - | - | - | - | ||
| - | 2.08 | 0.0 | - | - | - | - | - | ||
| Chagrin River | |||||||||
| 12.0 | 4.77 | 0.0 | - | - | - | - | - | ||
| - | 6.82 | 0.0 | - | - | - | - | - | ||
| - | 0.84 | 0.0 | - | - | - | - | - | ||
| Grand River | |||||||||
| 12.5 | 7.24 | 0.0 | 7.4 | 5.7 | 5.2 | 4.9 | 4.7 | ||
| Conneaut Creek | |||||||||
| - | 5.61 | 0.0 | - | - | - | - | - | ||
| Walnut Creek | |||||||||
| - | 1.93 | 0.0 | - | - | - | - | - | ||
| - | 3.77 | 0.0 | - | - | - | - | - | ||
| Scioto River | |||||||||
| 12.0 | 1.75 | 0.0 | - | - | - | - | - | ||
| 12.0 | 1.75 | 0.0 | - | - | - | - | - | ||
| - | 2.05 | 0.0 | - | - | - | - | - | ||
| 9.0 | 2.34 | 0.0 | - | - | - | - | - | ||
| Kokosing River | |||||||||
| - | 21.36 | 0.0 | - | - | - | - | - | ||
| 14.0 | 2.4 | 0.0 | - | - | - | - | - | ||
| Mohican River | |||||||||
| 15.5 | 6.11 | 0.0 | - | - | - | - | - | ||
| 1007.0 | 996.89 | 0.0 | - | - | - | - | - | ||
| 1000.0 | 984.81 | 0.0 | - | - | - | - | - | ||
| 10.0 | 4.29 | 0.0 | - | - | - | - | - | ||
| - | 5.03 | 0.0 | - | - | - | - | - | ||
| - | 4.31 | 0.0 | - | - | - | - | - | ||
| - | 7.04 | 0.0 | - | - | - | - | - | ||
| 12.0 | 1.68 | 0.0 | - | - | - | - | - | ||
| - | 1019.5 | 0.0 | - | - | - | - | - | ||
| - | 967.7 | 0.0 | - | - | - | - | - | ||
| - | 935.37 | 0.0 | - | - | - | - | - | ||
| 944.0 | 935.12 | 0.0 | - | - | - | - | - | ||
| Killbuck Creek | |||||||||
| 15.0 | 8.3 | 0.0 | 7.7 | 7.3 | 7.2 | 7.1 | 7.0 | ||
| - | 4.82 | 0.0 | - | - | - | - | - | ||
| Tuscarawas River | |||||||||
| 13.0 | 4.85 | 0.0 | - | - | - | - | - | ||
| 18.0 | 9.54 | 0.0 | - | - | - | - | - | ||
| 16.0 | 7.73 | 0.0 | - | - | - | - | - | ||
| - | 6.31 | 0.0 | - | - | - | - | - | ||
| - | 6.25 | 0.0 | - | - | - | - | - | ||
| 19.5 | 1.42 | 0.0 | - | - | - | - | - | ||
| - | 0.98 | 0.0 | - | - | - | - | - | ||
| - | 3.53 | 0.0 | - | - | - | - | - | ||
| - | 2.18 | 0.0 | - | - | - | - | - | ||
| - | 5.88 | 0.0 | - | - | - | - | - | ||
| Nimishillen Creek | |||||||||
| 9.5 | 4.56 | 0.0 | - | - | - | - | - | ||
| 9.0 | 4.08 | 0.0 | - | - | - | - | - | ||
| 6.0 | 2.23 | 0.0 | - | - | - | - | - | ||
| 11.0 | 4.49 | 0.0 | - | - | - | - | - | ||
| 10.0 | 4.48 | 0.0 | - | - | - | - | - | ||
| 8.0 | 2.08 | 0.0 | - | - | - | - | - | ||
| - | 5.92 | 0.0 | - | - | - | - | - | ||
| Mahoning River | |||||||||
| - | 4.4 | 0.0 | - | - | - | - | - | ||
| 1031.31 | 1016.87 | 0.0 | - | - | - | - | - | ||
| 5.36 | 2.8 | 0.0 | - | - | - | - | - | ||
| 950.43 | 944.54 | 0.0 | - | - | - | - | - | ||
| - | 2.25 | 0.0 | - | - | - | - | - | ||
| 992.55 | 978.48 | 0.0 | - | - | - | - | - | ||
| 9.6 | 1.78 | 0.0 | - | - | - | - | - | ||
| 9.5 | 6.74 | 0.0 | - | - | - | - | - | ||
| 12.5 | 4.3 | 0.0 | 4.9 | 4.1 | 4.2 | 4.2 | 4.2 | ||
| 10.0 | 3.19 | 0.0 | - | - | - | - | - | ||
| - | 5.96 | 0.0 | - | - | - | - | - | ||
| 903.33 | 898.2 | 0.0 | - | - | - | - | - | ||
| 4.5 | 1.18 | 0.0 | - | - | - | - | - | ||
| 14.0 | 4.3 | 0.0 | - | - | - | - | - | ||
| - | 3.72 | 0.0 | - | - | - | - | - | ||
| 12.0 | 4.46 | 0.0 | - | - | - | - | - | ||
| Pymatuning Creek | |||||||||
| - | 7.91 | 0.0 | - | - | - | - | - | ||
| - | 4.72 | 0.0 | - | - | - | - | - | ||
| French Creek | |||||||||
| 13.0 | 8.34 | 0.0 | - | - | - | - | - | ||
| - | 6.64 | 0.0 | - | - | - | - | - | ||
| 1277.7 | -1.0 | 0.0 | - | - | - | - | - | ||
| 10.2 | 4.7 | 0.0 | - | - | - | - | - | ||
| - | 5.4 | 0.0 | - | - | - | - | - | ||
| - | 6.7 | 0.0 | - | - | - | - | - | ||
| 1208.37 | 1175.07 | 0.0 | - | - | - | - | - | ||
| 10.6 | 7.7 | 0.0 | - | - | - | - | - | ||
| 14.0 | 7.05 | 0.0 | 6.9 | 6.3 | 5.8 | 5.4 | 5.1 | ||