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 06/26/2026 | |||||||||
Location |
Flood Stage (ft.) |
Observed (ft.) |
24-Hr Change |
Crest (ft.) | Forecast for 8.0 AM | ||||
| Sat. | Sun. | Mon. | Tue. | ||||||
| Blanchard River | |||||||||
| 14.0 | 3.56 | - | - | - | - | - | - | ||
| - | 6.54 | - | - | - | - | - | - | ||
| 12.0 | 2.69 | +1.4 | 2.7 | 1.4 | 1.1 | 0.9 | 0.9 | ||
| 9.0 | 5.24 | - | - | - | - | - | - | ||
| 6.0 | 2.8 | - | - | - | - | - | - | ||
| Maumee River | |||||||||
| 17.5 | - | - | - | - | - | - | - | ||
| 11.0 | 3.66 | -0.6 | 3.5 | 3.1 | 2.9 | 2.7 | 2.5 | ||
| 13.0 | 1.71 | -0.1 | - | - | - | - | - | ||
| 14.5 | 2.45 | -0.1 | - | - | - | - | - | ||
| Portage River | |||||||||
| 11.0 | 3.08 | +0.1 | - | 2.1 | 1.9 | 1.9 | |||
| 12.0 | 3.31 | +0.1 | - | - | - | - | - | ||
| Sandusky River | |||||||||
| 8.5 | 1.26 | +0.2 | - | - | - | - | - | ||
| 13.0 | 1.79 | -0.1 | - | 1.7 | 1.6 | 1.6 | |||
| 9.0 | 2.64 | -0.4 | 2.5 | 2.3 | 2.1 | 2.0 | 1.9 | ||
| 10.0 | 2.31 | +0.3 | 2.5 | 1.9 | 1.6 | 1.5 | 1.4 | ||
| 8.5 | 2.47 | -0.1 | - | - | - | - | - | ||
| - | 2.97 | - | - | - | - | - | - | ||
| 16.5 | - | - | - | - | - | - | - | ||
| - | 4.35 | +0.4 | - | - | - | - | - | ||
| Huron River | |||||||||
| 18.0 | 6.53 | -0.2 | 6.5 | 6.4 | 6.2 | 6.1 | 6.1 | ||
| - | 1.58 | -0.2 | - | - | - | - | - | ||
| Vermilion River | |||||||||
| 9.0 | 2.47 | -0.1 | - | 2.2 | 2.2 | 2.1 | |||
| Black River | |||||||||
| 9.5 | 1.33 | -0.4 | - | 1.2 | 1.1 | 1.1 | |||
| Rocky River | |||||||||
| - | 5.65 | -0.1 | - | - | - | - | - | ||
| 17.5 | 6.54 | -0.1 | - | - | - | - | - | ||
| 14.0 | 5.52 | 0.0 | - | - | - | - | - | ||
| 8.0 | 1.38 | -0.2 | - | - | - | - | - | ||
| - | 0.62 | +0.1 | - | - | - | - | - | ||
| - | 1.06 | -0.0 | - | - | - | - | - | ||
| - | 1.72 | -0.3 | - | - | - | - | - | ||
| - | 2.44 | -0.2 | - | - | - | - | - | ||
| - | 1.66 | 0.0 | - | - | - | - | - | ||
| Cuyahoga River | |||||||||
| 7.0 | 2.06 | -0.0 | - | - | - | - | - | ||
| 10.5 | 2.76 | -0.1 | - | 2.7 | 2.7 | 2.6 | |||
| 12.0 | 2.65 | -0.1 | - | 2.6 | 2.5 | 2.4 | |||
| 17.0 | 3.05 | 0.0 | 3.0 | 2.9 | 2.8 | 2.7 | 2.5 | ||
| - | 22.81 | -0.3 | - | - | - | - | - | ||
| - | 4.94 | -0.1 | - | - | - | - | - | ||
| 9.5 | 0.88 | -0.0 | - | - | - | - | - | ||
| 13.0 | 2.9 | -0.0 | - | - | - | - | - | ||
| 9.5 | 2.3 | -0.3 | - | - | - | - | - | ||
| Chippewa Creek | |||||||||
| - | 5.16 | -0.0 | - | - | - | - | - | ||
| - | 2.29 | -0.0 | - | - | - | - | - | ||
| West Creek | |||||||||
| - | 8.98 | -0.1 | - | - | - | - | - | ||
| 10.0 | - | - | - | - | - | - | - | ||
| - | 3.23 | -0.4 | - | - | - | - | - | ||
| Mill Creek | |||||||||
| 7.5 | 1.49 | -0.9 | - | - | - | - | - | ||
| - | 1.03 | -0.1 | - | - | - | - | - | ||
| Big Creek | |||||||||
| - | 3.97 | -0.6 | - | - | - | - | - | ||
| - | 2.43 | 0.0 | - | - | - | - | - | ||
| 11.0 | 2.13 | -0.0 | - | - | - | - | - | ||
| Euclid Creek | |||||||||
| - | 0.26 | -0.0 | - | - | - | - | - | ||
| - | 1.25 | -0.0 | - | - | - | - | - | ||
| - | 2.31 | 0.0 | - | - | - | - | - | ||
| - | 1.73 | -0.1 | - | - | - | - | - | ||
| Chagrin River | |||||||||
| 12.0 | 3.44 | 0.0 | - | 3.4 | 3.3 | 3.3 | |||
| - | 6.3 | -0.0 | - | - | - | - | - | ||
| - | 0.79 | -0.0 | - | - | - | - | - | ||
| Grand River | |||||||||
| 12.5 | 2.11 | -0.1 | 2.3 | 2.2 | 2.2 | 2.1 | 2.0 | ||
| Conneaut Creek | |||||||||
| - | 1.75 | -0.1 | - | - | - | - | - | ||
| Walnut Creek | |||||||||
| - | 1.51 | -0.0 | - | - | - | - | - | ||
| - | 3.24 | 0.0 | - | - | - | - | - | ||
| Scioto River | |||||||||
| 12.0 | 3.9 | +1.2 | - | - | - | - | - | ||
| 12.0 | 3.36 | +0.4 | - | - | - | - | - | ||
| - | 2.19 | +0.1 | - | - | - | - | - | ||
| 9.0 | 2.21 | -0.0 | - | - | - | - | - | ||
| Kokosing River | |||||||||
| - | 21.49 | +0.1 | - | - | - | - | - | ||
| 14.0 | 2.73 | 0.0 | - | - | - | - | - | ||
| Mohican River | |||||||||
| 15.5 | 5.99 | -0.2 | - | - | - | - | - | ||
| 1007.0 | 997.72 | -0.1 | - | - | - | - | - | ||
| 1000.0 | 984.45 | -0.1 | - | - | - | - | - | ||
| 10.0 | 3.79 | -0.0 | - | - | - | - | - | ||
| - | 4.92 | -0.1 | - | - | - | - | - | ||
| - | 4.11 | -0.1 | - | - | - | - | - | ||
| - | 6.75 | -0.1 | - | - | - | - | - | ||
| 12.0 | 2.01 | -0.1 | - | - | - | - | - | ||
| - | 1020.28 | -0.0 | - | - | - | - | - | ||
| - | 968.09 | 0.0 | - | - | - | - | - | ||
| - | 934.89 | -0.0 | - | - | - | - | - | ||
| 944.0 | 934.6 | 0.0 | - | - | - | - | - | ||
| Killbuck Creek | |||||||||
| 15.0 | 7.59 | +0.1 | 7.6 | 7.6 | 7.4 | 7.2 | 7.1 | ||
| - | 4.49 | -0.1 | - | - | - | - | - | ||
| Tuscarawas River | |||||||||
| 13.0 | 3.93 | -0.0 | - | - | - | - | - | ||
| 18.0 | 8.36 | -0.0 | - | - | - | - | - | ||
| 16.0 | 5.81 | -0.0 | - | - | - | - | - | ||
| - | 4.9 | -0.0 | - | - | - | - | - | ||
| - | 4.91 | -0.1 | - | - | - | - | - | ||
| 19.5 | 1.35 | -0.0 | - | - | - | - | - | ||
| - | 1.01 | -0.1 | - | - | - | - | - | ||
| - | 3.86 | -0.1 | - | - | - | - | - | ||
| - | 1.69 | -0.0 | - | - | - | - | - | ||
| - | 4.9 | -0.2 | - | - | - | - | - | ||
| Nimishillen Creek | |||||||||
| 9.5 | 4.04 | -0.2 | - | - | - | - | - | ||
| 9.0 | 3.8 | -0.2 | - | - | - | - | - | ||
| 6.0 | 1.53 | -0.3 | - | - | - | - | - | ||
| 11.0 | 3.89 | -0.2 | - | - | - | - | - | ||
| 10.0 | 4.07 | -0.8 | - | - | - | - | - | ||
| 8.0 | 1.55 | +0.2 | - | - | - | - | - | ||
| - | 4.83 | +0.3 | - | - | - | - | - | ||
| Mahoning River | |||||||||
| - | 3.62 | - | - | - | - | - | - | ||
| 1031.31 | 1022.94 | - | - | - | - | - | - | ||
| 5.36 | 2.28 | 0.0 | - | - | - | - | - | ||
| 950.43 | 947.56 | -0.0 | - | - | - | - | - | ||
| - | 1.61 | -0.0 | - | - | - | - | - | ||
| 992.55 | 983.85 | -0.0 | - | - | - | - | - | ||
| 9.6 | 3.52 | 0.0 | - | - | - | - | - | ||
| 9.5 | 3.97 | +0.1 | - | - | - | - | - | ||
| 12.5 | 3.06 | -0.0 | 3.3 | 3.2 | 3.2 | 3.3 | 3.3 | ||
| 10.0 | 2.27 | -0.0 | - | - | - | - | - | ||
| - | 4.37 | -0.0 | - | - | - | - | - | ||
| 903.33 | 900.5 | -0.0 | - | - | - | - | - | ||
| 4.5 | 1.75 | 0.0 | - | - | - | - | - | ||
| 14.0 | 3.55 | -0.4 | - | - | - | - | - | ||
| - | 2.94 | -0.7 | - | - | - | - | - | ||
| 12.0 | 4.12 | -0.1 | - | - | - | - | - | ||
| Pymatuning Creek | |||||||||
| - | 4.96 | -0.0 | - | - | - | - | - | ||
| - | 4.55 | -0.2 | - | - | - | - | - | ||
| French Creek | |||||||||
| 13.0 | 3.73 | 0.0 | - | - | - | - | - | ||
| - | 4.28 | -0.1 | - | - | - | - | - | ||
| 1277.7 | 1220.03 | -1.1 | - | - | - | - | - | ||
| 10.2 | 2.56 | -0.2 | - | - | - | - | - | ||
| - | 2.06 | -0.3 | - | - | - | - | - | ||
| - | 6.23 | -0.0 | - | - | - | - | - | ||
| 1208.37 | 1181.82 | -0.0 | - | - | - | - | - | ||
| 10.6 | 7.47 | 0.0 | - | - | - | - | - | ||
| 14.0 | 2.62 | -0.4 | 2.7 | 2.5 | 2.5 | 2.4 | 2.3 | ||