River Data
The following is a graphical representation of the depth and flow rate of the Great Miami River in Hamilton, Ohio. This graph and all information below comes directly from the National Weather Service's Advanced Hydrologic Prediction Service.
NOVICE CREWS ARE NOT PERMITTED TO ROW WHEN FLOW EXCEEDS 7.5 KCFS.
NO CREWS ARE PERMITTED TO ROW WHEN FLOW EXCEEDS 11.4 KCFS.
Remember, practice is not cancelled unless your coach/instructor contacts you. The predictions (green dots) are exactly that and rowable conditions may exist by practice time. If you are unsure, contact your coach/instructor for more information.
To see all current watches and warnings, click here.
The gage at Hamilton is reported in an unconventional manner. Click here to find out more about interpreting the depth of the Great Miami River in Hamilton, OH.
Flood Impacts
| 74 feet |
Lowland flooding begins about 1 mile north of High Street in Hamilton and near Ross...about 5 miles downstream. Evacuations become necessary near New Miami and other low lying areas in Butler County. The City of Hamilton itself is protected from river levels up to 89 feet for locations in the southern part of the city...with most of the city protected at stages up to 90 feet. |
| 75 feet | Lowland areas south of Hamilton to Ross continue to flood. Evacuations are possible near New Miami and near Ross. The City of Hamilton itself is protected from river levels up to 89 feet for locations in the southern part of the city...with most of the city protected at stages up to 90 feet. |
| 77 feet | Locations along the river mainly south of the City of Hamilton become flooded. Southern portions of the city of Hamilton are protected by flood walls up to 89 feet...with the majority of the city protected up to a stage of 90 feet. |
| 82 feet | Lowland areas in southern Butler County between State Route 128 and the Great Miami River become flooded. Flooding also occurs along the river near Ross. The City of Hamilton itself is protected from river levels up to 89 feet in the southern sections of the city...while most of the city is protected up to 90 feet. |
| 84 feet | Flooding worsens in lowland areas in southern Butler County between State Route 128 and the Great Miami River. Flooding also worsens along the river near Ross. The City of Hamilton itself is protected from river flooding up to 89 feet for locations in the southern part of the city...with most of the city protected at stages up to 90 feet. |
| 90 feet | Water reaches the top of the levee on the south side of Hamilton. Flooding will occur in portions of Hamilton...with major flooding occurring especially in communities upstream and downstream of the City of Hamilton. Communities hardest impacted will be near New Miami and Ross...where homes and businesses along the river will suffer major inundation. |