Big Walnut Creek at Central College, OH
River level and flood forecast · Franklin County
Normal4.0 ftas of Mon 3 PM
The river is 7.7 ft below flood stage (11.7 ft).
Flow: 171 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 16 ft |
| Moderate flood stage | 14 ft |
| Flood stage | 11.7 ft |
| Action stage | 10 ft |
| Record crest (January 21, 1959) | 19.75 ft |
What floods at each level
From the National Weather Service, highest first.
- 18 ftThis is near the flood of record and the FEMA 1 percent flood area. Numerous properties in Gould Park west of Cottage Street are flooded, with flooding along Walnut View Boulevard, Cherry Bottom and Old Ridemour Roads.
- 15 ftSeveral homes are flooded in Gould Park, with Cherry Bottom Road flooded in several areas, as well as areas near Creekside Park in Gahanna.
- 14 ftFlood waters impact homes in the Gould Park area, with some residents cut off. Creekside Park in Gahanna is also flooded, as well as stretches of Cherry Bottom Road.
- 12.5 ftWater approaches some homes in the Gould Park area, with several homes incurring basement flooding. Flooding along Cherry Bottom Road occurs as well as Creekside Park in Gahanna.
- 11.7 ftFlooding of yards occurs in the Gould Park area, with some basement flooding along Walnut View Boulevard and Park Drive. Cherry Bottom Road is flooded.
- 10.5 ftFlooding encroaches along Cherry Bottom Road.
Highest crests on record
- 19.75 ft — January 21, 1959
- 16.6 ft — August 4, 1943
- 15.4 ft — February 14, 1948
- 15.3 ft — January 27, 1952
- 15.21 ft — January 6, 2005
Recent crests: 11.52 ft (May 19, 2020) · 10.8 ft (June 20, 2019) · 11.46 ft (February 16, 2018) · 10.46 ft (April 12, 2016) · 12.47 ft (June 25, 2014)
Up and down the river, and nearby
- DownstreamBig Walnut Creek at Rees, OH
- Alum Creek at Africa, OH
- Olentangy River near Worthington, OH
- Big Walnut Creek at Sunbury, OH
- Olentangy River at Herrick Drive Columbus, OH
- Blacklick Creek at Reynoldsburg, OH
- Alum Creek at Columbus, OH
- Scioto River at Columbus 5th Avenue, OH
- Scioto River near Dublin, OH
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (CSCO1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.