Olentangy River near Delaware, OH
River level and flood forecast · Delaware County
Normal1.6 ftas of Mon 3:15 PM
Flow: 27 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.
Highest crests on record
- 25.5 ft — March 25, 1913
- 14.9 ft — March 21, 1917
- 14.2 ft — February 26, 1926
- 13.1 ft — January 15, 1937
- 10.2 ft — January 21, 1959
Recent crests: 7.6 ft (July 23, 1993) · 10.2 ft (January 21, 1959) · 13.1 ft (January 15, 1937) · 14.2 ft (February 26, 1926) · 14.9 ft (March 21, 1917)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (DELO1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.