River Conditions
Illustrated map of Grand Lake St Marys

River stage

Claridon, Olentangy River

River level
1.47 ft
Status
Below flood stage
7-day change
-0.07 ft
Recent high
7.87 ft
Recent low
1.32 ft

Last reported 2026-10-13 | NWS CRDO1

30-day change
-0.23 ft
Average
1.93 ft
Readings
122
Data span
122 days

In brief

The Olentangy River at Claridon, OH read 1.47 ft on Oct 13, 2026, 6.53 ft below action stage. That is 0.23 ft lower than 30 days earlier.

Source: National Weather Service gauge CRDO1

River level timeline

1.12.02.93.84.7SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13HIGH 4.29LOW 1.461.47 ftLAST READING

Stage threshold profile

Action stage 8.00 ft CURRENT 1.47 ft

Frequently asked questions

Is the Olentangy River flooding at Claridon?

No. The Olentangy River at Claridon is at 1.47 ft, 6.53 ft below action stage.

What is the flood stage at Claridon?

Action stage 8 ft is the first threshold.

What is the highest the Olentangy River has been at Claridon?

The highest recent USGS reading is 7.87 ft on 2026-08-17.

Is the Olentangy River high or low right now at Claridon?

At 1.47 ft it is higher than 15% of readings over the last 122 days.

Stage and flood information from the NOAA National Weather Service (gauge CRDO1); daily history from the U.S. Geological Survey (site 03223000). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.