Clarion River River Levels

Last Updated: February 12, 2026

The Clarion River is a 110-mile-long river located in western Pennsylvania, United States.


Summary

Total streamflow across the Clarion River was last observed at 353 cfs, and is expected to yield approximately 700 acre-ft of water today; about 6% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 5,588 cfs, with recent peaks last observed on 2014-05-22 when daily discharge volume was observed at 76,850 cfs.

Maximum discharge along the river is currently at the Clarion River At Cooksburg reporting a streamflow rate of 1,140 cfs. This is also the highest stage along the Clarion River, with a gauge stage of 3.6 ft at this location. This river is monitored from 4 different streamgauging stations along the Clarion River, the highest being situated at an altitude of 1,426 ft, the Clarion River At Johnsonburg.




15-Day Weather Outlook


River Details

Last Updated 2026-01-28
Discharge Volume 700 ACRE-FT
Streamflow 353.0 cfs
-218.0 cfs (-38.18%)
Percent of Normal 6.32%
Maximum 76,850.0 cfs
2014-05-22
Seasonal Avg 5,588 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Clarion River At Johnsonburg
USGS 03028500
254 cfs 1.86 ft -9.29
Clarion River At Ridgway
USGS 03029000
353 cfs 3.17 ft 11.36
Clarion River At Cooksburg
USGS 03029500
1140 cfs 3.6 ft 22.45
Clarion River Near Piney
USGS 03030500
48 cfs 1.61 ft -2.62
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Clarion River is a tributary of the Allegheny River, approximately 110 mi (177 km) long, in west central Pennsylvania in the United States. It drains a rugged area of the Allegheny Plateau in the Ohio River watershed, flowing through narrow serpentine valleys and hardwood forests.