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Ohio · Steelhead Alley
Chagrin RiverFlow gauge & steelhead conditions
USGS 04209000 · at Willoughby, OH
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Reading Chagrin River
The Chagrin River station at Willoughby monitors the lower watershed. Rain across the watershed can affect the lower river after conditions change farther upstream.
Understand CFS and gauge height →Latest available USGS readings
Flow: 48.2 CFS
Observed 2026-11-02T22:00:00.000Z
Gauge height: 3.23 ft
Observed 2026-11-02T22:00:00.000Z
Latest available observations, not a continuous live measurement.
Plan with the station, not just a number
The dashboard provides historical trends, weather radar and available station sensors. Camera imagery is shown only where a verified provider feed is available. Check timestamps on readings and saved images. Provisional USGS observations may be revised; flow ranges do not establish wading safety.
Open interactive conditions dashboard →Steelhead Alley flow gauges and river guides
USGS station information for Ohio and Pennsylvania steelhead waters.