Mercer County, Ohio River Gauges & Water Levels | GaugeStage

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Mercer County River Gauges

1 active river gauge in Mercer County, Ohio.

St. Marys River at RockfordRFDO1

Real-time intelligence for commercial mariners and recreational boaters on the Lakes and Rivers of The United States.

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Gauge data sourced from NOAA & USGS public datasets.