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Ohio River at Dam 51 at Golconda, IL

Pope County, Illinois · USGS 03384500

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What this gauge represents: USGS reading for Ohio River in Pope County; conditions elsewhere on the river can differ.

How to read these numbers
Streamflow (ft³/s or CFS)

How much water moves past the gauge each second. Higher numbers mean more water is moving downstream.

Gauge height (ft)

The water-surface height at this gauge. It is useful for tracking rises, falls and flood thresholds, but it is not the river's total depth.

24-hour change

How much the latest reading has risen or fallen compared with roughly 24 hours earlier.

Historical median

The typical streamflow for this date based on USGS historical statistics. A multiple such as 3× means current flow is about three times the historical median.

River Pulse

Get Water Data's plain-language summary of current flow, historical context and recent direction.

NOAA flood stage

Official action and flood thresholds where available. These levels are specific to each gauge location.

Gauge height and flood stage are station-specific. A 12-foot reading at one gauge should not be directly compared with 12 feet at another.

OFFICIAL RIVER FORECAST

River level forecast

NOAA / NWS
Forecast issued
Forecast high30.1 ft
High expected
Flood stage40.0 ft
ObservedOfficial forecast
Forecast high remains below action stage.
ON THIS RIVER

Continue along the Ohio River

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EXPLORE

Explore the Ohio River

Checking the gauge is only the start. Find places to fish, paddle, camp and explore, plus official access and recreation information. The gauge itself isn't a public access point.

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CAMPING & RECREATION

Ohio River Islands National Wildlife Refuge

A chain of protected islands and mainland tracts along the upper Ohio with fishing, wildlife viewing and canoe/kayak access.

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CAMPING & RECREATION

Falls of the Ohio State Park

Riverfront state park at Clarksville featuring the Falls, Devonian fossil beds, fishing, trails and Ohio River access.

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CAMPING & RECREATION

Ohio–Mississippi Confluence

At Cairo, Illinois, the Ohio completes its 981-mile journey where it joins the Mississippi River.

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BOATING & NAVIGATION

Neville Ramp

Paved public ramp off U.S. 52 at Neville, Ohio, listed for trailerable recreational boats.

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STATION DETAILS

About this gauge

Site type: Stream
County: Pope County
Drainage area: 143,900 mi²
Current measurements: 1
DATA SOURCE

Official USGS station

Get Water Data organizes provisional public monitoring data from the U.S. Geological Survey.

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LIVE RIVER CONDITIONS
Ohio River at Dam 51 at Golconda, ILUSGS 03384500
STREAMFLOW—
GAUGE HEIGHT29.97 ft