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Yockanookany River near Ofahoma, MS Water Level Today

Mississippi · USGS gauge 02484500 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02484500 sits on the Yockanookany River and reads everything draining 469 square miles of the Upper Pearl basin. Its datum sits 305 feet above sea level NAVD88. Daily flow has been on record here since 1944, 82 years of it.

Where this gauge sits in the drainage

One gauged site sits upstream of here. The closest is Yockanookany River near Kosciusko, MS, reading 303 square miles. This gauge adds the 166 square miles that drain in between. Downstream the next reading comes from Pearl River at Ross Barnett Reservoir, MS at 3,050 square miles, so what passes this gauge is about 15% of the water measured there.

Normal flows here

The Yockanookany River runs a median of 123 cfs at this gauge across 82 years of record. February is the fullest month at a median 851 cfs, and September the leanest at 36 cfs. The highest daily mean on record is 40,900 cfs in 1979, and the lowest is 5.3 cfs in 1954.

Median flow by month
MonthMedian flowShare of annual median
Jan595 cfs484%
Feb851 cfs692%
Mar807 cfs656%
Apr590 cfs479%
May192 cfs156%
Jun78 cfs64%
Jul67 cfs54%
Aug51 cfs41%
Sep36 cfs29%
Oct37 cfs30%
Nov72 cfs59%
Dec314 cfs255%

Medians from the USGS daily-statistics record, 1944 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Yockanookany River reaches flood stage at this gauge at 19 feet. NWS starts watching it at 18 feet. The highest crest on record is 28.3 feet, in April 1979.

NWS flood categories
CategoryGage height
Action18 ft
Minor flooding19 ft
Moderate flooding23 ft
Major flooding25 ft
Highest crests on record
WhenCrest
April 197928.3 ft
March 195125.3 ft
May 198325.2 ft
February 202024.7 ft
March 197524.5 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge OFAM6. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02484500. Percentile context computed against the gauge's period of record. Not for navigation.

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