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Chickasawhay River at Leakesville, MS Water Level Today

Mississippi · USGS gauge 02478500 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02478500 sits on the Chickasawhay River and reads everything draining 2,690 square miles of the Lower Chickasawhay basin. Its datum sits 50 feet above sea level NAVD88. Daily flow has been on record here since 1938, 87 years of it.

Where this gauge sits in the drainage

No gauged site sits above this one on the mainstem, so this is the first published reading on the river. Downstream the next reading comes from Pascagoula River at Merrill, MS at 6,590 square miles, so what passes this gauge is about 41% of the water measured there.

Normal flows here

The Chickasawhay River runs a median of 1,455 cfs at this gauge across 87 years of record. March is the fullest month at a median 6,240 cfs, and October the leanest at 635 cfs. The highest daily mean on record is 72,600 cfs in 1961, and the lowest is 162 cfs in 1964.

Median flow by month
MonthMedian flowShare of annual median
Jan3,750 cfs258%
Feb5,600 cfs385%
Mar6,240 cfs429%
Apr5,130 cfs353%
May2,310 cfs159%
Jun1,240 cfs85%
Jul1,100 cfs76%
Aug949 cfs65%
Sep684 cfs47%
Oct635 cfs44%
Nov902 cfs62%
Dec2,310 cfs159%

Medians from the USGS daily-statistics record, 1938 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Chickasawhay River reaches flood stage at this gauge at 20 feet. NWS starts watching it at 15 feet. The highest crest on record is 38 feet, in April 1900.

NWS flood categories
CategoryGage height
Action15 ft
Minor flooding20 ft
Moderate flooding28 ft
Major flooding31 ft
Highest crests on record
WhenCrest
April 190038 ft
July 191631.5 ft
February 199031 ft
March 197930.7 ft
January 201930.4 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge LEKM6. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02478500. Percentile context computed against the gauge's period of record. Not for navigation.

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