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Apalachicola River at Chattahoochee Fla Water Level Today

Florida · USGS gauge 02358000 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02358000 sits on the Apalachicola River and reads everything draining 17,200 square miles of the Apalachicola basin. Its datum sits essentially at sea level NGVD29. Daily flow has been on record here since 1929, 98 years of it.

Where this gauge sits in the drainage

Two gauged sites sit upstream of here. The closest is Apalachicola River below Woodruff Dam, near Sneads, FL, reading 17,100 square miles. Downstream the next reading comes from Apalachicola River near Blountstown,florida at 17,600 square miles, so what passes this gauge is about 98% of the water measured there.

Normal flows here

The Apalachicola River runs a median of 14,300 cfs at this gauge across 98 years of record. March is the fullest month at a median 30,900 cfs, and October the leanest at 10,400 cfs. The highest daily mean on record is 291,000 cfs in 1929, and the lowest is 3,900 cfs in 1988.

Median flow by month
MonthMedian flowShare of annual median
Jan22,700 cfs159%
Feb28,500 cfs199%
Mar30,900 cfs216%
Apr27,400 cfs192%
May17,700 cfs124%
Jun14,100 cfs99%
Jul13,100 cfs92%
Aug12,900 cfs90%
Sep11,000 cfs77%
Oct10,400 cfs73%
Nov10,600 cfs74%
Dec14,600 cfs102%

Medians from the USGS daily-statistics record, 1929 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Apalachicola River reaches flood stage at this gauge at 63 feet. NWS starts watching it at 56 feet. The highest crest on record is 76.6 feet, in March 1998.

NWS flood categories
CategoryGage height
Action56 ft
Minor flooding63 ft
Moderate flooding69 ft
Major flooding74 ft
Highest crests on record
WhenCrest
March 199876.6 ft
July 199476.2 ft
March 199074 ft
December 201573.3 ft
March 202071.9 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge CHAF1. Stages are gage height, not depth. Not for navigation.

Dams near this gauge

The Army Corps' Jim Woodruff Dam sits 1 mile from this gauge and its releases set what this gauge reads. The Corps publishes no release schedule for this project; its last observed release and elevations load below.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02358000. Percentile context computed against the gauge's period of record. Not for navigation.

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