Chattahoochee River near Fairburn, GA Water Level Today

NWS river forecast

Forecast from the NOAA National Water Prediction Service. Issued a few times a day and only while a forecast is active. Not for navigation.

Last 30 days

About this gauge

USGS gauge 02337170 sits on the Chattahoochee River and reads everything draining 2,060 square miles of the Middle Chattahoochee-Lake Harding basin. Its datum sits 719 feet above sea level NAVD88. Daily flow has been on record here since 1965, 61 years of it.

Where this gauge sits in the drainage

Six gauged sites sit upstream of here. The closest is Chattahoochee River at GA 280, near Atlanta, GA, reading 1,590 square miles. This gauge adds the 470 square miles that drain in between. Downstream the next reading comes from Chattahoochee River above Bear Creek, near Rico, GA at 2,130 square miles, so what passes this gauge is about 97% of the water measured there. Water passing here goes on to Chattahoochee River near Whitesburg, GA and Chattahoochee River at GA 100, at Franklin, GA.

Normal flows here

The Chattahoochee River runs a median of 2,440 cfs at this gauge across 61 years of record. March is the fullest month at a median 3,420 cfs, and October the leanest at 1,990 cfs. The highest daily mean on record is 55,000 cfs in 2009, and the lowest is 890 cfs in 2002.

Medians from the USGS daily-statistics record, 1965 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Chattahoochee River reaches flood stage at this gauge at 20 feet. NWS starts watching it at 17 feet. The highest crest on record is 31.6 feet, in December 1919.

Flood categories and crest history from the NOAA National Water Prediction Service, gauge FBNG1. Stages are gage height, not depth. Not for navigation.