Oostanaula River at Resaca

1. 36.00 ftNear record flooding occurs with widespread inundation flooding of the woodlands...fields and pastures upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway. Downstream in Calhoun...flooding will occur on portions of North and South River Streets. A recreational area on South River Street will flood. Most textile mills in the area will not flood...because these locations have a higher elevation.
2. 33.50 ftMajor flooding begins. Widespread inundation flooding occurs of the woodlands...fields and pastures along and near the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway. Flooding of a textile mill in Calhoun will develop.
3. 32.00 ftSignificant flooding expands much further into the woodlands...fields and pastures along and near the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway. The water level will be approaching the foundation of a textile mill in Calhoun.
4. 30.00 ftSignificant flooding expands further into the woodlands...fields and pastures along the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway.
5. 28.00 ftModerate flooding begins. Significant flooding will expand further into the woodlands...fields and pastures along the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway.
6. 26.00 ftMinor flooding continues to expand further into the woodlands...fields and pastures along the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway.
7. 24.00 ftMinor flooding continues in the woodlands...fields and pastures along the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway.
8. 22.00 ftMinor flooding begins in the woodlands...fields and pastures along the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway.
9. 19.00 ftBankfull conditions are reached along the river upstream and downstream from the gage on U S Highway 41 or Battlefield Parkway.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 15, 2026.

Most recent crests

• April 3, 2021: 22.85 ft
• March 28, 2021: 26.89 ft
• April 16, 2020: 23.42 ft
• March 28, 2020: 23.02 ft
• February 9, 2020: 24.40 ft
• February 24, 2019: 26.54 ft
• December 28, 2015: 28.88 ft
• May 9, 2013: 24.15 ft
• January 19, 2013: 23.75 ft
• January 11, 2009: 22.06 ft

• DownstreamOostanaula River at Calhoun
• Conasauga River at Sloan Bridge below Dalton
• Coosawattee River at Pine Chapel Road near Resaca
• Oothkalooga Creek at GA 53 Spur at Calhoun
• Conasauga River at Tilton
• Coosawattee River at Pine Chapel / Redbud
• Coahulla Creek at Keiths Mill Road near Dalton
• Holly Creek at Chatsworth

Forecasts by the Southeast River Forecast Center. Forecasts are issued routinely year-round. Automated gauge readings are now available, courtesy of the USGS. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.