Coosa River at Mayos Bar Lock and Dam near Rome

1. 37.00 ftMajor flooding occurs with widespread inundation flooding along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. Flood waters will completely cover the large parking lot...picnic table pavilion...campground areas and the Lock and Dam Road from 2 to 6 feet deep. A home off of Blacks Bluff Road will be flooded one to two feet deep. The water level will be two feet deep in the USGS gage house with a loss of data transmission.
2. 35.00 ftMajor flooding begins. Widespread inundation flooding occurs along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. Flood waters will completely cover the large parking lot...a picnic table pavilion...campground areas and Lock and Dam Road. A home off of Blacks Bluff Road will begin to flood. The water level will reach the bottom of the USGS gage house with a possible data transmission loss.
3. 33.00 ftSignificant flooding continues to expand further into the woodlands...fields and pastures along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. The old Lock and Dam structure will be under 4 feet of water. Flood waters around one foot deep will cover a large portion of the parking lot...a picnic table pavilion and campground areas. A home off of Blacks Bluff Road will be surrounded by flood waters.
4. 31.00 ftModerate flooding begins. Significant flooding occurs in the woodlands...fields and pastures along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. The old Lock and Dam structure will be under two feet of water. Flood waters will reach low portions of the large parking lot and approach a picnic table pavilion. The side yard of a home off of Blacks Bluff Road will be flooded.
5. 29.00 ftMinor flooding continues to expand further into the woodlands...fields and pastures along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. The water will reach the top of the old Lock and Dam structure.
6. 26.00 ftMinor flooding continues in the woodlands...fields and pastures along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. The boat ramp will be completely under water at Lock and Dam park.
7. 24.00 ftMinor flooding begins of the woodlands...fields and pastures along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post. The boat ramp will be mostly under water at the Lock and Dam park.
8. 21.00 ftBankfull conditions are reached along the river upstream and downstream from the gage on the old Lock and Dam behind the Trading Post.

Most recent crests

• April 8, 2025: 25.52 ft
• February 14, 2025: 27.48 ft
• September 28, 2024: 25.36 ft
• April 9, 2023: 24.17 ft
• January 5, 2023: 26.30 ft
• February 7, 2022: 24.77 ft
• May 6, 2021: 25.42 ft
• March 27, 2021: 30.00 ft
• April 15, 2020: 25.90 ft
• March 26, 2020: 27.22 ft

• Coosa River at Plant Hammond
• Oostanaula River at US 27 at Rome
• Etowah River at Coosa Valley Fairgrounds at Rome
• Etowah River at GA 1 Loop near Rome
• Oostanaula River at Rome
• Cedar Creek at Cedartown
• Coosa River at Stateline near Waterhouse
• Heath Creek at Armuchee

Forecasts by the Southeast River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. 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.