River stage
Norcross, Chattahoochee River
- River level
- 2.11 ft
- Status
- Below flood stage
- 7-day change
- -0.46 ft
- Recent high
- 6.14 ft
- Recent low
- 1.79 ft
Last reported 2026-10-13 | NWS NCRG1
- 30-day change
- +0.14 ft
- Average
- 2.62 ft
- Readings
- 122
- Data span
- 122 days
- Record crest
- 27.70 ft
In brief
The Chattahoochee River at Norcross, GA read 2.11 ft on Oct 13, 2026, 7.89 ft below action stage. That is 0.14 ft higher than 30 days earlier.
Source: National Weather Service gauge NCRG1
Water 56 °F (13 °C) · 2 °F cooler than normal for this date
River level timeline
Stage threshold profile
Highest crests on record
| Rank | Crest | Date |
|---|---|---|
| 1 | 27.70 ft | 1946-01-08 |
| 2 | 27.10 ft | 1919-12-10 |
| 3 | 27.10 ft | 1919-12-13 |
| 4 | 23.40 ft | 1886-04-01 |
| 5 | 22.20 ft | 1936-04-07 |
| 6 | 22.00 ft | 1952-03-12 |
| 7 | 21.40 ft | 1915-12-30 |
| 8 | 21.30 ft | 1918-12-23 |
Flood crests recorded at this gauge by the National Weather Service.
What happens at each level
- 9.00 ft
Bankfull conditions occur along the river upstream and downstream from the gage at Georgia Highway 141 or Medlock Bridge Road. The water level reaches the top of the boat ramp of the Medlock Bridge Park in the Chattahoochee River National Recreation Area.
- 12.00 ft
Flood Stage is reached. Minor flooding begins in the woodlands and numerous residential backyards of homes along the river upstream and downstream from the gage on Georgia Highway 141 or Medlock Bridge Road. Flood waters will begin to cover a parking lot at Medlock Bridge Park in the Chattahoochee River National Recreation Area. Low lying portions of the Atlanta Athletic Club Golf Course will begin to flood.
- 14.00 ft
Minor flooding expands into the woodlands and numerous residential backyards along the river upstream and downstream from the gage on Georgia Highway 141 or Medlock Bridge Road. Portions of the Medlock Bridge Park in the Chattahoochee River National Recreation Area and the Atlanta Athletic Club Golf Course will be flooded up to two feet deep.
- 16.00 ft
Moderate flooding begins. Significant flooding occurs in the woodlands and numerous residential backyards along the river upstream and downstream from the gage on Georgia Highway 141 or Medlock Bridge Road. Flood waters begin to enter some homes on Marsh Park Drive...Vista Bluff Drive...Hershinger Close and Saint Georgen Common. Portions of the Medlock Bridge Park in the Chattahoochee River National Recreation Area and the Atlanta Athletic Club Golf Course will be flooded up to 4 feet deep.
- 18.00 ft
Significant flooding expands into the woodlands and numerous residential yards along the river upstream and downstream from the gage on Medlock Bridge Road. Flood waters affect several homes in the area including those on Marsh Park Drive...Vista Bluff Drive...Hershinger Close and Saint Georgen Common. Some access roads will begin to flood. Portions of the Medlock Bridge Park in the Chattahoochee River National Recreation Area and the Atlanta Athletic Club Golf Course will be flooded up to 6 feet deep.
- 20.00 ft
Major flooding begins with widespread inundation of property along the river upstream and downstream from the gage on Medlock Bridge Road. Flood waters affect numerous homes in the area including those on Marsh Park Drive...Vista Bluff Drive...Hershinger Close and Saint Georgen Common. Some access roads will be flooded. The Medlock Bridge Park in the Chattahoochee River National Recreation Area and large portions of the Atlanta Athletic Club Golf Course will be flooded up to 8 feet deep.
- 24.00 ft
Major flooding expands with widespread inundation of property along the river upstream and downstream from the gage on Medlock Bridge Road. Flood waters submerge numerous homes and access roads in the area including those on Marsh Park Drive...Vista Bluff Drive...Hershinger Close and Saint Georgen Common. The Medlock Bridge Road will begin to flood. Large portions of the Atlanta Athletic Club Golf Course will be flooded up to 10 feet deep.
- 28.00 ft
Record flooding not seen since January 1946 will inundate property along the river upstream and downstream from the gage on Medlock Bridge Road. Flood waters submerge numerous homes to their roofs in the area including those on Marsh Park Drive...Vista Bluff Drive...Hershinger Close and Saint Georgen Common. The Medlock Bridge Road will be under 4 feet of water. The Atlanta Athletic Club Golf Course will be flooded up to 14 feet deep.
Written by the local National Weather Service forecast office for this exact gauge.
Frequently asked questions
Is the Chattahoochee River flooding at Norcross?
No. The Chattahoochee River at Norcross is at 2.11 ft, 7.89 ft below action stage.
What is the flood stage at Norcross?
The National Weather Service sets action stage 10 ft, minor flooding 12 ft, moderate flooding 16 ft and major flooding 20 ft.
What is the highest the Chattahoochee River has been at Norcross?
The highest crest on record is 27.7 ft, on 1946-01-08.
Is the Chattahoochee River high or low right now at Norcross?
At 2.11 ft it is higher than 12% of readings over the last 122 days.
How warm is the water at Norcross, Chattahoochee River?
The water temperature at Norcross, Chattahoochee River is 56 °F (13.2 °C), measured 7:15 pm by USGS, which is 2 °F cooler than normal for this date over the past ten years. It has fallen 0.5 °F in the last 24 hours.
Stage and flood information from the NOAA National Weather Service (gauge NCRG1); daily history from the U.S. Geological Survey (site 02335000). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.