Big Creek near Alpharetta, GA
Is Big Creek near Alpharetta, GA flooding right now?
Big Creek near Alpharetta, GA measured 1.81 ft on 2026-11-11 12:45:00 UTC. That observation was 5.2 ft below its 7 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
1.81 ft
Streamflow
35 cfs
Minor flooding here begins at 7 ft, with major flooding at 13 ft. The highest crest on record was 13.05 ft on Wed, Feb 3, 1982.
Flood forecast
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 6 ft | 4.2 ft below |
| Minor flood | 7 ft | 5.2 ft below |
| Moderate flood | 11 ft | 9.2 ft below |
| Major flood | 13 ft | 11.2 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 13.05 ft | 1982-02-03 |
| 12.81 ft | 1990-03-17 |
| 12.54 ft | 1961-02-21 |
| 12.5 ft | 2009-09-22 |
| 12.3 ft | 1983-12-06 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Johns Creek at Buice Road, near Warsaw, GA | 4.1 mi | Fulton County |
| Johns Creek at State Bridge Road, near Warsaw, GA | 4.2 mi | Fulton County |
| Chattahoochee River above Roswell, GA | 5.2 mi | Fulton County |
| Big Creek below Hog Wallow Creek at Roswell, GA | 5.3 mi | Fulton County |
| Chattahoochee River near Norcross, GA | 5.3 mi | Gwinnett County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.