South River at Forrest Park Road at Atlanta
Highest listed crest 16.62 ftFlood stage 15.0 ft6 crests since 2003
The South River at Forrest Park Road at Atlanta crested above flood stage 5 times among the 6 crests the National Weather Service lists from 2003 to 2024. The highest, 16.62 ft on September 19, 2009, was minor flooding, 1.62 feet above flood stage. 2 other gauges on the South River crested above flood stage within a week of it.
The gauge
- Highest listed crest
- 16.62 ft
- September 19, 2009
- Flood stage
- 15.0 ft
- Major flooding from 21.0 ft
- Crests at major
- 0
- 5 above flood stage
- Most recent flood crest
- September 27, 2024
- 15.43 ft, minor flooding
Flood stages
The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.
| Action stage | 12.0 | 1 | May 6, 2003 |
| Flood stage (minor) | 15.0 | 5 | Sep 27, 2024 |
| Moderate flood stage | 18.0 | 0 | — |
| Major flood stage | 21.0 | 0 | — |
Every listed crest
6 crests from 2003 to 2024. Filled: at or above flood stage. Hover a crest for its date and stage.
Crests at or above flood stage, by decade
- These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
- Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.
Highest crests
| 1 | Sep 19, 2009 | 16.62 | +1.62 | Minor |
| 2 | Jul 11, 2005 | 16.33 | +1.33 | Minor |
| 3 | Sep 16, 2004 | 16.21 | +1.21 | Minor |
| 4 | Dec 24, 2015 | 15.72 | +0.72 | Minor |
| 5 | Sep 27, 2024 | 15.43 | +0.43 | Minor |
| 6 | May 6, 2003 | 13.89 | −1.11 | Action |
The worst floods along the South River
For this gauge's highest crests, the other gauges on the South River that crested above flood stage within a week.
September 19, 2009: 16.62 ft here, minor flooding
- Klondike Road near LithoniaGA · Sep 22, 2009 · 13.55 ft · Minor
- GA 81 at Snapping ShoalsGA · Sep 22, 2009 · 13.18 ft · Minor
July 11, 2005: 16.33 ft here, minor flooding
- Klondike Road near LithoniaGA · Jul 7, 2005 · 12.48 ft · Minor
September 16, 2004: 16.21 ft here, minor flooding
- Klondike Road near LithoniaGA · Sep 17, 2004 · 12.54 ft · Minor
Gauges on the South River
In USGS station-number order, which runs downstream within a river basin.
| Forrest Park Road at Atlanta this gauge | GA | 16.62 ft, Sep 19, 2009 | 0 |
| Bouldercrest Road at Atlanta | GA | 16.01 ft, Sep 27, 2024 | 0 |
| Flakes Mill Road near Snapfinger | GA | 21.42 ft, Sep 27, 2024 | 0 |
| Klondike Road near Lithonia | GA | 15.42 ft, Sep 27, 2024 | 0 |
| GA 81 at Snapping Shoals | GA | 16.41 ft, Sep 28, 2024 | 0 |
Other gauges in Fulton County
| Hog Wallow at Roswell | 15.41 ft, Sep 22, 2009 | 0 |
| Alpharetta | 13.05 ft, Feb 3, 1982 | 1 |
| Roswell | 11.96 ft, Sep 21, 2009 | 0 |
| Atlanta | 29.00 ft, Dec 10, 1919 | 13 |
| GA 280 near Atlanta | 35.98 ft, Sep 22, 2009 | 3 |
| Highway 141 near Norcross | 27.70 ft, Jan 8, 1946 | 13 |
| Morgan Falls Dam near Roswell | 827.01 ft, Sep 22, 2009 | 1 |
| Rickenbacker Drive at Atlanta | 15.50 ft, Dec 1, 1973 | 8 |
| West Wesley Road at Atlanta | 25.46 ft, Sep 22, 2009 | 3 |
| Atlanta | 25.80 ft, Dec 9, 1919 | 9 |
| Jackson Parkway at Atlanta | 18.03 ft, Mar 13, 1975 | 0 |
| Atlanta | 15.95 ft, Mar 13, 2019 | 0 |
| Great Southwest Parkway near Atlanta | 27.89 ft, Sep 22, 2009 | 1 |
| Defoors Ferry Road at Atlanta | 23.61 ft, Sep 22, 2009 | 1 |
Fulton County: every hazard · River floods across the country · Georgia
NOAA National Water Prediction Service, gauge STHG1, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.