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Rottenwood Creek at Interstate North Parkway near Smyrna

Highest listed crest 14.67 ftFlood stage 14.0 ft3 crests since 2009

The Rottenwood Creek at Interstate North Parkway near Smyrna crested above flood stage 1 time among the 3 crests the National Weather Service lists from 2009 to 2023. The highest, 14.67 ft on September 8, 2021, was minor flooding, 0.67 feet above flood stage.

The gauge

Highest listed crest
14.67 ft
September 8, 2021
Flood stage
14.0 ft
Major flooding from 23.0 ft
Crests at major
0
1 above flood stage
Most recent flood crest
September 8, 2021
14.67 ft, minor flooding
Location
Cobb County
Near Smyrna (4.0 mi), Sandy Springs (5.7 mi), Marietta (6.4 mi)

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Rottenwood Creek at Interstate North Parkway near Smyrna
Action stage10.02Aug 29, 2023The level at which the NWS or its partners begin to take action
Flood stage (minor)14.01Sep 8, 2021Minimal or no property damage, but possibly some public threat
Moderate flood stage19.00—Some inundation of structures and roads near the stream
Major flood stage23.00—Extensive inundation of structures and roads

Every listed crest

3 crests from 2009 to 2023. Filled: at or above flood stage. Hover a crest for its date and stage.

Listed crests at the Rottenwood Creek at Interstate North Parkway near Smyrna, 2009 to 2023 12141618202224ft Flood stage 14.0 ftMajor 23.0 ft Sep 21, 2009: 13.31 ft, action stage; 4,500 cubic feet per secondSep 8, 2021: 14.67 ft, minor floodingAug 29, 2023: 12.27 ft, action stage; 4,200 cubic feet per second Highest, 14.67 ft, Sep 8, 2021 201020152020

Crests at or above flood stage, by decade

Crests at or above flood stage per decade, Rottenwood Creek at Interstate North Parkway near Smyrna 2000s: 0 2010s: 0 2020s: 1 1 2000s2010s2020s
  1. 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.
  2. 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

Highest listed crests, Rottenwood Creek at Interstate North Parkway near Smyrna
1Sep 8, 202114.67+0.67Minor—
2Sep 21, 200913.31−0.69Action4,500
3Aug 29, 202312.27−1.73Action4,200

Other gauges in Cobb County

Flood gauges in Cobb County
Stilesboro Road near Acworth13.023.90 ft, Sep 21, 20091
Mack Dobbs Road near Kennesaw11.014.27 ft, Sep 21, 20090
US 41 at Atlanta14.028.59 ft, Sep 22, 20095
US Highway 78 and 278 near Mableton10.019.85 ft, Sep 22, 20090
Chastain Meadows Parkway near Kennesaw11.011.94 ft, Sep 27, 20240
Hawkins Store Road near Blackwells11.017.31 ft, Sep 21, 20090
Shallowford River near Woodstock10.019.66 ft, Sep 21, 20091
Powder Springs Road near Powder Springs11.023.20 ft, Sep 22, 20091
Clay Road near Austell12.027.40 ft, Sep 22, 20091
Powder Springs11.019.82 ft, Sep 21, 20090
GA 120 near Marietta11.013.26 ft, Sep 21, 20090
Lower Roswell Road near Marietta12.021.10 ft, Mar 30, 19776
Brownsville Road near Powder Springs13.031.45 ft, Sep 21, 20091
Northwest Austell19.037.04 ft, Sep 22, 20091
GA 120 near Roswell12.014.70 ft, Sep 21, 20090

Cobb County: every hazard · River floods across the country · Georgia

NOAA National Water Prediction Service, gauge SMAG1, 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.