Enter any address in Rockdale County, Georgia to see its FEMA flood zone
Tropical storm remnants and flash flooding are the most frequent flood-related events in Rockdale County, GA, with 13 tropical storm events and 7 flash flood events recorded over the past 30 years. For example, the remnants of Tropical Storm Marco brought 1.5 to 5 inches of rain to the area in August 2020, causing flash flooding. More recently, Tropical Storm Zeta caused widespread issues in October 2020.
National Flood Insurance Program (NFIP) claims data shows that properties in Zone A experienced the highest average payouts and water depths, with an average claim of $41,967 and water depths of 3.6 feet. While Zone X_SHADED had fewer claims, they averaged a higher water depth of 10.1 feet, though with a lower average payout of $6,725. Zone X had the most claims at 28, with an average payout of $13,241 and water depths of 2.9 feet.
Homeowners in areas designated as Zone A, and those in Zone X_SHADED, should pay particular attention to flood risk, given the higher average water depths and claim payouts observed in these zones.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
8 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Rockdale County, Georgia has recorded 28 flood-related events since 1996 according to NOAA's Storm Events Database, including 7 flash floods and 5 river or area floods. The county has received 16 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1973–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 22, 2026 |
| Hurricane Helene | Tropical Storm | Sep 24, 2024 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Hurricane Irma | Hurricane | Sep 7, 2017 |
| Severe Winter Storm | Severe Ice Storm | Feb 10, 2014 |
| Severe Storms And Flooding | Severe Storm | Sep 18, 2009 |
| Hurricane Katrina Evacuation | Hurricane | Aug 27, 2005 |
| Severe Winter Storm | Severe Storm | Jan 22, 2000 |
| Severe Storms And Flooding | Severe Storm | Feb 14, 1998 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Tropical Storm | Oct 28, 2020 | — |
| Flash Flood | Aug 25, 2020 | 0.00K |
| Flash Flood | Apr 19, 2019 | 0.00K |
| Tropical Storm | Sep 11, 2017 | 150.00K |
| Flash Flood | Dec 30, 2015 | 100.00K |
| Flash Flood | Dec 24, 2015 | 50.00K |
| Tropical Storm | Sep 4, 2011 | 0.00K |
| Flood | Sep 21, 2009 | 0.99M |
| Flood | Sep 21, 2009 | 2.01M |
| Tropical Storm | Nov 10, 2009 | 0.00K |
Tropical Storm — Oct 28, 2020
During the late evening of October 28th through the morning of October 29th, Tropical Storm Zeta swept rapidly across north Georgia producing widespread wind damage and isolated flooding across north and portions of central Georgia. Around 1.5 million customers lost electricity for some period of time, some for several days.
Flash Flood — Aug 25, 2020
Remnants of Tropical Storm Marco moving through the region caused deep tropical moisture to remain over Georgia, producing moderate to heavy showers over the metro Atlanta area through the day. Rainfall amounts of 1.5 to 3 inches were common, with isolated higher amounts of 3 to 5 inches producing flash flooding in south metro Atlanta.
Flash Flood — Apr 19, 2019
Another in a series of deep upper-level troughs and its associated surface low and cold front moved through the region. Marginal instability but moderate to high shear and strong dynamics resulted in a line of strong thunderstorms, with isolated damaging winds and a few tornadoes, that swept through north and central Georgia during the morning. Training storms and ample moisture produced a swat...
Tropical Storm — Sep 11, 2017
On the morning of August 30th Tropical Storm Irma developed rapidly over the eastern Atlantic Ocean, just west of the Cape Verde Islands. Tropical Irma quickly strengthened as it moved west, reaching hurricane strength by the morning of August 31st. Hurricane Irma continued to move steadily westward across the Atlantic Ocean, intensifying to category 4 storm on the Saffir-Simpson scale as it ap...
Flash Flood — Dec 30, 2015
Once again, persistent, deep and strong southwesterly upper-level flow across the eastern U.S. resulted in an extremely moist and moderately unstable atmosphere over North and Central Georgia. A stalled frontal boundary and a series of short waves in the southwesterly upper flow resulted in multiple rounds of heavy rain, and strong to severe thunderstorms, with widespread flash flooding and an ...
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Rockdale County, Georgia:
AE High Risk — 1% annual chance of flooding. Insurance required.
VE Very High Risk — Coastal flooding with wave action.
X (Shaded) Moderate Risk — 500-year floodplain.
X Low Risk — Outside major floodplains.
Properties in Rockdale County, Georgia that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.
Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.