Major Flood
4.5 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: CTAF1). Live data may be limited. View on NWS AHPS →
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
3.5 ft
Minor Flood
2.5 ft
Action Stage
1.5 ft
What Floods at Each Level
8 ft
Widespread flooding in Eastpoint.
6.5 ft
US 98 floods east of Eastpoint.
5.5 ft
Bayshore Drive and Patton Drive flood.
5 ft
Water approaches US 98 east of Eastpoint.
4.5 ft
Water approaches Bayshore Drive and Patton Drive.
3.5 ft
Flooding of State Road 300 begins near the north foot of the St. George Island Bridge. Minor flooding of the Apalachicola National Estuarine Research Reserve begins.
3 ft
Water approaches some homes along Patton Drive.
2.5 ft
Water begins approaching State Road 300 near the north foot of the St. George Island Bridge.
1.5 ft
Wetland flooding begins south of Bayshore Drive.
Impact statements from the National Weather Service, describing what typically happens at each water level.
Low-Water Impacts
5 ft
Stage needed to inundate designated Gulf Sturgeon critical habitat below Jim Woodruff Lock and Dam.
3 ft
Temporary (not sustainable) operating level for of Scholz Power Plant
What happens as water levels drop, per the National Weather Service.
7-Day Water Level Chart
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About This Gauge
NWS LID
CTAF1
River
Apalachicola Bay
County
Franklin, FL
Coordinates
29.7240°N, 84.8859°W
Get Flood Alerts for Apalachicola Bay
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Apalachicola Bay at Cat Point (in MHHW)?
The Apalachicola Bay at Cat Point (in MHHW) gauge is maintained by USGS and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Apalachicola Bay at Cat Point (in MHHW)?
The NWS-defined flood stage for Apalachicola Bay at Cat Point (in MHHW) is 2.5 feet. Action stage begins at 1.5 feet. Moderate flooding starts at 3.5 feet, and major flooding at 4.5 feet.
How do I get alerts when Apalachicola Bay rises?
Download StormCast free on Google Play, go to River Gauges, and add Apalachicola Bay at Cat Point (in MHHW) to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Apalachicola Bay at Cat Point (in MHHW) gauge located?
The gauge is located in Franklin County, Florida at coordinates 29.7240°N, 84.8859°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: Courtesy of Florida Department of Environmental Protection
- Water levels are referenced to the Mean Higher High Water (MHHW) Datum. This datum can be used to approximate sea water inundation of normally dry ground near the coast. For specific impacts, please refer to the statements on this page.