Major Flood
7.9 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
6.9 ft
Minor Flood
5.9 ft
What Floods at Each Level
10 ft
(Mean Lower Low Water (MLLW)) The level reached on October 29, 2012 during Post Tropical Cyclone Sandy.
8.9 ft
(MLLW) The level reached on March 6, 1962.
7.9 ft
(MLLW) MAJOR FLOODING. At this level, flooding starts to become severe enough to begin causing structural damage along with widespread flooding of roadways in Pleasantville, Egg Harbor Township, Atlantic City and Ventnor. Vulnerable homes and businesses may be severely damaged as water levels rise further above this threshold. Numerous roads become impassable and some neighborhoods may be isolated. The flood waters become a danger to anyone who attempts to cross on foot or in a vehicle.
6.9 ft
(MLLW) MODERATE FLOODING. At this level, widespread flooding of roadways begins with many roads becoming impassable in Pleasantville, Egg Harbor Township, Atlantic City and Ventnor. Lives may be at risk when people put themselves in harm's way. Some damage to vulnerable structures may begin to occur. COASTAL FLOOD WARNING LEVEL.
6.7 ft
(MLLW) Flooding begins in Pleasantville.
6.2 ft
(MLLW) COASTAL FLOOD ADVISORY LEVEL.
6.1 ft
(MLLW) Flooding begins along the back bays in Atlantic City and Ventnor. Flooding begins on the Black Horse Pike (US Routes 40 and 322) in West Atlantic City.
5.9 ft
(MLLW) MINOR FLOODING.
5.7 ft
(MLLW) Flooding begins at the most susceptible locations in West Atlantic City.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Oct 28, 2012 | 10 ft | — |
| Mar 5, 1962 | 8.9 ft | — |
| Oct 26, 2018 | 7.8 ft | — |
About This Gauge
USGS Site
NWS LID
ALCN4
River
Inside Thorofare
County
Atlantic, NJ
Coordinates
39.3536°N, 74.4569°W
Get Flood Alerts for Inside Thorofare
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 Inside Thorofare at Atlantic City (IN MLLW)?
The Inside Thorofare at Atlantic City (IN MLLW) gauge is maintained by USGS (site 01410560) 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 Inside Thorofare at Atlantic City (IN MLLW)?
The NWS-defined flood stage for Inside Thorofare at Atlantic City (IN MLLW) is 5.9 feet. Action stage begins at N/A feet. Moderate flooding starts at 6.9 feet, and major flooding at 7.9 feet.
How do I get alerts when Inside Thorofare rises?
Download StormCast free on Google Play, go to River Gauges, and add Inside Thorofare at Atlantic City (IN MLLW) 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 Inside Thorofare at Atlantic City (IN MLLW) gauge located?
The gauge is located in Atlantic County, New Jersey at coordinates 39.3536°N, 74.4569°W. USGS site number: 01410560. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- <style type="text/css"> .style1 {background-color: #FFFF00;}</style>Please refer to our <style type="text/css"> .style1 { background-color: #FFFF00;} .style2 {background-color: #FFFF00;} </style> <a href="http://forecast.weather.gov/product.php?site=NWS&issuedby=PHI&product=CFW&format=CI&version=1&glossary=0"> <span class="style1">Coastal Hazard Message</span></a> for specific information regarding Coastal Flood Watches, Warnings and Advisories. During tropical cyclones, please refer<a href="https://forecast.weather.gov/product.php?site=NWS&issuedby=PHI&product=TCV&format=CI&version=1&glossary=1"> <span class="style2">here</span></a> for additional storm surge information.
- Flood impacts are based on long-term averages. Actual impacts from any tidal flooding event may vary due to factors such as rainfall, wave action, and the number of tide cycles during which there is an onshore flow.