New Jersey Atlantic Coast at Atlantic City (ocean front) (IN MLLW)
New Jersey — Water Level & Flood Stage
Located in Atlantic County, New Jersey on the New Jersey Atlantic Coast. Live water level data from USGS, updated every 15 minutes.
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: ACYN4). Live data may be limited. View on NWS AHPS →
Flood Stages
Major Flood
8 ft
Moderate Flood
7 ft
Minor Flood
6 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
8.98 ft
(Mean Lower Low Water (MLLW)) The level reached on December 11, 1992.
8.84 ft
(MLLW) The level reached during the hurricane of September 14, 1944.
8.76 ft
(MLLW) The level reached during Post Tropical Cyclone Sandy on October 29, 2012.
8.57 ft
(MLLW) The level reached during Hurricane Gloria on September 27, 1985 and on October 31, 1991.
8.44 ft
(MLLW) The level reached on March 6, 1962 and during Hurricane Belle on August 9, 1976.
8.24 ft
(MLLW) The level reached on November 25, 1950.
8 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 Brigantine, Atantic City, Ventnor and Pleasantville. Vulnerable homes and businesses may be severely damaged or destroyed 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.
7 ft
(MLLW) MODERATE FLOODING. At this level, widespread flooding of roadways begins due to high water and/or wave action with many roads becoming impassable in Brigantine, Atlantic City, Ventnor and Pleasantville. 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.
6.8 ft
(MLLW) Flooding begins in Pleasantville.
6.6 ft
(MLLW) Flooding begins around Absecon Inlet in Atlantic City.
6.4 ft
(MLLW) Flooding begins on the north end of Brigantine.
6.3 ft
(MLLW) COASTAL FLOOD ADVISORY LEVEL.
6.2 ft
(MLLW) Flooding begins on the White Horse Pike (US Route 30 - Absecon Boulevard) in Atlantic City, along the back bays in Atlantic City and Ventnor, and on the Black Horse Pike (US Routes 40 and 322) in West Atlantic City.
6 ft
(MLLW) MINOR FLOODING.
5.8 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 |
|---|---|---|
| Dec 10, 1992 | 8.98 ft | — |
| Dec 10, 1992 | 8.98 ft | — |
| Sep 13, 1944 | 8.84 ft | -9,999 cfs |
| Sep 13, 1944 | 8.84 ft | -9,999 cfs |
| Oct 28, 2012 | 8.76 ft | -9,999 cfs |
About This Gauge
NWS LID
ACYN4
River
New Jersey Atlantic Coast
County
Atlantic, NJ
Coordinates
39.3567°N, 74.4183°W
Get Flood Alerts for New Jersey Atlantic Coast
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 New Jersey Atlantic Coast at Atlantic City (ocean front) (IN MLLW)?
The New Jersey Atlantic Coast at Atlantic City (ocean front) (IN MLLW) 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 New Jersey Atlantic Coast at Atlantic City (ocean front) (IN MLLW)?
The NWS-defined flood stage for New Jersey Atlantic Coast at Atlantic City (ocean front) (IN MLLW) is 6 feet. Action stage begins at N/A feet. Moderate flooding starts at 7 feet, and major flooding at 8 feet.
How do I get alerts when New Jersey Atlantic Coast rises?
Download StormCast free on Google Play, go to River Gauges, and add New Jersey Atlantic Coast at Atlantic City (ocean front) (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 — even when your screen is off.
Where is the New Jersey Atlantic Coast at Atlantic City (ocean front) (IN MLLW) gauge located?
The gauge is located in Atlantic County, New Jersey at coordinates 39.3567°N, 74.4183°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: NOAA National Ocean Service
- <head> <meta charset="utf-8"> <style type="text/css"> .style1 {background-color: #FFFF00;} </style> </head> Please refer to our <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. 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. During tropical cyclones, please refer <span class="style1"> <a href="https://forecast.weather.gov/product.php?site=NWS&issuedby=PHI&product=TCV&format=CI&version=1&glossary=1">here</a></span> for additional storm surge information.
- <style type="text/css">.style1 { background-color: #FFFF00;}</style> During a Tropical Storm or Hurricane Watch or Warning, inundation mapping provided by the <a href="http://www.nhc.noaa.gov/"><span class="style1">National Hurricane Center</span> </a>reflects a reasonable worst case scenario. The experimental forecast above is the total water forecast that is expected to occur.