Shrewsbury River at Sea Bright (IN MLLW)
New Jersey — Water Level & Flood Stage
Located in Monmouth County, New Jersey on the Shrewsbury River. Live water level data from USGS gauge 01407600, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
7.2 ft
Moderate Flood
6.2 ft
Minor Flood
5.2 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
11.73 ft
(Mean Lower Low Water (MLLW)) The level reached on October 29, 2012 during Post Tropical Cyclone Sandy.
9.43 ft
(MLLW) The level reached during the northeaster on December 11, 1992.
8.42 ft
(MLLW) The level reached on August 28, 2011 during Hurricane Irene.
7.73 ft
(MLLW) The level reached on March 6, 1962.
7.45 ft
(MLLW) The level reached on March 13, 2010.
7.3 ft
(MLLW) The level reached on October 27, 2018.
7.29 ft
(MLLW) The level reached on December 23, 2022.
7.26 ft
(MLLW) The level reached on February 2, 2021.
7.2 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 Sea Bright, Rumson, Little Silver, Oceanport, Monmouth Beach and Long Branch. 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 them.
6.2 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 Sea Bright, Rumson, Little Silver, Oceanport, Monmouth Beach and Long Branch. 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 ft
(MLLW) Flooding reaches the intersection of Ocean Avenue (NJ Route 36) and River Street in Sea Bright. Flooding reaches the 300 and 1400 blocks of Ocean Avenue (NJ Route 36) in Sea Bright.
5.5 ft
(MLLW) COASTAL FLOOD ADVISORY LEVEL.
5.4 ft
(MLLW) Flooding begins in Rumson, Little Silver and Oceanport.
5.2 ft
(MLLW) MINOR FLOODING. Flooding begins in Sea Bright, Monmouth Beach and Long Branch.
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 | 11.73 ft | — |
| Oct 28, 2012 | 11.73 ft | — |
| Dec 10, 1992 | 9.43 ft | — |
| Dec 10, 1992 | 9.43 ft | — |
| Aug 27, 2011 | 8.42 ft | — |
About This Gauge
USGS Site
NWS LID
SBIN4
River
Shrewsbury River
County
Monmouth, NJ
Coordinates
40.3656°N, 73.9747°W
Get Flood Alerts for Shrewsbury River
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 Shrewsbury River at Sea Bright (IN MLLW)?
The Shrewsbury River at Sea Bright (IN MLLW) gauge is maintained by USGS (site 01407600) 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 Shrewsbury River at Sea Bright (IN MLLW)?
The NWS-defined flood stage for Shrewsbury River at Sea Bright (IN MLLW) is 5.2 feet. Action stage begins at N/A feet. Moderate flooding starts at 6.2 feet, and major flooding at 7.2 feet.
How do I get alerts when Shrewsbury River rises?
Download StormCast free on Google Play, go to River Gauges, and add Shrewsbury River at Sea Bright (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 Shrewsbury River at Sea Bright (IN MLLW) gauge located?
The gauge is located in Monmouth County, New Jersey at coordinates 40.3656°N, 73.9747°W. USGS site number: 01407600. 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.