Christina River at Wilmington (IN MLLW)
Delaware — Water Level & Flood Stage
Located in New Castle County, Delaware on the Christina River. Live water level data from USGS gauge 01480120, 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
9.4 ft
Moderate Flood
8.4 ft
Minor Flood
7.4 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
9.91 ft
(Mean Lower Low Water (MLLW)) The level reached on October 30, 2012 during Post Tropical Cyclone Sandy.
9.61 ft
(MLLW) The level reached on October 29, 2021.
9.4 ft
(MLLW) MAJOR FLOODING. At this level, widespread roadway flooding begins near the Christina River and its tidal tributaries in Wilmington. Vulnerable homes and businesses may be damaged as water levels rise further above this threshold. Numerous roads become impassable and some neighborhoods may be isolated. The water becomes a danger to anyone who attempts to cross on foot or in a vehicle.
8.4 ft
(MLLW) MODERATE FLOODING. At this level, additional roadways near the Christina River and its tidal tributaries in Wilmington begin to flood. 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.
8 ft
(MLLW) Flooding from the Brandywine Creek begins along East 12th Street in Wilmington. Flooding begins along the south bank of the Christina River in Wilmington.
7.7 ft
(MLLW) COASTAL FLOOD ADVISORY LEVEL.
7.4 ft
(MLLW) MINOR FLOODING.
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 29, 2012 | 9.91 ft | — |
| Oct 29, 2012 | 9.91 ft | — |
| Oct 28, 2021 | 9.61 ft | — |
| Oct 28, 2021 | 9.61 ft | — |
| Dec 20, 2012 | 9.4 ft | — |
About This Gauge
USGS Site
NWS LID
WIMD1
River
Christina River
County
New Castle, DE
Coordinates
39.7361°N, 75.5406°W
Get Flood Alerts for Christina 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 Christina River at Wilmington (IN MLLW)?
The Christina River at Wilmington (IN MLLW) gauge is maintained by USGS (site 01480120) 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 Christina River at Wilmington (IN MLLW)?
The NWS-defined flood stage for Christina River at Wilmington (IN MLLW) is 7.4 feet. Action stage begins at N/A feet. Moderate flooding starts at 8.4 feet, and major flooding at 9.4 feet.
How do I get alerts when Christina River rises?
Download StormCast free on Google Play, go to River Gauges, and add Christina River at Wilmington (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 Christina River at Wilmington (IN MLLW) gauge located?
The gauge is located in New Castle County, Delaware at coordinates 39.7361°N, 75.5406°W. USGS site number: 01480120. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Christina River
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.