Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW)
Maryland — Water Level & Flood Stage
Located in Somerset County, Maryland on the Chesapeake Bay. Live water level data from USGS gauge 01485755, 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
5 ft
Moderate Flood
4 ft
Minor Flood
3.5 ft
Action Stage
3 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
6 ft
Approximate water levels during Hurricane Sandy in 2012.
5.5 ft
Large sections of Crisfield flooded and inaccessible. Numerous homes and businesses flooded in Crisfield as well as south of town in Sackertown. Flood waters inundate most of Maryland Ave and Main St with water entering businesses and homes. Flooding of homes along Chesapeake Ave and the surrounding area. Homes along Cove St are also flooded. Hall Highway is also flooded to Maryland Ave and several homes are flooded.
5 ft
Major flooding throughout Crisfield as well as south of town across Sackertown. Water overtops sea walls at the end of Main St as well as north of Main St resulting in widespread flooding. Maryland Ave and most of Chesapeake Ave is flooding and water threatens numerous homes. Flooding along Cove St and the surrounding area threatens numerous homes. Hall Highway is flooded and impassible. Major flooding across Sackertown with water threatening numerous homes. Many areas are impassible.
4.5 ft
Widespread flooding of vulnerable areas will result in an elevated threat of property damage to homes and businesses near the waterfront and shoreline. Water will be 1 to 2 feet above ground level in some areas.Maryland Ave and Chesapeake Avenue are flooded. Flooding also occurs on 9th St, Broad St and West Main St. Flooding occurs along Norris Harbor Dr as well as Cove St. Widespread flooding in the Sackertown area with most roads becoming impassible.
4 ft
Widespread flooding of vulnerable areas will result in an elevated threat of property damage to homes and businesses near the waterfront and shoreline. Water will be 1 to 2 feet above ground level in some areas.Flooding reaches Maryland Ave near the Family Dollar and Chesapeake Ave. Hall highway is partially flooded along with Wynfall Ave. Flooding also begins along Norris Harbor Dr. Sackertown Road is flooded in addition to numerous other roads south of Crisfield in the Sackertown area.
3.5 ft
Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas.Flooding begins along Hall Highway and Wynfall Avenue in addition to other low lying areas near the water on the north side of Crisfield. Flooding also begins along Sackertown Rd and the surrounding low lying areas south of Crisfield.
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 |
|---|---|---|
| Sep 17, 2003 | 6 ft | — |
| Sep 17, 2003 | 6 ft | — |
| Oct 29, 2021 | 5.12 ft | — |
| Oct 29, 2021 | 5.12 ft | — |
| Dec 23, 2022 | 4.8 ft | — |
About This Gauge
USGS Site
NWS LID
CRSM2
River
Chesapeake Bay
County
Somerset, MD
Coordinates
37.9783°N, 75.8636°W
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Frequently Asked Questions
What is the current water level of Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW)?
The Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW) gauge is maintained by USGS (site 01485755) 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 Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW)?
The NWS-defined flood stage for Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW) is 3.5 feet. Action stage begins at 3 feet. Moderate flooding starts at 4 feet, and major flooding at 5 feet.
How do I get alerts when Chesapeake Bay rises?
Download StormCast free on Google Play, go to River Gauges, and add Chesapeake Bay above Little Annemessex River at Crisfield MD (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 Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW) gauge located?
The gauge is located in Somerset County, Maryland at coordinates 37.9783°N, 75.8636°W. USGS site number: 01485755. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Please click<a href="http://www.weather.gov/images/akq/hydro/Coastal_Flooding/CoastalFloodingThresholds.png"> here</a> for Coastal Flooding Thresholds definitions.
- Tide Forecasts are a total water level forecast referenced to mean lower low water and are considered to be <b>experimental</b>. Please refer to <a href="http://forecast.weather.gov/product.php?site=NWS&product=CFW&issuedby=AKQ"><font color="#0000ff">Coastal Flood Advisories and Warnings</font></a> for official water level forecasts during periods of coastal flooding.