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Sea Level Rise Maps for Maryland

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Most of these maps are drawn from an EPA study, which developed county-scale elevation maps to illustrate vulnerability to sea level rise, using existing data, including data provided by Baltimore, Harford, and Anne Arundel counties, and the Maryland Department of Natural Resources. The maps show elevations relative to spring high water, the average tide during new and full moons. The accuracy of the data varies, so we have also included an index map showing the data sources, which can help you figure out how accurate our maps are for a particular location.

Maryland Sea Level Rise Map, 1 meter contour interval 















Maryland
1-meter contour

Maryland, 50-cm contour 















Maryland
50-cm contour

Maryland 50 cm with nontidal wetlands 















Maryland: 50-cm contour
with nontidal wetlands

 













Atlantic Coast
of Maryland
and Delaware
Shore

Eastern Shore:  Choptank River to Pocomole Sound 















Lower Eastern Shore

Chesapeake Bay, 1-meter contour 














Chesapeake Bay
50-cm contour

Chesapeake Bay, 50-cm contour interval  with nontidal wetlands 














Chesapeake Bay
50-cm contour

Ocean City, Maryland using LIDAR 














Ocean
City

Potomac River from Point Lookout to Broad Creek: vulnerability to sea level rise 

Lower
Potomac
River

Potomac River: Blossom Point to the DC Line, vulnerability to sea level rise 

Upper
Potomac
River

Upper Chesapeake Bay 

Upper
Chesapeake
Bay

 



Harford
County

 


Edgewood
and Vicininity

 

Eastern
Baltimore
County

 






Baltimore City
and County

 

Anne
Arundel
County

 





St. Mary's
County

 





Charles
County

 

Prince Georges
County

Data sources for these maps










Data Source
Index
Map