Flood Map Changes in Maryland

Maryland counties have redrawn their floodplain maps after FEMA completed its coastal flood hazard and mapping studies along the coastlines of Delaware, Maryland, Pennsylvania and Virginia.

The maps below show floodplain map changes in Annapolis, Baltimore and Ocean City.


annapolis locator
before
after
Percent chance of flooding in any given year:
yellow
YELLOW
(lowest risk)
0.2 percent
light blue
LIGHT BLUE
(moderate risk)
1 percent

Properties are moving out of the low and moderate flood risk zones. A row of businesses on Market Street (just above the Market Space) is moving out of the flood zones.

before
after
Percent chance of flooding in any given year:
yellow
YELLOW
(lowest risk)
0.2 percent
light blue
LIGHT BLUE
(moderate risk)
1 percent
dark blue
DARK BLUE
(moderate risk)
1 percent with waves up to 3 feet

In Baltimore, properties surrounding the Inner Harbor moved out of the dark blue region of the flood map in 2012. This means they are no longer in a zone that is susceptible to wave action.

before
after
Percent chance of flooding in any given year:
yellow
YELLOW
(lowest risk)
0.2 percent
light blue
LIGHT BLUE
(moderate risk)
1 percent
dark blue
DARK BLUE
(moderate risk)
1 percent with waves up to 3 feet
red
RED
(high risk)
1 percent with waves over 3 feet

Some properties along the ocean are moving out of the flood zone that is susceptible to wave action. On the bay side, many properties are moving entirely out of the flood zone.


CNS graphic by Jenny Hottle and Christine Rice

Source: FEMA Region III Risk MAP