Moderate Risk Maryland  ·  Hurricane / Flooding

Baltimore County MD

EMERGENCY PREPAREDNESS & DISASTER RISK PROFILE  ·  LAST UPDATED: Mar 2026

6/ 10
Threat Score
Population
854,535
Area
682
sq miles
Primary Hazard
Hurricane / Flooding
FEMA Disasters
34
federally declared

Baltimore County surrounds Baltimore City and faces moderate hurricane and flooding risk. Ida's remnants caused catastrophic flash flooding in 2021 killing several residents in the region. The Patapsco River and numerous tributaries create serious flooding risk. Chesapeake Bay creates storm surge exposure for coastal communities. The county hosts critical military and defense infrastructure.

// Preparedness Recommendations

  • Evacuation routes inland should be identified in advance.
  • Store at least 72 hours of food and water.
  • Elevate critical belongings above flood level.
  • Have backup power ready in case of grid failure.

// Recommended Supplies

Essential gear for power outages, severe weather, and emergency situations in your area.

// Risk Intelligence

Threat Score 6 / 10    Moderate Risk
Primary Hazard Hurricane / Flooding
Secondary Hazard Tornado
FEMA Flood Zone Zone AE (Moderate Risk)
Federally Declared Disasters 34
Last Major Event Hurricane Ida (2021)
Event Frequency Major event every 5–6 years

// Emergency Operations

Emergency Mgmt Phone (410) 887-2320
Emergency Shelters 32 designated facilities
Evacuation Routes I-695, I-95 North, I-83 North, US-40 West

// County Profile

County Baltimore County MD
State Maryland (MD)
Population 854,535
Area 682 sq miles
FEMA Region Zone AE (Moderate Risk)

// Major Cities

Towson MD Dundalk MD Baltimore MD

// Cities in This County

// Other Maryland Counties

// Nearby Infrastructure Risks

Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.

Fort Meade MD
Military Installation  ·  Fort Meade  ·  US Army / NSA / US Cyber Command  ·  25-mi risk zone
9/10 Critical
Calvert Cliffs Nuclear Power Plant MD
Nuclear Power Plant  ·  Lusby  ·  Constellation Energy  ·  10-mi risk zone
8/10 High
Peach Bottom Atomic Power Station PA
Nuclear Power Plant  ·  Delta  ·  Exelon Generation  ·  10-mi risk zone
8/10 High
Port of Baltimore MD
Port / Marine Terminal  ·  Baltimore, MD  ·  Maryland Port Administration  ·  25-mi risk zone
8/10 High
Aberdeen Proving Ground MD
Military Installation  ·  Aberdeen, MD  ·  US Army  ·  25-mi risk zone
7/10 High
💧
Baltimore City Water System MD
Water Treatment  ·  Baltimore, MD  ·  Baltimore City Department of Public Works  ·  5-mi risk zone
7/10 High

Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.