Moderate Risk Ohio  ·  Tornado / Flash Flooding

Hamilton County OH

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

5/ 10
Threat Score
Population
830
Area
407
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
7
federally declared

Hamilton County anchored by Cincinnati sits at the confluence of the Ohio and Little Miami Rivers. The Ohio River has repeatedly flooded Cincinnati's riverfront neighborhoods and low-lying communities. The county faces moderate tornado risk and hosts major employers including Procter and Gamble Cincinnati Children's Hospital and the University of Cincinnati. Cincinnati's hilly terrain creates complex flood channeling dynamics. The Zimmer Power Plant on the Ohio River is within the county creating industrial emergency planning considerations.

// 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 5 / 10    Moderate Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Ohio River Flooding
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2018 Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (513) 357-6500
Emergency Shelters 20 designated facilities
Evacuation Routes I-71 I-75 I-275 US-50

// County Profile

County Hamilton County OH
State Ohio (OH)
Population 830
Area 407 sq miles
FEMA Region Moderate

// Major Cities

Cincinnati OH

// Cities in This County

// Other Ohio Counties

// Nearby Infrastructure Risks

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

🌉
Brent Spence Bridge OH/KY
Bridge / Critical Crossing  ·  Cincinnati, OH  ·  Ohio DOT / Kentucky Transportation Cabinet  ·  1-mi risk zone
8/10 High
GE Aerospace Cincinnati OH Jet Engines
Military Installation  ·  Evendale, OH  ·  GE Aerospace  ·  5-mi risk zone
8/10 High
🌊
Ohio River Levee System KY/OH/WV
Major Dam  ·  Florence, KY  ·  US Army Corps of Engineers  ·  10-mi risk zone
7/10 High
🏥
University of Cincinnati Medical Center OH
Major Hospital  ·  Cincinnati, OH  ·  UC Health  ·  25-mi risk zone
7/10 High
🏟
Paycor Stadium Cincinnati OH
Stadium / Arena  ·  Cincinnati, OH  ·  Cincinnati Bengals / NFL  ·  2-mi risk zone
7/10 High
🏟
Great American Ball Park Cincinnati OH
Stadium / Arena  ·  Cincinnati, OH  ·  Cincinnati Reds / MLB  ·  2-mi risk zone
7/10 High
Zimmer Power Plant OH
Power Plant  ·  Moscow, OH  ·  Duke Energy Ohio  ·  25-mi risk zone
5/10 Moderate

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