Homeland Security
- Federal Emergency Management Agency (FEMA)
- Emergency preparedness, protection, response, recovery, and mitigation for disasters:
- Chemical
- Dam failure
- Earthquake
- Fire
- Flood
- Hazardous material
- Heat
- Hurricane
- Landslide
- Nuclear
- Terrorism and weapons of mass destruction (WMD)
- Thunderstorm
- Tornado
- Tsunami
- Volcano
- Wildfire
- Winter storm
- Emergency preparedness, protection, response, recovery, and mitigation for disasters:
- United States Coast Guard (CG)
- SAR
- Safety aids to navigation
- Law enforcement
- Oil pollution patrol
- Drug interdiction
- Maritime safety
- Port security
- United States Customs and Border Protection (CBP)
- Border patrol
- Law enforcement
- Drug interdiction
- Surveillance