Skip directly to site content Skip directly to search
An official website of the United States government
Here's how you know
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Viral Hemorrhagic Fever (VHF)

National Notifiable Time Periods

National Notifiable Condition/Subtype
From Year To Year
2010 Current Viral hemorrhagic fever
2010 Current Crimean-Congo hemorrhagic fever virus
2010 Current Ebola virus
2010 Current Lassa virus
2011 Current Lujo virus
2010 Current Marburg virus
2022 Current New World arenavirus - Chapare virus
2010 Current New World arenavirus – Guanarito virus
2010 Current New World arenavirus – Junin virus
2010 Current New World arenavirus – Machupo virus
2010 Current New World arenavirus – Sabia virus
2025 Current Rift Valley fever virus

Case Definition(s)

Back to Top
Print
Content Source:
Office of Public Health Data, Surveillance, and Technology

National Notifiable Diseases Surveillance System (NNDSS)

NNDSS receives and shares case data from state, local, and territorial health departments to help public health monitor, control, and prevent serious diseases.

View All
Sign up for Email Updates