Nev. Rev. Stat. § 353.271
“Disaster” means a fire, flood, earthquake, drought, explosion, civil disturbance, crisis involving violence on school property, at a school activity or on a school bus, or any other occurrence or threatened occurrence that, regardless of cause:
2. As determined by:
(b) The governing body of a local government pursuant to NRS 414.090 or an agreement entered into pursuant to NRS 353.2739 and the Office pursuant to NRS 353.2753,
requires immediate action to protect the health, safety and welfare of the residents of this State.
(Added to NRS by 1997, 2538; A 1999, 3129; 2001, 1335; 2019, 3631; 2025, 1855)