The Trump administration told state health officials that the 18 passengers confined at the National Quarantine Unit in Omaha must remain under 24/7 monitoring for three weeks before they can leave. Federal officials said the strict requirement exceeds standard protocols used in past hantavirus outbreaks. Lawyers for two New York residents warn the rule could keep them in Nebraska for the full 42‑day incubation period.

The CDC initially asked states to station law‑enforcement officers outside each passenger’s home if they left the facility, then softened the demand after cost concerns, shifting to health‑worker surveillance. That change underscores a clash between the administration’s “medical‑freedom” stance and traditional public‑health practice, which historically allowed home quarantine with daily check‑ins during the 2018 hantavirus episode.

With no comment from federal or New York health officials, the uncertainty fuels legal challenges and could strain state resources as they must staff round‑the‑clock health workers. At least one passenger plans to travel to Florida, but the lack of a uniform protocol risks creating a de‑facto quarantine zone in Nebraska, forcing other states to negotiate similar terms.