A Pig Disease Eradicated in the United States 22 Years Ago Has Come Back. What Happens in the Next 30 Days Will Determine How Serious the Consequences Are.

The USDA confirmed pseudorabies virus in commercial swine in Iowa and Texas on April 30, 2026 — the first case in U.S. commercial pigs since eradication in 2004. Final quarantine zone testing runs June 12 to July 11. Pork exports, disease-free status, and biosecurity protocols are all at stake.