Texas Parks and Wildlife Commission – Situational Update: New World Screwworm – June 13th, 2026

News Release provided by TWPD – Phone: (512) 389-8030 – Email: news@tpwd.texas.gov

The Texas Parks and Wildlife Commission’s website will be updated daily if a new detection is confirmed. For additional resources, visit tpwd.texas.gov/screwworm. Media assets can be found on the TPWD New World Screwworm Media Kit page.

June 13, 2026: Sutton County, goat

June 12, 2026: Tom Green County, calf

June 11, 2026: Edwards County, goat

June 11, 2026: Zavala County, calf

June 9, 2026: Edwards County, calf

June 9, 2026: La Salle County, Calf

June 8, 2026: Gillespie County, goat

June 7, 2026: La Salle County, calf

June 5, 2026: Zavala County, calf

June 3, 2026: Index Case- New World screwworm confirmation in a Zavala County calf.

Additional detections or updated information will be posted to this page once available.

Contact theTexas Animal Health Commission for livestock infestation information and theTexas Department of State Health Services (DSHS)for human infestation information.