This digest highlights the latest events and signals submitted to the BEACON platform—a global system for tracking and analyzing emerging biological threats. Stay informed with real-time updates from around the world, curated to help you monitor developments affecting human, animal, and environmental health.

New World screwworm (Cochliomyia hominivorax), USA

Sat Jul 18th 2026      13 reports (1 new)

- 18 Jul 2026 – New World screwworm multi-county livestock outbreak; 39 confirmed cases since June 2026; expanding quarantines in Texas, USA

Crimean-Congo hemorrhagic fever, Spain

Sat Jul 18th 2026      4 reports (1 new)

- Second seasonal case of Crimean-Congo hemorrhagic fever and one death confirmed in Salamanca, Castile and León, Spain

COVID-19, global

Sat Jul 18th 2026      5 reports (1 new)

- Summer endemic wave of COVID-19 in China, with rising positivity in southern provinces

Cholera, Central African Republic

Sat Jul 18th 2026      2 reports (1 new)

- First cholera outbreak in nine years in the Central African Republic; 436 suspected cases and high community deaths

Measles, USA

Sat Jul 18th 2026      63 reports (1 new)

- Confirmed measles cases in the USA increase to 2260 across 44 jurisdictions; 93% are outbreak-associated

Avian influenza, New Zealand

Sat Jul 18th 2026      2 reports (1 new)

- First HPAI (H5N1) detection in a wild native bird in Wairarapa, New Zealand

Bundibugyo virus disease, Democratic Republic of the Congo, Uganda, France

Sat Jul 18th 2026      40 reports (1 new)

- 18 Jul 2026 – Bundibugyo virus disease outbreak: 2181 confirmed cases and 864 deaths in DRC; US announces Do Not Board travel restriction

Cholera, Zambia

Sat Jul 18th 2026      2 reports (1 new)

- Zambia declares end of 2025–2026 cholera outbreak after four consecutive weeks without confirmed cases

West Nile virus, USA

Sat Jul 18th 2026      6 reports (1 new)

- Earliest and most widespread early-season surge of West Nile virus (WNV) in the USA since 2004; multistate human cases and vector detections