Houston

Epidemiological Brief

Houston scores 25.72 (MEDIUM risk) as of 2026-08-07. Pertussis leads with a normalized score of 36.6/100, indicating sustained whooping cough activity in Texas. Dengue scores 34.4/100 — the most elevated dengue signal among US host cities — consistent with local and travel-associated transmission in the Gulf Coast region; Houston is designated a dengue-watch city for this tournament. Mpox contributes 20/100 at sentinel-level. Measles scores 18.4/100, reflecting low-level background circulation in the state. COVID-19 and influenza are at low background levels. Wastewater surveillance (ATCP-73RE) monitors COVID-19 and influenza; no alert is active. Hantavirus is an active watch-level signal for the greater Houston area; venue and accommodation staff should implement rodent-exclusion and clean-up protocols in line with CDC guidance. Data coverage is high (93%), providing strong confidence. Conditions are warm and humid (28°C, 81% relative humidity) with no recent precipitation, supporting continued vector activity. International arrivals total 11,700. Travelers from dengue-endemic regions should be advised on mosquito-bite prevention; all attendees should maintain standard respiratory hygiene.

Model SCEME v3.1 · Updated August 7, 2026

Please consult a local doctor or pharmacist for guidance and medication.