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Volume 32, Supplement –Summer 2026
SUPPLEMENT ISSUE
Supplement
Targeted Wastewater Surveillance during the World Athletics Championship, Oregon, USA, 2022
Figure 6

Figure 6. Proportions of SARS-CoV-2 variants detected in wastewater before, during, and after the World Athletics Championship, Eugene, Oregon, USA, 2022. The sampling periods were July 1–14, before the event; July 15–24, during the event; and July 25–August 21, after the event. The variant proportions are aggregated for 3 hotel and 2 on-campus sites. Results are shown by sampling locations: A) Eugene Wastewater Treatment Plant; B) 3 local hotels and adjacent neighborhood; C) Eugene Airport area; D) city of Eugene before the point at which water flow enters the University of Oregon campus (precampus); E) city of Eugene plus 2 sites on the University of Oregon campus (on-campus); F) city of Eugene, University of Oregon campus, and neighborhood immediately west of the campus (postcampus).