Volume 31, Number 10—October 2025
Dispatch
Detection of Monkeypox Virus Clade Ib DNA in Wastewater Solids at Wastewater Treatment Plants, United States
Figure

Figure. Locations of wastewater treatment plants (WWTPs) enrolled in study to detect monkeypox virus (MPXV) clade Ib in wastewater solids at WWTPs, United States. Dark gray shading indicates states with enrolled sites. The red dot represents the location of the WWTP where there was a positive detection of MPXV clade Ib (n = 1), and the light blue dots represent participating WWTPs where no samples were positive for MPXV (n = 146).
Page created: August 15, 2025
Page updated: September 25, 2025
Page reviewed: September 25, 2025
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.