Measles Outbreak in Southwestern Wisconsin Rises to 36 Confirmed Cases

A small vial with a blue cap labeled for measles, mumps, and rubella vaccine sits on a red plastic surface.

Measles Outbreak Intensifies in Southwestern Wisconsin

The measles outbreak in southwestern Wisconsin is escalating, with health officials confirming 36 cases and identifying three more as probable. The rapid spread of this highly contagious disease has prompted extensive investigations by the state’s health authorities.

Recently, the Wisconsin Department of Health Services reported ongoing investigations into 15 confirmed and six probable cases in Iowa and Lafayette counties. As of Tuesday, Grant County has also reported two confirmed cases.

In a recent statement, public health officials announced, “Public health officials across each county continue the work to identify and notify people who may have been exposed to the measles virus. At this time, no public exposure locations have been identified in connection with these cases.”

State officials initially identified two confirmed cases in Lafayette and Iowa counties on August 11. These initial cases suggested potential additional infections in yet unidentified communities. The number of confirmed cases has since multiplied.

State data reveals that nearly all infected individuals this year were unvaccinated, predominantly children aged 17 and under. This outbreak has resulted in two hospitalizations so far.

Measles, known for its high contagion rate, can linger in the air for up to two hours after an infected individual coughs or sneezes, according to warnings from the state DHS. The disease poses severe health risks, such as pneumonia, brain damage, and deafness, and can be fatal.

The Wisconsin Department of Health Services emphasizes that individuals without the measles vaccine face the highest risk of infection.

Editor’s note: Updates to this story are forthcoming.

Latest News