The recent measles outbreak in Cook County cost state local health departments at least $150,000.
The (Arlington Heights) Daily Herald reports most of the costs were shouldered by suburban Cook County, where 13 of the state's 15 cases were linked to a Palatine daycare center.
The Cook County Department of Public Health spent $100,000 on the outbreak. Spokesman Sean McDermott says the money went toward supplies, extra vaccines and overtime.
The state's health department spent $50,000. About $10,000 of that covered laboratory testing; the rest went toward measles vaccines. Spokeswoman Melaney Arnold says the state tally doesn't include overtime.
Costs were lower in DuPage County and in Kane County, where an Elgin Community College student contracted measles.
Illinois hasn't seen a new measles case since Feb. 25.