ICE's internal review were released last month.
Health officials say Immigration and Customs Enforcement employees are refusing measles vaccines and workers may be spreading the virus among their own familymembers in Arizona.
It's the first time the agency has released its findings into internal investigations on agents' weapon use.
Pinal County health officials said 40 percent of detention center staff have refused to show they were vaccinated and refused vaccinations for the measles virus.
The legal battle between the U.S. government and immigrant rights groups has been fought in court since just after the 2014 Central American migrant crisis.
Polygraph examiners for the Border Patrol are criticized for how they manage examinations in the agency's Tucson sector.
The Border Patrol has traditionally been led by former agents
Five people trying to cross the border illegally have died in the past three weeks in Yuma.
The suit was filed in U.S. District Court in Tucson last week.
Federal agents are investigating a Yuma area shooting.