More than 1,500 people have been tested since October 2012, when the first TB case was detected at Phoenix Elementary School, according to Public Health Director Don Shields.
The testing continues and Shields said there may be more diagnosed cases announced as department staff track down more people who may have come in contact with infected persons.
The disease, which attacks the lungs, brain and kidneys, is potentially lethal if left untreated.
“We want to protect the public and stop the outbreak,” Shields said.
To read more about the health department’s efforts, click here.