In Dallas County, nine have died and 175 others are infected causing Dallas County Judge Clay Jenkins, the county's director of homeland security and emergency management, to declare a state of emergency.
Dallas will be do extra spraying of insecticides in hopes to end the threat.
Both hand held and plane dropped methods are going to be used.
Other counties have seen hundreds of cases of the disease, but they have not yet declared an emergency.
Officials throughout the rest of the state are warning the population to be aware of the increased threat.