You could try pouring boiling water into fire ant mounds. It can work, but be careful not to burn yourself (or anyone else).

The Texas Parks and Wildlife offers the following indicators following a fire ant attack. Initial pain, burning, and swelling at the sting site. Within 24 hours, a red pustule, or small blister ...

Watch your step, though, or you might become a victim of another sign of the changing seasons: fire ants. As temperatures ... recommends a strategy called the Texas two-step.