Recreational water illnesses (RWIs) are always a hot topic of discussion towards the end of summer, when filters at aquatic facilities work overtime to keep pool water clean and clear thanks to higher bather loads. Unfortunately, there are always outbreaks—some bigger than others. The more severe the occurrence, the more likely it is to capture the attention of mainstream media. This article is not about the graphic descriptors of these microscopic invaders, but rather a look at solutions for destroying and keeping these bugs out of pools.