Floodwaters are dangerous, experts say Published: July 7, 2021 4:52 PM EDT Updated: July 7, 2021 6:09 PM EDT Recommended Floodwaters are not only unsafe to drive through but they can also make you sick. Some people couldn’t even get out of their driveways. Splashing in the water may look like fun but under the surface, it could cause havoc. “I am a parent. That was one of the scariest things that I remember coming home from work and it flooded and my boys were out in the ditch with a skimboard,” said Dr. Mary Beth Saunders, an infectious diseases specialist with Lee Health. Saunders said what may look harmless is anything but.