The North Carolina Department of Health and Human Services said children and dogs are the most susceptible to the algae.
Martin said she wants to make sure this doesn't happen to anyone else..
"By the end of this year, I plan to contact whoever I need to contact to make sure we have signs up at every body of water like this that says it's toxic," Martin said. "Because nobody knows. Kids could get in it, and it could poison them, as well."
The CDC also said cyanobacteria usually multiplies and blooms when the water is warm, stagnant and filled with nutrients from sources including fertilizer runoff or septic tank overflows.