Someone tried to poison Oldsmar’s water supply during hack, Sheriff says

This is dangerous stuff': Hacker increased chemical level at Oldsmar's city water system, sheriff says

Thanks to a vigilant operator and several redundancies, officials say the heightened level of sodium hydroxide never caused a public threat.
A hacker gained access to Oldsmar's water treatment plant, bumping the sodium hydroxide in the water to a "dangerous" level, Pinellas County Sheriff Bob Gualtieri said.