A cyberattack targeted water treatment facilities in Michigan, with passwords changed at some facilities. The attack occurred in July and was part of a coordinated effort affecting over 30 water systems across multiple states. The state received an alert from the federal Cybersecurity and Infrastructure Security Agency and discovered similar breaches locally.

Michigan officials have reported no public health impacts from the attack. S. Sen.

Elissa Slotkin and other sources, such as the Detroit Free Press.