Archive · 2 Aug 2026
FBI probes cyberattacks on Michigan, Minnesota water systems
The FBI is looking into attacks on water systems in Michigan and Minnesota.
Hackers tried to mess with the computers that control water treatment plants.
In Braham, Minnesota, the water went off for a few hours and people were told to use less water.
In Plymouth, the water was back after a day.
The FBI says the attacks might be from Iranian hackers, but no one has been named yet.
President Trump blamed Minnesota’s Democratic leaders, but the governor said Trump knows who really did it.
FBI investigating cyberattacks on nine Michigan water systems and similar incidents in Minnesota.
Attacks target operational technology used to remotely monitor and control water treatment equipment.
Minnesota city of Braham experienced a brief outage, residents were asked to conserve water; Plymouth restored supply by Tuesday.
Federal agencies, including CISA, warned that Iranian hackers are focusing on water systems.
President Trump blamed Minnesota’s Democratic leadership; Governor Tim Walz refuted, saying Trump knows the real perpetrators.
- Who
- Federal Bureau of Investigation, Cybersecurity and Infrastructure Security Agency, state officials
- What
- Investigating cyberattacks on water system operational technology
- When
- Recent, within the past week
- Where
- Michigan and Minnesota, United States
- Why
- To protect critical infrastructure from potential Iranian hacker attacks
- Agency Investigating
- Federal Bureau of Investigation
- States Affected
- Michigan, Minnesota
- Number of Systems Targeted
- 9
- Suspected Threat Actor
- Iranian hackers (suspected)
- Response
- Water outages in Braham and Plymouth