NewsHK
Cyberattacks on American water and wastewater systems have now touched more than 100 facilities across 12 states this year, according to the Environmental Protection Agency.
Foreign actors added Colorado to that count last month, breaching two small utilities, altering pumping cycles and disabling alarms before operators regained control, Colorado Gov. Jared Polis' office confirmed Thursday.
Drinking water quality and treatment processes were not affected. The Colorado intrusions reached beyond traditional computer networks to gain access to operational technology controlling physical equipment.
Hackers altered equipment settings, disabled remote access and alarms, and changed pumping cycles at systems that together serve approximately 400 people.
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