July 8, 2021
To: Water Sector Professionals
From: Brian Kavanah, Director, Bureau of Water Quality
Re: Cybersecurity Threats to Water and Wastewater Infrastructure in Maine
The Maine Department of Environmental Protection (DEP) is reaching out to water sector professionals, POTWs, industrial dischargers, towns, municipalities, and districts to warn against cybersecurity attacks on key infrastructure. Specifically, DEP has become aware of two recent ransomware attacks in Maine that have affected wastewater infrastructure.