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MonitoringMaine AG filing · May 21, 2026

Eversource Energy Reports Data Security Incident to Maine AG

Eversource Energy filed a data breach notification with the Maine Attorney General on May 21, 2026, disclosing an incident where various categories of personal information were exposed. The breach involved sensitive details belonging to customers and employees, prompting a recommendation for individuals to take protective measures.

State
Maine
Reported
May 21, 2026

What may have been exposed

  • Full Name
  • Social Security Number
  • Date of Birth
  • Utility Account Number
  • Financial Account and Routing Details
  • Billing Address
  • Phone Number
  • Employment and Wage Records

Eversource Energy, a major utility provider, submitted a data security breach notification to the Maine Attorney General on May 21, 2026. The filing indicates an unauthorized intrusion into its digital environment, leading to the exposure of confidential records.

The reported data types compromised in this incident include Full Name, Social Security Number, Date of Birth, Utility Account Number, Financial Account and Routing Details, Billing Address, Phone Number, and Employment and Wage Records. The specific number of individuals affected by this breach was not specified in the public filing. The investigation into the incident is currently ongoing, with Eversource Energy monitoring the situation.

The exposure of such detailed personal and financial information carries potential risks for those affected. Individuals whose Social Security Number, date of birth, or financial account details are compromised could face an increased risk of identity theft and financial fraud. This sensitive data could be exploited for unauthorized access to accounts or to open new fraudulent accounts.

It is advisable for individuals who receive a notification regarding this breach to review all account statements and credit reports for any suspicious activity. Consider placing a fraud alert or security freeze on your credit reports with the three major credit bureaus. Remain vigilant against phishing attempts that may try to leverage compromised information. Additionally, change passwords for online accounts, especially those that may have used similar login credentials.

What to do if you were affected

Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.

  • Freeze your credit

    Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.

  • Guard against tax fraud

    File your tax return as early as possible and consider requesting an IRS Identity Protection PIN so no one can file a fraudulent return in your name.

  • Watch your financial accounts

    Review bank and card statements for unfamiliar activity and turn on transaction alerts. Report anything you don't recognize to your bank right away.

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Source: Maine Attorney General filing

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