BreachCensus

Grinnell College

United States of America

Grinnell College is an organisation in Massachusetts. It appears on the Massachusetts Attorney General breach-notification register, the Washington State Attorney General breach-notification register and the Iowa Attorney General security breach notification list with 4 confirmed incidents; the most recent notice was filed on September 29, 2023.

Data as of September 6, 2026.

Sources

Confirmed incident

Filed in MA and IA

The same incident was filed separately with 2 jurisdictions within a few days of each other (MA and IA) — shown here as one incident.

Disclosed
September 29, 2023

Timeline

  1. September 29, 2023
    Reported to regulator Regulator

    MA AG breach notification: 25 Massachusetts residents affected

    source
  2. September 29, 2023
    Reported to regulator Regulator

    IA AG breach notification: an unknown number of Iowa residents affected

    source

Notices on file

What a Massachusetts notice means

Governed by M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

What a Iowa notice means

Governed by Iowa Code §715C.2. Notice to the Attorney General is required within five business days of notifying consumers, for a breach requiring notification to more than 500 Iowa residents.

Note: no affected-count is published on this register.

Iowa breach-notification register ↗

Confirmed incident

US-MA

Disclosed
January 12, 2021

Timeline

  1. January 12, 2021
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-WA — Ransomware Attack

Occurred
February 7, 2020
Disclosed
January 5, 2021

Timeline

  1. January 5, 2021
    Reported to regulator Regulator

    WA AG breach notification: 2,465 Washington residents affected

    source
What a Washington notice means

Governed by RCW 19.255.010. Notice to the Attorney General is required when a breach affects more than 500 Washington residents.

Note: the count is Washington residents only, not a total.

Washington breach-notification register ↗

Confirmed incident

US-MA

Disclosed
May 10, 2019

Timeline

  1. May 10, 2019
    Reported to regulator Regulator

    MA AG breach notification: 96 Massachusetts residents affected

    source

Related

Disclosed around the same time