Campus Alert Archive
Simmons

Balloons Popping at Planned Campus Event Triggered an Active-Threat Lockdown Across Five Fenway Colleges

MAfalse alarmemergency notificationmedium confidence

On the afternoon of October 4, 2018, a Simmons College student misidentified the sound of popping balloons as gunfire, triggering an active-threat lockdown at Simmons, Emmanuel College, MassArt, and Boston Latin School. Campus alerts directed students to barricade doors, hide, and avoid windows; Boston Police confirmed no shots had been fired and issued an all-clear at 3:09 PM EDT.

Alerts
2
Response
—
Killed
0
Injured
0
Institution
Simmons University
Private Liberal Arts · MA
Simmons Emergency Alert
Confirmed Timeline

Alert Sequence

2 messages in sequence · 1 verified verbatim

Some alert texts below are approximate reconstructions from news coverage, not confirmed verbatim transcripts. Reconstructed texts are shown in italic with a dashed border. Verified verbatim texts have a solid border and are marked accordingly.

INITIAL ALERTSMS
Verified verbatimBoston 25 News and NBC Boston both directly quote this as the verbatim Simmons Emergency Alert text sent at approximately 2:38 PM EDT on October 4, 2018129 chars
Active threat on campus. If on campus, barricade door & hide. Avoid windows. Run, if option. Avoid campus. Wait for instructions.
Verbatim text confirmed: Boston 25 News and NBC Boston both directly quote this exact Simmons emergency alert text, matching the annotation's original assertion.
The alert was triggered at 2:38 PM EDT when Boston Police received the shots-fired call, with Simmons sending the message within minutes
The message went simultaneously to Simmons students, faculty, and staff via the Colleges of the Fenway shared RAVE emergency alert system
ALL CLEARSMS+31 min
Approximate reconstruction156 chars
All Clear. Boston Police have investigated and determined no shots were fired. The cause was balloons popping. Campus is safe. Normal activities may resume.

This text has been reconstructed from news coverage and may not reflect the exact original wording.

The all-clear was issued at 3:09 PM EDT, approximately 31 minutes after the initial lockdown alert
Boston Police confirmed that the triggering sound came from a planned activity involving balloons; the echo in the Longwood Medical and Fenway area fooled multiple observers simultaneously
This incident occurred the same week as the broader national uptick in campus active-shooter drills and real events, heightening community sensitivity to unexpected loud sounds
Context

Background

Simmons University (then known as Simmons College) is a private women's university in Boston's Fenway neighborhood, with approximately 1,700 undergraduates. On the afternoon of October 4, 2018, a student on campus heard a series of loud pops and reported them to police as possible gunshots. Boston Police received the 911 call at approximately 2:38 PM EDT and immediately dispatched officers to the area of 300 The Fenway. Within minutes, Simmons activated its emergency alert system through the Colleges of the Fenway RAVE platform, sending a shelter-in-place message to students, faculty, and staff. The lockdown cascaded to nearby institutions: Emmanuel College tweeted "Police activity near Boston Latin School. Shelter in Place. This is not a drill," while the Massachusetts College of Art and Design (MassArt) and Boston Latin School also issued shelter orders. Students at Simmons hid under desks and in bathrooms for nearly 30 minutes. Boston Police conducted a thorough sweep and determined the sound came from balloons being popped at a planned outdoor activity; the acoustic echo in the dense Longwood Medical and Fenway urban corridor had carried the pops across multiple campuses. The all-clear was given at 3:09 PM EDT. The incident illustrates how the acoustics of dense urban neighborhoods can amplify the campus alert cascade effect, with a single misidentified sound triggering four simultaneous institutional lockdowns.
Analysis

Key Findings

Simmons is a women's university in Boston -- the incident triggered lockdowns across four neighboring institutions sharing the same acoustic environment in the Fenway-Longwood corridor
The 31-minute lockdown from alert to all-clear is within standard response parameters, but the false cause -- planned balloon-popping at a sanctioned activity -- reveals a gap in event coordination between campus departments
The Colleges of the Fenway RAVE shared emergency notification system enabled rapid multi-institutional alerting, but also meant a single campus's trigger locked down five separate communities simultaneously
The incident occurred less than two weeks after the October 2018 shooting at the University of Pittsburgh (Tree of Life), a period of heightened national sensitivity to campus violence that may have sharpened the reporting threshold for suspicious sounds
Outcome
Boston Police determined the sound came from balloons being popped at a planned outdoor activity. The echo effect in the Fenway area caused multiple listeners to mistake it for gunfire. No injuries, no suspects.
Provenance

Sources

  1. News
    Balloon popping sparks lockdown at several Fenway-area colleges -- The Boston Globe
    bostonglobe.com
  2. News
    Police confirm popping balloons led to response for Simmons University threat -- Boston 25 News
    boston25news.com
  3. News
    Active Shooter Scare Near Simmons University Caused By Balloons Popping -- CBS Boston
    cbsnews.com
  4. News
    Popping Balloons Mistaken for Gunfire Leads to Campus Chaos -- NBC Boston
    nbcboston.com
  5. News
    All Clear Sounded After Shelter in Place At Boston Schools -- Boston Patch
    patch.com
  6. Student Paper
    BPD responds to false alarm report of shots fired around Simmons University -- Daily Free Press (BU)
    dailyfreepress.com
Tags
false-alarmactive-threatlockdownballoonshots-fired-reportfenwaybostonwomens-collegemulti-campusmassachusettsrave-alert
Added May 2026Updated May 2026Via ingestion