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Campus Alert Archive
Penn

UPennAlert Emergency Notification System

PASystem overviewUPennAlerthigh confidence

The UPennAlert Emergency Notification System is the University of Pennsylvania Division of Public Safety's mass-notification system, used to quickly notify the Penn and surrounding Philadelphia community during significant emergencies or dangerous situations involving an immediate threat to the health or safety of students or employees on campus; it reaches the community through Personal Messaging (text and email), the Penn Siren Outdoor System (PennSOS) and public-address systems, and the DPS website (Types of Notifications).

Read the official policy
Institution
University of Pennsylvania
Private R1 · PA
~28,201 studentsUPennAlert
In the policy’s own words

What the policy says

Purpose of UPennAlertverbatim
The UPennAlert Emergency Notification System enables the University to quickly notify the Penn and surrounding Philadelphia community of critical information during significant emergencies or dangerous situations involving an immediate threat to the health or safety of students or employees occurring on campus.
  • States the core purpose and the on-campus immediate-threat threshold; this exact wording appeared identically across several independent search results.
Penn Division of Public Safety - UPennAlert Emergency Notification System page (reproduced identically across multiple independent search results; official page HTTP 403 on direct fetch)
Notification methodsverbatim
The 27 outdoor-speaker system operates as part of UPennAlert Emergency Notification System, transmitting voice intelligible emergency messages and alert tones to the outdoor campus environment. PennSOS is not designed to penetrate buildings, but will be audible above normal street noise.
  • Describes the PennSOS outdoor siren/public-address layer of UPennAlert; identical wording recurred across multiple search results.
Penn Division of Public Safety - Penn Siren Outdoor System (PennSOS) page (reproduced identically across multiple independent search results; official page HTTP 403 on direct fetch)
Testing in compliance with the Clery Actreconstructed
In compliance with the Clery Act, PennSOS is tested annually, in conjunction with the annual UPennAlert drill, using the actual siren. To promote system reliability, monthly tests, using Westminster Chimes, will be conducted on the first Friday of each month at 11:00 a.m.
  • Documents the annual Clery drill and monthly first-Friday-at-11 a.m. Westminster Chimes reliability test; reproduced from a search snippet and not independently double-confirmed, so left not verbatim-confirmed.
Penn Division of Public Safety (reproduced via search snippet; official page HTTP 403 on direct fetch)
Personal Messaging methodreconstructed
In the event of a significant emergency affecting the Penn and University City community, you will receive an emergency communication on your phone numbers registered in the Penn Directory via text-message in addition to an email notification sent to your Penn email account.
  • Describes the Personal Messaging (text + Penn email) delivery method tied to the Penn Directory; reproduced from a search snippet and not independently double-confirmed, so left not verbatim-confirmed.
Penn Division of Public Safety - Types of Notifications page (reproduced via search snippet; official page HTTP 403 on direct fetch)
At a glance

How this policy works

When it activates
UPennAlert is used during significant emergencies or dangerous situations involving an immediate threat to the health or safety of students or employees occurring on campus. DPS describes the system as reserved for an active life-safety emergency occurring on or immediately adjacent to University property; situations in which a UPennAlert would normally be sent include severe weather emergencies, major power outages, unexpected University closures, and ongoing active threats to the physical safety of the Penn community. The presence of law enforcement, in and of itself, is not a reason to send a UPennAlert.
Who decides
The Division of Public Safety (DPS) operates UPennAlert and decides when to activate it. Timely warnings for Clery-reportable crimes are considered on a case-by-case basis. The public pages reviewed do not name a single specific officeholder who must authorize each message.
Timeliness standard
Penn describes UPennAlert as a Mass Notification System for the fast and efficient dissemination of critical information during a significant emergency, but no specific minute-based timeliness standard is reproduced on the public pages reviewed.
Emergency notification vs. timely warning
In compliance with the Clery Act, the University maintains UPennAlert as its emergency-notification system for confirmed significant emergencies/dangerous situations involving an immediate threat to health or safety; timely warnings for Clery-reportable offenses are handled separately and considered on a case-by-case basis.
Testing cadence
PennSOS is tested annually, in conjunction with the annual UPennAlert drill, using the actual siren, in compliance with the Clery Act. Monthly reliability tests using Westminster Chimes are conducted on the first Friday of each month at 11:00 a.m.
Scope & limits
Currently only Penn faculty, staff, and students can receive UPennAlerts via personal electronic devices; effectiveness depends on accurate, up-to-date contact information in the Penn Directory. PennSOS sirens are not designed to penetrate buildings but are audible above normal street noise. UPennAlert supplements existing channels including University-wide broadcast emails, the Penn and DPS homepages, public-media outlets, and public-address systems within all College Houses.
ChannelsSmsEmailSirenPa SystemWebsite
Analysis

Reading the policy

UPennAlert is the University of Pennsylvania's Mass Notification System (MNS), operated by the Division of Public Safety (DPS), and is designed for the fast, efficient dissemination of critical information during a significant emergency or dangerous situation involving an immediate threat to the health or safety of students or employees occurring on campus. Penn frames UPennAlert as an additional layer of security that complements its already well-established emergency-communication methods (University-wide broadcast emails, online updates via the Penn and DPS homepages, coordinated use of public-media outlets, and public-address systems within all College Houses). The system can currently notify all Penn faculty, staff, and students via personal electronic devices (cell phones, tablets, etc.) through text messaging and email; its effectiveness depends on faculty, staff, and students keeping accurate, up-to-date personal contact information in the Penn Directory. Penn structures UPennAlert delivery around three key methods described on its Types of Notifications page: Personal Messaging (a text message to the phone numbers registered in the Penn Directory plus an email to the Penn email account), Siren and Public Address Systems, and the DPS Website. The siren layer is the Penn Siren Outdoor System (PennSOS) — a 27-outdoor-speaker network developed with the Division of Facilities and Real Estate Services (FRES) that transmits voice-intelligible emergency messages and alert tones to the outdoor campus environment; PennSOS is not designed to penetrate buildings but is audible above normal street noise. On Clery framing and discretion, DPS treats UPennAlerts as reserved for active life-safety emergencies on or immediately adjacent to University property (severe weather, major power outages, unexpected closures, and ongoing active threats to physical safety), while timely warnings for Clery-reportable crimes are considered on a case-by-case basis; DPS leadership has publicly stated that the presence of law enforcement, in and of itself, is not a reason to send a UPennAlert. On testing, in compliance with the Clery Act, PennSOS is tested annually in conjunction with the annual UPennAlert drill using the actual siren, and to promote system reliability monthly tests using Westminster Chimes are conducted on the first Friday of each month at 11:00 a.m. The specific platform/vendor behind UPennAlert is not named on the public pages reviewed. (Most policy language here is reproduced from search-engine snippets of the official Penn DPS pages and the University of Pennsylvania Annual Security & Fire Safety Report, which returned HTTP 403 when fetched directly in this environment; phrases that recurred identically across multiple independent results are marked verbatim-confirmed below.)
Takeaways

Key findings

UPennAlert is the University of Pennsylvania Division of Public Safety's Mass Notification System for significant emergencies or dangerous situations involving an immediate threat to the health or safety of students or employees on campus.
Delivery uses three methods: Personal Messaging (text to Penn Directory numbers plus Penn email), the Penn Siren Outdoor System (PennSOS) 27-speaker outdoor siren/public-address network, and the DPS website, supplemented by broadcast email and College House PA systems.
DPS reserves UPennAlerts for active life-safety emergencies on or immediately adjacent to University property; timely warnings are considered case-by-case, and law-enforcement presence alone does not trigger an alert.
In compliance with the Clery Act, PennSOS is tested annually with the actual siren during the annual UPennAlert drill, plus monthly Westminster Chimes reliability tests on the first Friday of each month at 11:00 a.m.
Only Penn faculty, staff, and students can receive UPennAlerts on personal devices, and effectiveness depends on accurate contact information in the Penn Directory; the underlying platform/vendor is not named on the public pages reviewed.
Policy, meet practice

When this system actually fired

7 documented times Penn’s alert system was used, from the case archive.

Provenance

Sources

  1. Official
  2. Official
  3. Official
  4. Clery ASR
  5. Official
Tags
policyemergency-notificationtimely-warninguniversity-of-pennsylvaniaupennalertpennsosclery
All alert policies
Added 2026-06-21Updated 2026-06-21Via ingestion