Campus Alert Archive
RCC

A Knife-Wielding Man's Storm-Drain Standoff Locked Down Riverside City College for Four Hours — and a Two-Hour Notification Gap Triggered a Trustees Reckoning

CAarmed personemergency notificationhigh confidence
Confirmed Threat

On Tuesday, April 18, 2023, Riverside City College was placed on shelter-in-place after a knife-wielding man entered the Cosmetology Building, was pursued by RCCD Police, and barricaded himself in a storm-drain tunnel beneath the campus. The shelter-in-place was issued at 9:36 a.m. PDT — more than two hours after the first 7:19 a.m. PDT report of an armed suspect. The man was eventually tased and taken into custody and the lockdown was lifted at 1:30 p.m. PDT. The two-hour gap led to public criticism at a May 2 RCCD Board of Trustees meeting.

Alerts
3
Response
—
Killed
0
Injured
0
Institution
Riverside City College
Community College · CA
~18,000 studentsRCCD Alert
Confirmed Timeline

Alert Sequence

3 messages in sequence

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
Approximate reconstructionReconstructed from RCC official announcement and Viewpoints (RCC student newspaper) reporting on the 9:36 a.m. PDT alert172 chars
RCCD Alert: SHELTER IN PLACE at RCC. Police activity on campus. Stay inside. Lock doors and windows. Stay away from windows. Do not leave the building. More info to follow.

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

The 9:36 a.m. PDT timestamp is confirmed by RCC's official announcement and contemporaneous Viewpoints reporting
The two-hour gap from the 7:19 a.m. PDT initial police report became the central question raised at the May 2, 2023 Board of Trustees meeting
The shelter-in-place language was used rather than 'lockdown' — RCCD's terminology distinction matters because California Education Code instructions for K-12 versus community college differ
UPDATESMS+1h 10m
Approximate reconstruction191 chars
RCCD Alert: Police continue investigating an armed individual on campus. This is NOT an active shooter incident. Continue to shelter in place. Do not approach police lines. Updates to follow.

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

The 10:46 a.m. PDT update was issued to clarify that this was NOT an active-shooter event — student panic and rumors had spread on social media in the prior 70 minutes
The clarification 'NOT an active shooter incident' was a direct response to incoming inquiries; the suspect carried a knife, not a firearm
The suspect at this point was barricaded in a storm-drain tunnel under campus — an unusual on-campus standoff geometry
ALL CLEARSMS+3h 54m
Approximate reconstructionReconstructed from RCC's 'Shelter In Place Ordered' official statement and NBC Los Angeles coverage194 chars
RCCD Alert: The shelter in place has been LIFTED. The suspect has been taken into custody. No injuries to officers, students, or staff. Normal operations resume. Counseling support is available.

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

RCC's official statement confirms the all-clear and return to normal operations at 1:30 p.m. PDT
The suspect was tased — not shot — and removed from the storm-drain tunnel; this distinction shaped subsequent media framing of the response
The shelter-in-place lasted nearly four hours total; the underlying initial report-to-public-alert delay of two hours was the focus of subsequent governance review
Context

Background

Riverside City College is the flagship campus of the Riverside Community College District in Riverside County, California. On Tuesday, April 18, 2023, RCCD Police received a 7:19 a.m. PDT report that a man with a knife had been seen on or near campus. Students arriving at the Cosmetology Building reported seeing the man with a knife, and RCCD Police pursued him to the north side of campus. The suspect entered a storm-drain tunnel beneath the campus and barricaded himself there. RCCD Police did not issue a campus-wide shelter-in-place until 9:36 a.m. PDT — more than two hours after the initial report. A 10:46 a.m. PDT update clarified that the situation was not an active-shooter event, and the shelter-in-place was lifted at 1:30 p.m. PDT after the suspect was tased and taken into custody. No one was injured. The two-hour notification gap drew sharp criticism at the May 2, 2023 RCCD Board of Trustees meeting, where faculty, staff, and students raised public-comment concerns about whether the knife threat was treated with sufficient urgency. The case is significant for the campus alert archive because it documents a documented two-hour delay in initial campus notification — an issue paralleling the Sacramento City College 2015 case in this same archive — and because it occurred at one of the largest community colleges in the Inland Empire.
Analysis

Key Findings

RCCD Police received the initial armed-suspect report at 7:19 a.m. PDT but did not issue a shelter-in-place to campus until 9:36 a.m. PDT — a two-hour notification gap
The 10:46 a.m. PDT update specifically clarified 'NOT an active shooter' to dispel rumor-driven panic on social media
The suspect barricaded himself in a storm-drain tunnel beneath campus — an unusual on-campus standoff geometry
The suspect was tased, not shot, and taken into custody; no injuries to officers, students, or staff
The two-hour notification gap drew formal public criticism at a May 2, 2023 RCCD Board of Trustees meeting
Outcome
The suspect was tased by RCCD Police, taken into custody, and removed from the storm-drain tunnel. No officers were injured and no shots were fired. The campus shelter-in-place lasted nearly four hours; classes and operations resumed at 1:30 p.m. PDT. The two-hour gap between the 7:19 a.m. PDT initial report and the 9:36 a.m. PDT campus alert became the subject of a public Board of Trustees meeting on May 2, 2023, where faculty, staff, and students raised the question of whether a knife threat was treated with sufficient urgency.
Provenance

Sources

  1. Official
    Shelter In Place Ordered At Riverside City College, Suspect In Custody (Riverside City College official)
    rcc.edu
  2. Student Paper
    Riverside City College community voices frustration, alleging inadequate communication, after recent campus emergency that forced a lockdown (Viewpoints, RCC student newspaper)
    viewpointsonline.org
  3. News
    Riverside City College Locked Down Due to Standoff in Storm Drain With Knife-Wielding Man Who Ran Onto Campus (NBC Los Angeles)
    nbclosangeles.com
  4. News
    Reports Of Active Shooter Place Riverside City College On Lockdown (CBS Los Angeles)
    cbsnews.com
  5. Official
    Emergency Preparedness (Riverside City College)
    rcc.edu
Tags
armed-personknifeshelter-in-placecommunity-collegecaliforniariversidestorm-drain-standoffnotification-delaytrustee-reckoningrumor-correction
Added May 2026Updated May 2026Via ingestion