Campus Alert Archive
SSU

Twenty-Five Miles From the Epicenter and Open on Monday: Sonoma State's Pre-Dawn Earthquake Alert

CAearthquakeadvisorymedium confidence
Confirmed Threat

At 3:20 AM PDT on August 24, 2014, a magnitude 6.0 earthquake struck near American Canyon in Napa County, the strongest Bay Area earthquake since the 1989 Loma Prieta event. Sonoma State University, located approximately 25 miles west of the epicenter, assessed its campus and announced it would remain open on Monday -- a decision that differentiated SSU from nearby Napa Valley Unified School District, which closed all K-12 schools. The 3:20 AM timing meant no students or employees were on campus when the shaking occurred, and SSU emergency procedures activated for a campus-community advisory rather than a full emergency notification.

Alerts
2
Response
—
Killed
0
Injured
0
Institution
Sonoma State University
Public Masters · CA
~9,500 studentsSSU Emergency Alert
Confirmed Timeline

Alert Sequence

2 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 reconstruction264 chars
SSU Emergency Alert: A magnitude 6.0 earthquake struck the Napa area at 3:20 AM. SSU facilities are being checked for damage. There are no reports of campus damage at this time. Continue to follow standard earthquake safety procedures. Monitor ssu.edu for updates.

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

The earthquake struck at 3:20:44 AM PDT on August 24, 2014 -- a Sunday morning before dawn, when no students or employees were on campus and normal emergency alert activation occurred without an immediate on-campus population to protect
Sonoma State's campus is located in Rohnert Park, Sonoma County, approximately 25 miles west of the epicenter in American Canyon -- far enough that shaking was felt but not at the damaging levels experienced in downtown Napa
The early morning timing gave SSU emergency managers a full Sunday to conduct damage assessments before Monday's opening, a significant advantage over daytime earthquakes
UPDATEEmail
Approximate reconstruction506 chars
SSU Update following South Napa Earthquake: Facilities staff have completed an initial assessment of Sonoma State University campus buildings. The SSU campus did not sustain damage from the M6.0 South Napa earthquake. The university will be open on Monday, August 25 as scheduled. Faculty, staff, and students who may have been personally affected by the earthquake are encouraged to contact the Dean of Students office. Community members in need of support should contact Sonoma County emergency services.

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

SSU's decision to remain open differed from the Napa Valley Unified School District, which closed all K-12 schools Monday for structural assessment -- a common pattern where newer CSU campus buildings (often post-1980 construction with seismic codes) outperform older K-12 stock
The personal impact acknowledgment was important: Sonoma County residents and SSU employees may live throughout the Bay Area, and some would have experienced property damage or personal trauma even without campus damage
The earthquake's 3:20 AM timing was an unusually small window between the event and Monday morning classes -- facilities assessments completed within six hours of the mainshock
Context

Background

Sonoma State University is a California State University campus in Rohnert Park, Sonoma County, approximately 25 miles west of downtown Napa. When the magnitude 6.0 South Napa earthquake struck at 3:20 AM PDT on August 24, 2014 -- the largest Bay Area earthquake since the 1989 Loma Prieta event -- SSU felt significant shaking but sustained no significant campus damage. The earthquake heavily damaged historic buildings in downtown Napa, including the Goodman Library, Napa County Courthouse Plaza, and multiple churches and hotels, killing one person and injuring approximately 200. SSU activated its emergency alert system in the early morning hours and confirmed campus safety by Sunday morning, announcing it would remain open on Monday -- in contrast to Napa Valley Unified School District, which closed all K-12 schools. The comparison illustrates a recurring pattern in California earthquake events: CSU campus buildings, many constructed or retrofitted after 1976 seismic codes, routinely outperform older commercial and K-12 buildings in moderate earthquake events. SSU's emergency information page documents earthquake procedures that were tested by this event. The 3:20 AM Sunday timing -- when campuses are empty and recovery time before Monday operations is maximal -- is also a recurring variable in earthquake impact assessment for academic institutions.
Analysis

Key Findings

SSU remained open Monday while nearby Napa Valley Unified School District closed K-12 schools, illustrating the difference in seismic performance between post-1976 CSU campus buildings and older K-12 stock
The 3:20 AM Sunday timing provided SSU emergency managers a six-hour window before Monday classes to conduct facilities assessments -- a significant operational advantage over weekday or afternoon earthquakes
SSU's campus proximity to Napa (25 miles) meant the university faced both an immediate campus safety question and a community welfare question for employees and students with Napa ties
The South Napa earthquake is the largest Bay Area seismic event since 1989, making SSU's successful campus assessment a meaningful data point in regional earthquake preparedness
Outcome
SSU campus sustained no significant damage and remained open on Monday, August 25. No injuries on campus. Napa Valley, approximately 25 miles to the east, sustained major historic-building damage with 1 death and approximately 200 injuries regionally.
Provenance

Sources

  1. News
    Napa Schools Will Close Monday; Sonoma State To Remain Open (CBS San Francisco)
    cbsnews.com
  2. Source
    2014 South Napa earthquake (Wikipedia)
    en.wikipedia.org
  3. Official
    M6.0 South Napa, California Earthquake -- August 24, 2014 (USGS)
    usgs.gov
  4. Official
    Earthquake Information (SSU Emergency Services and Continuity Planning)
    emergency.sonoma.edu
Tags
earthquakesouth-napa-earthquakecalifornia2014csu-systemno-major-damagecampus-stayed-openearly-morningcommunity-impactpre-dawn
Added June 2026Updated June 2026Via ingestion