Calling the Cops

An EdSource investigation into policing in California schools

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From the drop down menus, select a county or a district to view all incidents.

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Incident category

Click on each gray box to see details on each call category or subcategory.

911 Call (1920) Alarm (2824) Animal (226) Disturbance (1634) Drill (487) Fire (148) Harassment (131) Incorrigible Juvenile (395) Lockdown (17) Medical (867) Mental Health (577) Missing Person (319) Other (5530) Patrol (14130) Physical Violence (1354) Police Communications (394) Sex (342) Substances (1237) Suspicion (986) Theft (755) Threats (716) Trespassing (589) Truancy (124) Unknown (6088) Vandalism (303) Vehicle (3081) Weapons (445) Welfare Check (346)

Incident subcategory

Alarm (1) Alarm - Unknown (1184) Alarm Company (49) Alarm Disarm / Rearm (36) Alarm Test (11) Audible Alarm (243) Burglar Alarm (643) False Alarm (104) Fire Alarm (274) Panic Alarm (4) Silent Alarm (275)

Silent Alarm incidents

From all counties, school districts and schools in the database.

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275
Incidents reported
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13
Police Departments
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61
Schools
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14
School Districts
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10
Counties

Police call logs are from a sampling of schools representing California for the period Jan. 1 to June 30, 2023. The database does not include all schools or districts.

(Incident breakdown by subcategory chart not displayed when viewing one subcategory)

Incident Logs

displaying 1 - 25 records in total 275
Non-Violent

Silent Alarm — Castro Valley High School

Castro Valley Unified School District, Alameda County

1033SC - SILENT COMMERCI Reported to Alameda County Sheriff

2/9/23 at 10:55:01 PM

Incident details:

DOOR ACTIVATION SOUTH EXIT HALL PERFORMING ARTS BUILDING RP HEARS MOVEMENT INSIDE
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Non-Violent

Silent Alarm — Castro Valley High School

Castro Valley Unified School District, Alameda County

1033SC - SILENT COMMERCI Reported to Alameda County Sheriff

2/24/23 at 7:22:28 AM

Incident details:

RM 606 AIR FLOW PREM 510 537 5910/KEY HOLDER LUCAS 510 209 5543 NEG RESP
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Non-Violent

Silent Alarm — Castro Valley High School

Castro Valley Unified School District, Alameda County

1033SC - SILENT COMMERCI Reported to Alameda County Sheriff

3/11/23 at 3:41:48 PM

Incident details:

WOMENS STAFF RESTROOM 900 WING NOTH HEARD [redacted]
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Non-Violent

Silent Alarm — Castro Valley High School

Castro Valley Unified School District, Alameda County

1033SC - SILENT COMMERCI Reported to Alameda County Sheriff

5/17/23 at 5:23:45 AM

Incident details:

1ST FLR HALLWAY KNOCKING AND RATTLING HEARD [redacted] NEG RESP
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Non-Violent

Silent Alarm — Castro Valley High School

Castro Valley Unified School District, Alameda County

1033SC - SILENT COMMERCI Reported to Alameda County Sheriff

6/14/23 at 7:24:47 PM

Incident details:

OFFICE MOTION CAMERA AND NE CORNER MOTION SUBJ SEEN ON SITE AT THE POOL AREA POSS SWIM TEAM PER FOOTAGE [redacted] NO RESP
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Non-Violent

Silent Alarm — Castro Valley High School

Castro Valley Unified School District, Alameda County

1033SC - SILENT COMMERCI Reported to Alameda County Sheriff

6/23/23 at 5:24:02 PM

Incident details:

NORTH LOBBY DOOR AND SW CORRIDOR MULTI TRIPS AND VOICES HEARD [redacted] NO RESP
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Non-Violent

Silent Alarm — Lincoln Middle School

Alameda Unified School District, Alameda County

Silent Alarm Reported to Alameda Police Department

3/3/23 at 11:22:26 AM

Non-Violent

Silent Alarm — Skyline High School

Oakland Unified School District, Alameda County

933SA Reported to Oakland Police Department

1/16/23 at 5:53:00 PM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

1/20/23 at 6:38:39 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

1/22/23 at 9:14:26 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

1/26/23 at 6:26:56 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

1/31/23 at 12:09:30 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/3/23 at 3:29:23 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/4/23 at 6:20:34 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/4/23 at 7:40:28 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/5/23 at 12:24:22 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/8/23 at 5:22:01 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/8/23 at 6:44:46 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/9/23 at 6:16:26 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/10/23 at 6:46:15 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/11/23 at 12:11:54 PM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/15/23 at 7:20:00 PM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/20/23 at 10:48:00 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

2/21/23 at 12:05:11 AM

Non-Violent

Silent Alarm — Heritage High School

Liberty Union High School District, Contra Costa County

SILENT ALARM Reported to Brentwood Police Department

3/5/23 at 8:37:06 AM