Fontana Crisis Response & Involuntary Hold Guide

Public Health and Welfare California 3 Minutes Read · published February 10, 2026 Flag of California

In Fontana, California, emergency crisis response for suspected serious mental health crises is coordinated between local first responders and San Bernardino County behavioral health services. This guide explains how involuntary evaluation and short-term detention work under California law, who enforces the process in Fontana, what to expect during a 72-hour hold, and practical steps for family members, individuals, and advocates.

How involuntary holds work

Under California law, designated officers and clinicians may place a person on a short-term involuntary hold when the person appears to be a danger to self, danger to others, or gravely disabled due to a mental health disorder. In Fontana, local law enforcement and emergency medical services perform initial detention and transport; San Bernardino County Department of Behavioral Health provides evaluation and placement for treatment and further review. San Bernardino County Department of Behavioral Health[1]

If you believe someone is an immediate danger, call 911.

Penalties & Enforcement

Involuntary holds under California law are civil health detentions, not criminal penalties. The primary enforcement and process elements for Fontana residents are as follows.

  • Duration: up to 72 hours for an initial hold under WIC 5150; extensions or certifications for further holds follow state rules. WIC 5150[2]
  • Fines or monetary penalties: not specified on the cited page for involuntary holds (civil detention is not a fine-based sanction).
  • Enforcers and evaluators: local police or designated peace officers handle initial detention and transport; county behavioral health clinicians perform evaluations and certification decisions.
  • Appeals and review: individuals detained have statutory rights to review processes under state law; specific hearing procedures and timelines are set by state statute or county procedure, or are not specified on the cited county page.
  • Inspection, complaints and contact: file concerns with the San Bernardino County Department of Behavioral Health or the Fontana Police Department internal affairs/complaint unit.
Civil holds are for health and safety evaluation, not criminal punishment.

Applications & Forms

No municipal application is required to initiate an involuntary evaluation; detention is initiated by an officer or clinician on duty. Specific county clinical paperwork and documentation are completed by evaluating clinicians or facility staff. If a public form or packet is required for family requests in San Bernardino County, it is described on the county behavioral health site or provided by clinicians at evaluation; if a specific public form number is required, it is not specified on the cited county page.

Action steps for families and individuals

  • Call 911 immediately if there is imminent danger.
  • Contact non-emergency Fontana Police for welfare checks when risk is lower.
  • When safe, contact San Bernardino County Department of Behavioral Health for outpatient resources and referrals. County behavioral health[1]
  • Document dates, times, witnesses, and behaviors to support clinicians and any later review.
  • If detained, ask for the facility’s patient rights information and the clinician’s basis for detention; note appeal deadlines.

FAQ

What is a 5150 hold?
A 5150 hold is a 72-hour involuntary psychiatric hold under California Welfare and Institutions Code for danger to self, danger to others, or grave disability.
Who performs the hold in Fontana?
Initial detention is by local law enforcement or designated clinicians; San Bernardino County behavioral health performs evaluations and placement decisions. San Bernardino County Department of Behavioral Health[1]
Can I appeal the hold?
Yes. There are statutory review and appeal procedures under state law; consult the evaluating facility and county behavioral health for timelines and process, or review the state statute. WIC 5150[2]

How-To

  1. Recognize imminent danger and call 911 for immediate response.
  2. If non-immediate, contact local police non-emergency or county behavioral health access line for advice.
  3. Provide responders with clear examples of behavior, recent history, and any medical/medication details.
  4. Cooperate with evaluation; request written patient rights and documentation of the basis for any hold.
  5. If detained, ask staff about appeal processes, next steps, and community follow-up resources from San Bernardino County.

Key Takeaways

  • In Fontana, involuntary holds follow California law and county clinical evaluation, not local bylaw fines.
  • Initial enforcement is by local officers; county behavioral health manages evaluation and placement.
  • Document behavior, call for emergency help when needed, and request patient-rights information if detained.

Help and Support / Resources


  1. [1] San Bernardino County Department of Behavioral Health - official site on behavioral health services and access
  2. [2] California Welfare and Institutions Code §5150 - 72-hour involuntary hold