Fentanyl and overdose deaths in California jails and prisons: when the jail is responsible

If someone you love died of an overdose in a California jail or prison, we are very sorry. Families are often told the death was "accidental" and that nothing more can be said. But an overdose death in jail is not automatically the person's own fault. A jail is responsible for the people it holds, and an overdose death in jail lawsuit asks a simple question: did the staff do what they were supposed to do to keep this person alive?

This guide covers what public records show about fentanyl and overdose deaths in California jails and state prisons, the failures that make a jail or prison legally responsible, who can be sued, the deadlines, and the records families should ask for. It is general information. For advice about your situation, you can request a free, confidential review.

How common are overdose deaths in California jails and prisons?

Los Angeles County jails	About 20% of deaths from 2018 to 2022 were overdoses, according to the Attorney General's 2025 lawsuit. Overdoses rose from about 4% of deaths in 2008 to about 26.5% in 2023 (PLOS ONE, July 2026).
Orange County jails	6 of 10 deaths in 2024 were overdoses, 5 involving fentanyl and/or methamphetamine (Office of Independent Review)
Fresno County jails	4 of 6 deaths in 2024 were accidental overdoses (Sheriff's in-custody death page)
Riverside County jails	In August 2022, the sheriff said about one-third of that year's jail deaths to that point were fentanyl-related (ABC7)
CDCR state prisons	Overdose deaths: 53 (2022) · 89 (2023) · 78 (2024) (California Correctional Health Care Services mortality reviews)

In Los Angeles County, the Attorney General's complaint against the county describes an October 2024 mass overdose at Men's Central Jail that killed one person and sent seven to the hospital, and another later that month that hospitalized seven more. A 2026 study in PLOS ONE traced the long rise in the overdose share of county jail deaths.

In Orange County, the county's Office of Independent Review found that overdoses were the leading cause of jail deaths in 2024. The ACLU of Southern California's January 2026 analysis found that at least 60 of 119 deaths it reviewed happened within a month of booking, and at least 35 within a week. That early window is when withdrawal and hidden drugs are most dangerous.

In the state prison system, overdose deaths climbed from 53 in 2022 to 89 in 2023 before falling to 78 in 2024, according to California Correctional Health Care Services. KFF Health News reported that the previous record was 64, in 2019. The Receiver's office reports a "further decline" in overdoses in 2025 based on preliminary data, but final 2025 figures were not published as of October 2026.

When is an overdose death in custody the jail's legal responsibility?

A jail does not have to stop every drug from coming in to be safe. But the law requires it to respond to serious medical needs, and many overdose deaths involve the same missed steps. Official reviews have found these problems again and again:

• Skipped or rushed safety checks. California's State Auditor found that San Diego deputies sometimes glanced into cells for one second or less, that some people were found dead hours after their last check, and that policy did not require proof the person was alive, in its 2022 report. The Attorney General alleges that at least 11 Los Angeles County jail deaths from 2018 to 2024 involved late, missed or inadequate checks.
• Ignored withdrawal and intake warnings. A court-appointed monitor in Sacramento County found that "Nursing withdrawal monitoring is not timely and is often not done at all," in a 2025 report in the Mays case.
• Ignored symptoms and calls for help. When a person is visibly sick, or cellmates press the call button, staff must act. Families in several cases allege that warnings were dismissed.
• Late CPR, 911 calls or naloxone. In its 2024 mortality review, the prison health system counted 34 delays in calling 911 or in emergency response, and six positive drug screens that were not acted on in patients who later died of overdose. The State Auditor found CPR was sometimes delayed or not started in San Diego.
• Weak contraband controls and training. In March 2026, the Los Angeles County Board of Supervisors ordered more cameras to stop contraband, proper cell-check timing and wider naloxone access, LAist reported. A jury in Orange County found the county liable for an overdose death on a failure-to-train theory (see below).
• No addiction treatment. The 2024 prison mortality review found 15 patients who were not referred to the system's addiction treatment program; nine of them died of overdose.

Some jails do report progress. Alameda County's Santa Rita Jail said staff used Narcan 55 times in each of 2024 and 2025, according to a syndicated news report. San Diego's Sheriff reported that overdoses (not deaths) fell 65% from 2024 to 2025, according to Times of San Diego. The prison Receiver says patients there access medication for addiction treatment at more than twice the community rate. Progress overall does not excuse a failure in one person's case.

Who can be held responsible for a fentanyl death in custody?

• The county and its sheriff, for a county jail death. A county can be liable for its own policies, customs or failure to train (a Monell claim).
• Contracted medical companies, where a county uses one. Alameda County uses Wellpath at Santa Rita Jail, for example.
• Individual deputies, officers, nurses and doctors who ignored an obvious medical emergency.
• The State of California and CDCR employees, for a state prison death. Our guide to deaths in California state prisons covers those rules.

Recent settlements and verdicts

These are reported results in California overdose and drug-related death cases brought by families. Other law firms handled them. The facts described are the families' allegations unless a jury decided them.

The Riverside verdict shows that a person's own drug use can reduce an award without ending the case. Every case is different. Past results, including those listed here, do not predict the outcome of any other case. See more reported results on our jail death settlements and verdicts page.

Deadlines for an overdose death in jail lawsuit

For state-law claims against a county, city or the State, California requires a written government claim within six months of the death (Government Code § 911.2). For a county jail, the claim goes to that county. For a state prison, it goes to the Department of General Services' Government Claims Program. If the claim is rejected in writing, you generally have six months from that notice to sue. Late claims are allowed only within one year and on narrow grounds, so families lose state claims by waiting.

Federal civil-rights claims under 42 U.S.C. § 1983 need no government claim and generally must be filed within two years. People held before trial bring medical-care claims under the Fourteenth Amendment; sentenced prisoners bring them under the Eighth Amendment, which requires showing deliberate indifference. Claims against a private medical contractor are not subject to the six-month rule but have their own deadlines, generally two years for wrongful death. Because the county or State is almost always involved too, the six-month clock still matters.

The person's estate can bring a survival claim, and federal courts in California have allowed the estate to recover for the person's own suffering in some cases. Close family members, such as a spouse and children, and in some circumstances parents or others who depended on the person, can bring a wrongful death claim.

What families should request after an overdose death

1. The coroner's or medical examiner's report, including the toxicology results.
2. The jail's public death posting. California requires in-custody deaths to be reported to the state Department of Justice, and many sheriffs post them online.
3. Through a lawyer: housing-unit video, safety-check and cell-check logs, intake screening, withdrawal monitoring and medication records, call-button and radio logs, and records of when naloxone was given and when 911 was called. We send preservation letters right away so this evidence is not lost.
4. Any review by the state's Director of In-Custody Death Review, created by SB 519 in 2023. Its recommendations and the sheriff's responses are public records.
5. Do not sign anything from the county, a contractor or an insurer before speaking with a lawyer. Keep letters, voicemails and phone records, and write down names and dates while they are fresh.

How LaCour Trial Lawyers handles these cases

LaCour Trial Lawyers is a Pasadena-based trial firm that takes police misconduct and wrongful death in custody cases throughout California. Each case is led by a partner, we have Spanish-speaking lawyers and staff, and there is no fee unless there is a recovery. For county details, see our guides to Los Angeles County jail deaths, Orange County jail deaths and San Diego County jail deaths, or our overview of California jail and prison deaths.

Frequently asked questions

This guide is general information about California and federal law and about public records as of its date. It is not legal advice, and reading it or contacting us does not create an attorney–client relationship. Allegations in lawsuits are claims, not findings. Prior results do not guarantee a similar outcome. Attorney advertising.