When a person is attacked by another inmate in a California jail

If someone you love was hurt or killed by a cellmate or another person in a California jail, we are deeply sorry. Families who search for an inmate assaulted by another inmate lawsuit often hear the same thing from the jail: that the other person is to blame, and nothing more can be said. But the jail chose the housing, set the checks and controlled the response. A failure to protect jail lawsuit asks whether those choices were reasonable.

This guide explains the legal standard, the jail rules on classification and safety checks, cases California families have brought, what evidence matters, and the deadlines. It is general information, not legal advice. You can ask for a free, confidential review of your situation.

What is a failure-to-protect claim?

Jail staff have a duty to take reasonable steps to protect people in their custody from serious harm, including harm from other people in custody. For pretrial detainees, the federal appeals court that covers California set out the test in 2016 in Castro v. County of Los Angeles. A claim against an individual officer generally requires showing that:

1. the officer made an intentional decision about the person's conditions, such as a housing placement
2. those conditions put the person at substantial risk of serious harm
3. the officer did not take reasonable, available steps to reduce the risk, even though a reasonable officer would have seen how high it was
4. that failure caused the injury

The court said this is an objective test, so the family does not have to prove what the officer was actually thinking. It is more than ordinary carelessness, though, and the court compared it to reckless disregard. People serving a sentence after conviction bring these claims under the Eighth Amendment, which generally asks whether the officer actually knew of the risk.

The county itself can be liable when the harm came from its policies, customs or failure to train, such as a practice of housing violent people with vulnerable ones. In Castro, the court upheld a jury verdict of more than $2 million against two officers and the county after a man held for public drunkenness was placed in a sobering cell with a combative man arrested on a felony and was seriously hurt. The court found the county had notice that its practices created a substantial risk.

Where jails go wrong: housing, classification and checks

Classification and housing

California's jail standards require each jail to have a written classification plan "based on objective criteria," with intake screening by trained staff, under Title 15, § 1050. Housing decisions are made case by case and must consider whether the placement protects the person's health and safety. The person's own views about their safety must be given "serious consideration."

In many of the cases below, the family alleges the problem started with a housing decision: a person with serious mental illness placed with someone known to be violent, or a person returned to the same cell after an earlier attack.

Safety checks

Under Title 15, § 1027.5, staff must check on people in custody at least once an hour by direct visual observation, at random intervals, and document each check. Some housing requires more frequent checks. In Los Angeles County, the Attorney General's 2025 lawsuit alleges that at least 11 deaths from 2018 to 2024 involved late, missed or inadequate safety checks. Those are allegations, and the case is ongoing.

How common are these deaths?

In San Diego County, Times of San Diego reported 15 homicides by cellmates in about 12 years, 12 of them at the Central Jail. Los Angeles County's own death disclosures list homicides each year, including four in 2023 and four in 2024, according to the Sheriff's Department.

What families have recovered in California cases

These are reported results in California cases brought by families or by the person harmed. They were handled by other firms.

• Wesley Alarcio, Twin Towers (Los Angeles County), 2018. His wife and daughter received $7 million in 2022. The suit alleged he was placed in a mental health unit where violent people were known to prey on vulnerable ones, and that records showed he did not belong there. He survived with permanent brain injury. The county admitted no wrongdoing.
• Dat Thanh Luong, Santa Rita Jail (Alameda County), 2016. His widow received $4.6 million, KTVU reported. He had been ordered to a state hospital but stayed in the jail 81 more days.
• Adam Preston Adams, West Valley Detention Center (San Bernardino County), 2023. His daughter's federal suit alleged deputies knew of the cellmate's violent history before housing them together. The case was dismissed in October 2026 after a reported $1.75 million settlement; the county had not confirmed the amount.
• Bryan Debbs, Sacramento County Main Jail, 2019. A total of $1.2 million, $600,000 from UC Davis and $600,000 from the county, Prison Legal News reported.
• Robert Vernon Sutton, West Valley Detention Center, 2019. $857,500 in 2021, according to Prison Legal News.
• Destiny Ortega, Century Regional Detention Facility (Los Angeles County), 2021. County lawyers recommended a $750,000 settlement in February 2026 in the suit by her estate and brother, which alleges she was killed by another woman in custody.

Other family suits are still pending, including cases over the deaths of Andrew Balderrama at Men's Central Jail and Dominique McCoy at the San Diego Central Jail. Every case is different. Past results, including those listed here, do not predict the outcome of any other case. See more in our page on jail death settlements and verdicts in California.

What evidence matters in a failure-to-protect case?

These cases are won or lost on records the jail controls. The most important are usually:

• Classification records for both people: their scores, mental health flags, prior violence in custody, "keep separate" orders, and who approved the housing.
• Safety-check logs and video. Logs say a check happened; hallway and module video shows whether it did. In some cases, video has shown that logged checks did not happen.
• Earlier warnings. Grievances, requests to move, calls from family, or a prior attack by the same person.
• Response time. Intercom and radio records, and when medical staff arrived.
• Medical and autopsy records, and any criminal case against the other person.

Video and logs can be lost if no one asks for them. We send preservation letters early. Our guide to jail records and video explains how families can request records on their own.

What to do now

1. If your loved one is still in custody and afraid, help them put the fear in writing: a request to move or a grievance, with a copy or the date. Tell their criminal defense attorney, who can raise it with the court.
2. Write down everything the jail tells you, with names and dates. Keep letters, voicemails and texts.
3. Request the coroner's report if your loved one died, and do not sign anything from the county or a contractor before getting advice.
4. Do not wait for the criminal case against the other person to end. Your civil deadlines keep running.
5. Talk to a lawyer well before the six-month mark.

The deadlines

State-law claims against a California county require a written government claim within six months of the injury or death (Government Code § 911.2). California also gives counties some immunities for injuries to people in custody, so federal claims often matter most in these cases. Federal civil-rights claims under § 1983 generally have two years in California and no claim requirement. Our guide to the six-month government claim deadline explains the details. After a death, the spouse and children, and in some situations parents or others who depended on the person, can bring a wrongful death claim, and the estate can bring a separate survival claim.

How LaCour handles these cases

LaCour Trial Lawyers is a trial firm, and a partner leads every case involving police misconduct and wrongful death in custody, statewide. We have Spanish-speaking lawyers and staff. There is no fee unless there is a recovery. If you or someone in your family was seriously hurt by another person in jail, ask for a free, confidential review. Our West Valley Detention Center and Santa Rita Jail guides cover two of the jails named above.

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.