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Border Rescues and Mortality Data

Transnational criminal organizations continue to recklessly endanger the lives of individuals they smuggle for their own financial gain. Smuggling organizations often abandon aliens in remote and dangerous areas, where severe heat, exposure, and miles of unforgiving desert pose countless threats to aliens. Preventing the loss of life is core to our mission, and CBP personnel endeavor to rescue those in distress. Tragically, the number of deaths in these harsh environments is still too high.

Pursuant to Congressional reporting requirements, CBP tracks alien deaths under two separate sets of criteria. CBP’s Office of Professional Responsibility (OPR) conducts independent oversight of in-custody and certain other CBP-related deaths. CBP and the U.S. Border Patrol (USBP) also track southwest border (SWB) deaths, in conjunction with their Missing Alien Program (MMP). CBP initiated the MMP in 2017 to prevent the deaths of aliens during their journey with signage, rescue beacons, and other tools to enable individuals in distress to contact agency personnel.

While CBP works hard to track this information as fully and accurately as possible, these data are not all encompassing. These numbers may differ from other organizations that track similar data.

In FY 2023, CBP components conducted a combined 3,201,144 enforcement actions across the United States. From these enforcement actions, CBP OPR reviewed 180 CBP-related deaths. The deaths were categorized into three categories: In-Custody (Reportable), Not in-Custody (Reportable), and Not in-Custody (Not-Reportable).


In-Custody (Reportable)


  • Subject dies in the process of being physically detained by CBP
  • Subject dies after being detained or arrested or while being escorted to a CBP vehicle
  • Subject dies due to vehicle collision, is struck by a vehicle, or dies by any other means while being actively pursued by CBP
  • Subject dies due to actions of CBP while attempting to detain or arrest subject (e.g., struck by CBP vehicle)
  • Subject dies while being transported by, or in the custody of, a CBP contractor
  • Subject dies in a CBP holding facility or in route to a CBP holding facility
  • Subject dies as a result of any use of force by CBP personnel
  • Subject dies while undergoing secondary inspection or detained by CBP personnel for any other reason
  • Subject dies after being admitted to a medical facility while still in CBP’s legal custody

Not in-Custody (Reportable)


  • Subject dies while attempting to elude CBP but not being actively pursued (including falls from border barriers)
  • Subject dies before, during, or after primary or outbound inspection at a port of entry (unless referred to secondary or due to use of force)
  • Subject dies before, during, or after primary inspection at a USBP checkpoint (unless referred to secondary or due to use of force)
  • Subject that is not detained or arrested dies while being transported in a CBP-owned vehicle or other conveyance with the sole purpose of obtaining immediate medical care
  • Subject dies while processing of import/export paperwork or while paying import/export fees

Not in-Custody (Not-Reportable)


  • Subject discovered in medical distress and dies in the field or in route to hospital (not in a CBP vehicle)
  • Subject discovered in medical distress and dies during initial lifesaving efforts at hospital
  • Remains discovered by CBP personnel
  • Discovery of deceased individuals by other agencies
  • Deaths resulting from an enforcement action in which CBP personnel did not participate
  • Subject found deceased by CBP personnel in connection with a search and rescue operation


CBP-Related Deaths: Incidents by Classification

Of note, the not in-custody and not-reportable deaths included in the OPR review, shown below, were only those involving decedents who are found in medical distress and who died during initial lifesaving efforts.

FY 2023 CBP-Related Deaths by Custodial Classification: 55 in-custody, 72 not in custody, 53 not reportable

CBP-Related Deaths: Incident Types

CBP-Related Deaths by Incident Types: Graph showing range between FY21-23


For additional information and more detailed data regarding the OPR data, please see the FY2023 CBP-Related Deaths Report. For further additional information, please read the Notification and Review Procedures for Certain Deaths and Deaths in-Custody.

Last Modified: Apr 14, 2025