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Margarett Lee Moon

Death by Force
Case Description
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Margarett Lee Moon, aged 40, tragically lost her life on February 10, 2021, in a horrific incident that also claimed the lives of her 16-year-old daughter, Shelly Autumn Mae Moon, and her fiancé, Nikki Dion Metcalf. The triple homicide occurred at their home on the Bear River Band of the Rohnerville Rancheria Reservation in Loleta, California. The community was left in shock and mourning as details of the brutal crime emerged.

The perpetrator, Mauricio Eduardo Johnson, an 18-year-old acq ...Read More
Links to Additional Sources (9)
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  • KHSL News: 19-year-old suspect arrested in Utah for Bear River Rancheria triple homicide to be extradited to Humboldt County
  • Lost Coast Outpost: TODAY in COURT: Alleged Accomplice of Bear River Triple Homicide Suspect Arraigned in Utah Court; Updates on 'Manila Five,' Anderson Cases
    •     ...View 7 additional sources
    Victim Details

    Margarett Lee Moon

    Female

    Loleta

    CA

    2021-02-10

    40

    Margarett

    Lee Moon

    11/10/2025

    Forum Posts (1)
    I can't stop thinking about those poor kids who were in the house during the incident. It's unimagin... ...Read More
    11/19/2023
    Other Cases from Loleta, California

    Nikki Dion Metcalf

    Death: Feb 10, 2021
    Nikki Dion Metcalf, aged 40, tragically lost her life on February 10, 2021, in a horrific incident t ...Read More

    Shelly Autumn Mae Moon

    Death: Feb 10, 2021
    Shelly Autumn Mae Moon, a 16-year-old resident of Loleta, California, tragically lost her life on Fe F ...Read More