Crime at 3900 BLOCK OF DELTA RD on 08/09/2026 12:00 AM

Type: Other

Date: 08/09/2026 12:00 AM

Description: CIVIL DISTURBANCE. This is from the Contra Costa County Sheriff call log. Information is subject to change.

Address: 3900 BLOCK OF DELTA RD, Knightsen, CA

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Area Missing Persons

missing-person-record__Nunez

Name

John Nunez

Missing Age

66

Est. Current Age

109

Last Seen

Livermore, CA on 11/29/1982

Physical Description

Race: Hispanic Ethnicity: Latino Gender: Male Hair: Black Eyes: Brown Height: 5'9" Weight: 225 lbs

Case Number

MP42948

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Area Cold Cases

cold-case-record__Riccobono IV

Name

Salvatore Riccobono IV

Age

37

Cause of Death

Homicide

Info

On April 23, 2018, at about 5:03 a.m., deputies were dispatched to U.S. Highway 101 near Salmon Creek for the report of a subject struck by a vehicle. It was later determined that the victim, Salvatore Riccobono was deceased prior to the traffic collision and his death was determined to be a homicide.

Agency

Humboldt

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