A search is underway for Arnav Sharma, an 18-year-old from Mountain House who was reportedly last seen in the Livermore area after visiting Las Positas College.
According to information shared by a person identifying themselves as a friend of Arnav’s family, the teenager had been visiting a friend at Las Positas College on Wednesday, September 16, and planned to use public transportation to return to Mountain House. His family reportedly last spoke with him at around 12:30 p.m. that day.
Key Details
| Category | Reported Information |
|---|---|
| Missing Person | Arnav Sharma |
| Age | 18 |
| Home Community | Mountain House |
| Last Seen | Las Positas College, Livermore |
| Last Contact | September 16, 2026, around 12:30 p.m. |
| Height | Approximately 6 feet |
| Weight | Approximately 140 pounds |
| Hair | Black |
| Eyes | Black |
| Clothing | Blue hoodie, black pants, red shoes |
| Possible Later Location | Pleasanton, near Johnston Drive/Owen Drive |
| Police | Livermore Police Department |
| Tip Line | 925-371-4900 |
The same community report stated that Arnav’s last phone ping was reportedly detected in Pleasanton at approximately 1:47 p.m., near Johnston Drive and Owen Drive. Police were said to have been notified about the case. These details come from the community appeal and have not been independently confirmed through an official police release located in the available search results.
Livermore Police Department’s official website lists 925-371-4900 as its telephone number. Anyone with potentially useful information should contact the department directly and provide investigators with whatever details they have.
The available missing-person information does not establish what happened after Arnav was last in contact with his family. There is currently no verified information in the sources reviewed indicating where he may be or what circumstances may have contributed to his disappearance.
Family, friends and community members are asking people in Mountain House, Livermore, Pleasanton and surrounding areas to remain alert and share the missing-person information responsibly.
Anyone who believes they may have information about Arnav’s whereabouts should contact law enforcement rather than relying on social-media speculation.