Los Angeles County Sheriff’s Department seeks public help locating at-risk woman Alyssa Isabella Miller in La Puente
The Los Angeles County Sheriff’s Department is asking the public to help find 20-year-old Alyssa Isabella Miller, an at-risk woman with diminished mental capacity and a medical condition, last seen Feb. 10 near Harvestmoon Street in La Puente.
- Name/Age: Alyssa Isabella Miller, 20.
- Last seen: Near the 16100 block of Harvestmoon Street, La Puente, on Feb. 10, 2026; last contact with family Feb. 14, 2026.
- Concerns: diminished mental capacity and a medical condition that requires medication; case classified as at-risk.
- How to report: Contact LASD Missing Persons Detail at (323) 890-5500 or submit an anonymous tip to Crime Stoppers.
What authorities say
The Los Angeles County Sheriff’s Department, Missing Persons Detail, has issued an advisory asking the public to help locate Alyssa Miller. According to the department’s release reported by Times Media Service and MyNewsLA, Miller was last seen Feb. 10 near the 16100 block of Harvestmoon Street and last contacted family on Feb. 14 at about 12:08 p.m.
Physical description and last known clothing
Description: White female, 5’4″, 180 lbs., brown hair, brown eyes.
Clothing when last seen: white T‑shirt and blue jeans.
If you believe you have seen someone matching this description, please contact authorities immediately.
Timeline and investigative steps
- Feb. 10, 2026: Miller last seen near the 16100 block of Harvestmoon Street in La Puente.
- Feb. 14, 2026 (about 12:08 p.m.): Miller last had contact with family.
- After Feb. 14: Family reported concern; Missing Persons Detail opened an at-risk investigation and is verifying leads, including a possible unconfirmed destination of Buffalo, New York.
Why the at-risk designation matters
Law enforcement uses “at-risk” for missing people who, because of age, medical condition, or cognitive impairment, face greater danger if not located quickly. In Miller’s case, the combination of diminished mental capacity and a medical condition that requires medication could create an acute health emergency.
How to help — what officials recommend
- Report information: Call the Los Angeles County Sheriff’s Department, Missing Persons Detail, at (323) 890-5500 with times, locations, or vehicle descriptions.
- Remain anonymous: Contact Crime Stoppers at (800) 222‑TIPS (8477), use the P3 Tips app, or submit online at Crime Stoppers.
- Check footage: Residents and businesses near Harvestmoon Street should review security and dashcam footage from Feb. 10–14.
- Prioritize safety: If you encounter a person who may be Miller, do not approach if she appears distressed—contact law enforcement immediately.
Family and community concern
Miller’s family has expressed serious concern for her well-being. Neighbors and community members in La Puente are asked to share flyers and social posts and to contact the sheriff’s department with any information. Community awareness is often critical in locating vulnerable people quickly.
Cross-jurisdiction considerations
Because Miller may be traveling to Buffalo, New York, investigators may coordinate with other agencies and transit authorities, including airport and transportation hubs. Cross-state leads often involve federal partners and local police in destination areas to expedite searches.
Public records and source attribution
This report is based on information released by the Los Angeles County Sheriff’s Department and reported by Times Media Service and MyNewsLA. The original public advisory and details are available at MyNewsLA. Anonymous tips may be submitted through Crime Stoppers.
Implications for the United States
This case highlights broader issues: the vital role of community response in missing-person cases, the dangers when at-risk people lose access to medication, and the importance of interagency coordination when a case may cross state lines. Families nationwide are reminded to keep recent photos, identification, and emergency plans accessible.
How to report tips
If you have information about Alyssa Isabella Miller or believe you have seen someone matching her description, contact the Los Angeles County Sheriff’s Department, Missing Persons Detail, at (323) 890-5500. To remain anonymous, contact Crime Stoppers at (800) 222‑TIPS (8477), use the P3 Tips mobile app (Google Play or Apple App Store), or submit information online at Crime Stoppers. For more background, see the original advisory reported by Times Media Service and MyNewsLA.
“Investigators stress that Miller has a diminished mental capacity and a medical condition that requires medication. Those factors raise concern for her immediate safety and well-being.” — Los Angeles County Sheriff’s Department advisory reported by MyNewsLA
