St. Joseph, MO — A tragic overnight collision involving multiple motorcycles has left one man dead and another injured, prompting an urgent investigation by the St. Joseph Police Department. The incident occurred in the early hours of Wednesday, July 30, 2025, near North Belt Highway and Blackwell Road, an area known for its frequent traffic flow.
At approximately 1:57 a.m., officers were dispatched to the scene following reports of a serious crash involving motorcycles. Upon arrival, police located two riders who had been involved in the collision. One individual sustained non-life-threatening injuries and was transported to a local hospital for treatment.
The second motorcyclist, identified as Tristian Plumley, 23, of St. Joseph, was found unresponsive at the scene. Buchanan County EMS rushed him to Mosaic Life Care, where he was later pronounced dead.
Third Motorcycle Possibly Involved
According to early witness accounts and evidence at the scene, authorities believe a third motorcycle may have been involved in the crash. That rider is suspected to have fled the scene before officers arrived. Investigators have released a photo in hopes of identifying the third individual and are asking for the public’s assistance.
Anyone with information regarding the possible third rider or details about the incident is urged to contact the Tips Hotline at (816) 238-TIPS or reach out directly to the St. Joseph Police Department Traffic Unit at (816) 271-4882.
Ongoing Investigation
The St. Joseph Police Department’s Traffic Reconstruction Unit was called to the scene to conduct a detailed forensic investigation. As of now, the crash remains under active investigation, and officials have not yet confirmed what led to the collision or whether speed, impairment, or road conditions played a role.
Authorities are withholding additional information pending the outcome of the investigation and further interviews with witnesses.
Community Shock and Grief
News of Tristian Plumley’s death has sent shockwaves through the St. Joseph community. Friends and loved ones describe him as energetic, adventurous, and passionate about motorcycles — a young man who embraced life fully.
“This is just devastating,” said one of Plumley’s longtime friends. “Tristian was more than just a rider. He was a friend, a brother, someone who made everyone feel like they mattered.”
A growing number of community members are calling for increased awareness around motorcycle safety and are organizing a memorial ride in Tristian’s honor.
Remembering Tristian
As the community grapples with this heartbreaking loss, Tristian’s memory lives on in the stories and lives he touched. His sudden passing is a stark reminder of the dangers motorcyclists face and the need for both drivers and riders to remain vigilant.
His family has asked for privacy as they make arrangements and process their grief.
Anyone with information regarding the crash or the third suspected motorcyclist should contact authorities immediately.
Our heartfelt condolences go out to the Plumley family and all who knew and loved Tristian. Updates will be provided as more information becomes available.