Ann Arbor Township, Michigan, October 13, 2025
News Summary
A serious multi-vehicle crash occurred on US-23 near Pontiac Trail in Ann Arbor Township, resulting in the death of a 49-year-old woman from Plymouth. The semi-truck involved crossed the median and collided with three northbound vehicles, causing several minor injuries and significant traffic delays. Authorities are investigating the cause and whether substances played a role, with the crash site noted for frequent accidents. Cleanup and investigation led to lane closures for several hours before the roadway reopened.
Ann Arbor Township, Michigan – A serious multi-vehicle crash occurred on northbound US-23 near Pontiac Trail in Ann Arbor Township on Friday, September 19, 2025. The tragic incident resulted in the death of a 49-year-old woman from Plymouth, who was pronounced dead at the scene.
According to authorities, the accident took place when a semi-truck traveling southbound on US-23 crossed the median and collided with three vehicles heading in the opposite direction. Several other drivers sustained minor injuries as a result of the crash. Witnesses described the collision as violent, noting the heavy debris that was scattered across the roadway.
The accident caused significant traffic delays, with vehicles backed up for miles. Many drivers were forced to seek alternate routes on M-14 to avoid the congestion. Emergency crews were dispatched to the scene to assist injured individuals and manage the ongoing traffic situation.
The Michigan State Police have launched an investigation into the incident and are currently determining the cause behind the semi-truck crossing the median. Authorities are also looking into whether alcohol or drugs were factors that contributed to the crash.
The crash site is noted to be a location with frequent accidents, attributed to the curves in the roadway and heavy commuter traffic. All lanes of US-23 were closed for several hours following the accident, but they were reopened late Friday night as cleanup and investigation efforts were completed.
This incident remains under investigation as officials seek further information regarding the circumstances surrounding the crash. As the authorities work to piece together the events leading up to this tragic accident, more updates may be provided to the public in the coming days.
FAQ
What happened during the semi-truck collision on US-23?
A serious multi-vehicle crash occurred on northbound US-23 near Pontiac Trail in Ann Arbor Township on Friday, September 19, 2025. A semi-truck traveling southbound on US-23 crossed the median and collided with three vehicles heading northbound.
What were the consequences of the crash?
A 49-year-old woman from Plymouth was pronounced dead at the scene. Several other drivers sustained minor injuries in the crash.
How has traffic been affected by the incident?
Traffic was severely backed up due to the crash, with many drivers seeking alternate routes on M-14. All lanes of US-23 were closed for several hours but reopened late Friday night.
Are authorities investigating the cause of the crash?
Yes, the Michigan State Police have not yet determined the cause of the semi-truck crossing the median and are investigating whether alcohol or drugs were factors in the crash.
Is the crash site known for previous accidents?
Yes, the crash site has been identified as a location with frequent accidents due to curves and commuter traffic.
Key Features of the Incident
| Feature | Details |
|---|---|
| Date | September 19, 2025 |
| Location | US-23 near Pontiac Trail, Ann Arbor Township, Michigan |
| Victims | 1 deceased, several with minor injuries |
| Cause of Accident | Under investigation |
| Traffic Impact | Severe backups; alternate routes taken; reopened late Friday night |
| Frequent Accidents | Known site for accidents due to curves and commuter traffic |
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Additional Resources
- WXYZ: 1 Killed in Crash on US-23 in Ann Arbor
- CBS News: Semi-Truck Crash on US-23
- Click On Detroit: 4-Vehicle Crash on US-23
- Fox 2 Detroit: All Lanes US-23 Shut Down
- Detroit Free Press: Multi-Vehicle Crash in Ann Arbor
- Wikipedia: Traffic Collision
- Google Search: crash on US-23 Ann Arbor
- Google Scholar: traffic safety
- Encyclopedia Britannica: Automobile Accidents
- Google News: Ann Arbor crash
Author: STAFF HERE PLYMOUTH WRITER
The PLYMOUTH STAFF WRITER represents the experienced team at HEREPlymouth.com, your go-to source for actionable local news and information in Plymouth, Wayne County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the Plymouth Ice Festival, Art in the Park, and the Plymouth Fall Festival. Our coverage extends to key organizations like the Plymouth Community Chamber of Commerce and Main Street Plymouth, plus leading businesses in automotive and retail that power the local economy such as Roush Industries and Downtown Plymouth businesses. As part of the broader HERE network, including HEREDetroitMI.com, HEREGrandRapids.com, HERENorthville.com, and HERENovi.com, we provide comprehensive, credible insights into Michigan's dynamic landscape.
