DAYTON, Ohio (WDTN) – One person is in custody following an active shooter investigation Monday morning at the University of Dayton.

According to the University of Dayton, UD Public Safety personnel found a potential threat to the school posted on social media Monday. Officers investigated the message and reached out to local law enforcement partners to assist in the investigation.

One UD student said they received at least 3 Yik Yak posts saying a school shooting would take place at noon. One of the posts said “I’m going to shoot up this school today at noon. don’t say I didn’t warn you. Marianist first.” Students received a text from UD’s emergency notification system at 12:06 p.m.

At 12:49 p.m., the university sent out a second announcement telling students that a person had been taken into custody. UD Public Safety personnel believe this suspect was responsible for the threat.

The university says normal activities will continue on campus today and anyone who needs help or emotional support due to this incident can reach out to the university for resources

  • Counseling Center, 937-229-3141
  • Health Center, 937-229-313 
  • Campus Ministers, 937-229-3339
  • Dean of Students Office, 937-229-1212

Anyone who sees suspicious activity on campus should call UD Public Safety at 937-229-2121 or 911.