Several area organizations will hold ceremonies today to honor those killed in the Sept. 11, 2001 attacks on the World Trade Center and Pentagon building.

Butler County Safety Services will host a program to honor those who were killed, including first responders, at 6:30 p.m. at the Fallen Firefighter’s Memorial on Monument Avenue in Hamilton. Melvin House, director of EMS for the Ohio Department of Public Safety, and Ross Twp. Police Chief Ben Kramer will speak. Several local fire companies from within Butler County will also participate in the event. A fire bell service ceremony also will be part of the event.

Warren County will dedicate a 9/11 memorial in front of the Court of Common Pleas building, 500 Justice Drive, Lebanon. The memorial will feature a piece of I-beam from the World Trade Center and two granite towers. Special recognition will be given to two Warren County residents who died in the attacks. The event will begin at 9:45 a.m. with the memorial being revealed at 9:58 a.m., the time of the second tower’s collapse. Former Cincinnati Bengal Anthony Munoz, a Warren County resident, will be the keynote speaker.

The city of Monroe will host a ceremony at 8:30 a.m. in front of the City Urban Center, 233 S. Main St., in Monroe. A ceremony retiring the old flag will be performed by the Monroe Police Honor Guard and a new flag then raised to half staff. Speakers will be the city manager William Brock and Mayor Robert Routson.

Fairfield South Elementary School will have a 9/11 commemorative flag ceremony at 9:30 a.m. Students, school staff and representatives from the police and fire departments in Fairfield will gather in the school parking lot as cub scouts raise the school’s new flag. South Elementary is located at 5460 Bibury Road (off Nilles Road).