Office of the Fire Marshal Announces Arrests in Douglas Park Arson

Published on September 12, 2025

Arlington, Va. – The Arlington County Fire Department’s Office of the Fire Marshal is announcing the arrest of three men following an investigation into an arson that occurred at 1020 S. Quebec Street on May 15, 2025.

On May 15, 2025, at approximately 4:50 a.m., the Arlington County Fire Department responded to the report of a structure fire at the garden apartments located at 1020 S. Quebec Street. This fire resulted in 32 occupants being affected. Multiple rescues were made by fire crews, and several people were transported for smoke inhalation injuries. 

Evidence recovered at the scene indicated the fire to be suspicious in nature. A comprehensive criminal investigation was initiated by the officers and deputies of the Arlington County Office of the Fire Marshal, assisted by the Arlington County Police and other allied agencies, and revealed strong evidence of arson. As a result of the months-long investigation, three suspects were identified and subsequently arrested.

Marvin Adelso Hernandez Lopez, 18, of Arlington, VA was arrested on August 27 and charged with Arson, Conspiracy to Commit Arson, Possession of Fictitious Identification, Firearm: Possess by Foreign Alien and Reckless Handling of a Firearm: No Serious Bodily Injury. Wilmer Agustin De Leon, 20, of Arlington, VA was arrested on September 9 and charged with Arson and Conspiracy to Commit Arson. Erasbiel Flores, 22, of Woodbridge, VA was arrested on September 9 and charged with Arson and Conspiracy to Commit Arson. The three suspects are being held without bond in the Arlington County Detention Facility.

This remains an active criminal investigation. Anyone with information that may assist the investigation is asked to contact the Arlington County tip line at 703-228-4180 or ACPDTipline@arlingtonva.us or anonymously through the Arlington County Crime Solvers hotline at 1-866-411-TIPS (8477).

Marvin Adelso Hernandez Lopez

Wilmer Agustin De Leon

Erasbiel Flores