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On April 11, 2025, a man from Hadley, Massachusetts, was taken back into federal custody following an FBI raid. During the raid, authorities discovered ammunition and explosives at the suspect's residence. Subsequently, on April 22, 2025, the suspect was indicted for possession of ammunition and explosives.
On April 6, 2025, a man was arrested after allegedly detonating a homemade explosive near an apartment complex in Chelsea, Massachusetts. The explosion, which occurred near Revere Beach Parkway, caused a public disturbance but resulted in no injuries. Authorities tracked the suspect down using surveillance footage and charged him with possession of an incendiary device and malicious explosion. Officials emphasized the importance of swift enforcement, especially with major events like the Boston Marathon approaching.
On 22 January 2025, at approximately 1950 hours local time, Nashua Police Department officers and Nashua Fire Rescue crews responded to the 60th block of West Hollis Street in Nashua following reports of two passenger cars and a pick-up truck on fire in the area. Crews extinguished the fires, and no injuries were reported. According to police, video camera footage captured an unidentified suspect with a possible improvised incendiary device (IID), described as a Molotov cocktail, before they threw it at a vehicle, prompting a fire, which then spread to at least two other vehicles.
On 21 January 2025, at approximately 1530 hours local time, Westminster Police Department, North Worcester County Drug Task Force, and the Massachusetts State Police Gang Unit executed a search warrant at a home on the 100 block of East Road in Westminster as part of an investigation into alleged drug activity. At the home, authorities discovered “an unsafe amount of explosive materials,” in addition to cash and various drugs.
On 18 January 2025, at approximately 1830 hours local time, Longmeadow Police Department officers, Massachusetts State Police troopers, and members of the DEA conducted a search of a residence on the 80th block of South Avenue in Longmeadow as part of an investigation for alleged drug activity. Officers removed three occupants from the home after learning they were in possession of a device. During the search, officers discovered an item that resembled an incendiary device.
On 11 January 2025, the Lamoille County Sheriff’s Department (LCSD) received multiple reports about the destruction of mailboxes in the towns of Wolcott, Johnson, and Morrisville. An ongoing joint investigation by LCSD, U.S. Postal Service Inspectors, and the Morristown Police Department determined that the mailboxes were damaged using unspecified explosive devices. No further information was provided.
On 1 December 2024, at approximately 1225 hours local time, the Fairfield Police Department was notified by a local hospital that a patient was being treated for an injury after allegedly building and detonating IEDs in the Pine Creek Marsh in Fairfield. According to authorities, two male suspects made four IEDs; two IEDs were functioned while one IED functioned prematurely, injuring one suspect. The Stamford Police Department Bomb Squad was called to assist and removed the IED that remained at the marsh.
On 19 September 2024, at approximately 1430 hours local time, Rowley Police Department (RPD) officers and Massachusetts State Police Bomb Squad technicians responded to a state-owned forest in Rowley near the border of Newbury after a man using a metal detector discovered a box containing trinitrotoluene (TNT) and unspecified plastic explosives buried in the ground. The FBI and ATF were called to the scene, and bomb squad technicians disposed of the explosives.
On 12 September 2024, at approximately 0830 hours local time, Vermont State Police (VSP) received a report of vandalism at a residence on Georgia Shore Road in the town of Georgia. Neighbors told VSP troopers that they heard an explosion on 10 September at approximately 2030 hours. According to VSP, an unspecified explosive device functioned and destroyed a mailbox. No further device details were provided. The investigation is ongoing.
On 6 September 2024, a 47-year-old man was arrested following a months-long investigation into a large cache of pyrotechnics found in his Berlin home. In February 2024, Berlin Police Department officers discovered pyrotechnics in the basement of the man’s home while responding to a medical incident. Connecticut State Police determined that the pyrotechnics were illegal in Connecticut and that the suspect had transported the pyrotechnics from Pennsylvania.