A tragic incident unfolded early Saturday morning when a U-Haul truck exploded, resulting in one fatality, according to authorities.

The explosion occurred at approximately 7:15 a.m. in the parking lot of an Old Navy store located in Lewiston, Idaho, a town just over the border from Washington state.

Initial investigations indicate that the explosion was accidental in nature.

According to a joint statement issued by the Lewiston Police Department and the Lewiston Fire Department, the truck appeared to be transporting various stored materials, including gasoline and propane tanks.

The Lewiston Fire Department confirmed the sole casualty in the incident, marking a somber day for the community.

“At this time, there is no indication the incident is criminal in nature,” Lewiston Fire Marshal Julian Sorrell said in a statement.

The explosion caused damage to nearby businesses, including Old Navy and the Courtyard Marriott. No fire erupted following the blast, officials said.

Multiple agencies responded to the scene, Saturday, in Lewiston, Idaho. (Lewiston Fire Department )

Officials said there is no immediate threat to the public, but are asking residents and visitors to avoid the area “to allow emergency crews and investigators to safely complete their work.”

The investigation remains ongoing.

The explosion caused damage to nearby businesses, including Old Navy and the Courtyard Marriott, Saturday, in Lewiston, Idaho. (Lewiston Fire Department )

Multiple agencies responded to the scene, including the Lewiston Fire Department, Lewiston Police Department, Idaho State Police, the City of Lewiston Streets Division, and Nez Perce County officials.

On Thursday, a home explosion near Hayward in the San Francisco Bay Area left six people hospitalized.