One killed in Lewiston U-Haul explosion; preliminary findings point to accidental propane blast
A 61-year-old Meridian man, Douglas R. Petersen, was killed after a U-Haul truck exploded early Saturday morning in a Lewiston shopping center parking lot. Investigators say the blast appears accidental and involved propane in the truck’s cargo box.
- Victim identified: Douglas R. Petersen, 61, of Meridian, Idaho — identified by the Nez Perce County Coroner’s Office (Source: KLEWTV report).
- Location and timing: Explosion occurred about 7:15 a.m. Saturday in a Lewiston shopping center parking lot, in front of the Old Navy store (Source: KLEWTV report).
- Vehicle and preliminary cause: A rented U-Haul truck — early findings indicate the blast involved propane stored in the truck’s cargo box and was likely accidental (Source: KLEWTV report).
- Response: Lewiston police and fire personnel secured the scene and the Nez Perce County Coroner’s Office handled identification; investigation is ongoing (Source: KLEWTV report).
What happened
Local officials say the explosion occurred at about 7:15 a.m. Saturday in the parking lot of a retail shopping center in Lewiston, Idaho, near the entrance to an Old Navy store just across the Washington state line. Emergency crews arrived and found one person dead. The Nez Perce County Coroner’s Office later identified the victim as Douglas R. Petersen of Meridian. (Source: KLEWTV report.)
Vehicle and preliminary findings
Authorities described the vehicle as a U-Haul truck. Early investigative assessments indicate the explosive force originated from propane stored in the truck’s cargo box. Officials have told reporters there is no early sign the blast was intentional; the precise ignition source remains under investigation. (Source: KLEWTV report.)
Victim identified
The Nez Perce County Coroner’s Office confirmed the identity of the man killed as Douglas R. Petersen, 61, of Meridian, Idaho. No additional public information about why Petersen was at the shopping center has been released while investigators reconstruct events. (Source: KLEWTV report.)
Investigation and response
Lewiston police and fire units secured the scene and launched a multi-agency investigation to search the area, collect evidence and protect public safety. Investigators are focused on:
- How propane came to be in the cargo box and whether cylinders were stored or secured properly.
- What ignited the propane — possible sources include static electricity, an engine spark, smoking materials, or equipment.
- Whether handling or storage violated safety rules or laws.
Officials have described the blast as accidental in early statements and have not reported evidence of criminal intent. Local responders cautioned nearby shoppers and business owners while they worked; a full accounting of property damage to adjacent stores has not been released. (Source: KLEWTV report.)
Why propane can be dangerous in enclosed spaces
Propane is commonly used for grills, heaters and RV appliances but is heavier than air and can accumulate in low points or enclosed spaces. If fumes reach a flammable concentration and meet an ignition source, an explosion can occur. Safe transport practices include securing tanks upright, keeping vents clear, and ensuring ventilation in cargo areas.
Investigators will examine whether cylinders were leaking, how they were packed, and whether the U-Haul’s cargo area had adequate ventilation or safeguards. Determining the ignition source is key to understanding the sequence that led to the blast.
Questions investigators are likely to pursue
- Was the propane stored in approved cylinders and secured properly inside the truck?
- Were there witnesses who observed hissing, smoke or other signs of a leak before the blast?
- Did the U-Haul show signs of mechanical failure, electrical short, or other spark-producing issues?
- Was the vehicle recently used with equipment that could have generated heat or flames?
- Are there surveillance cameras in the shopping center that captured the moments before the explosion?
Investigators will combine physical evidence, witness statements and any available video to reconstruct events. Authorities say they are treating the incident as an accidental propane explosion while the full inquiry continues. (Source: KLEWTV report.)
Local reaction and safety reminders
Business owners and residents expressed shock following the blast. Community leaders stressed common-sense safety measures: secure gas and propane tanks during transport, avoid placing cylinders in closed cargo spaces without ventilation, and follow rental-company and manufacturer guidance.
“If unsure, seek guidance from the rental company or a trained professional before moving cylinders,” officials advised.
Implications for the United States
Economic and small-business impact: Incidents like this can reduce shopper confidence, cause short-term closures and incur repair costs for local merchants in towns such as Lewiston.
Public safety and emergency response: The blast underscores the need for coordination among local responders, mutual aid partners and coroner’s offices — especially in rural or semi-rural areas with limited resources.
Regulatory and rental-industry practices: The case may prompt reviews of how propane and fuels are transported in rental trucks and the clarity of renter instructions.
Legal and investigative follow-up: While early statements describe the blast as accidental, a thorough investigation will determine whether negligence or equipment failure contributed, affecting insurance, policy and potential litigation.
What comes next
Investigators will continue analyzing physical evidence, interviewing witnesses and reviewing surveillance footage from the shopping center. Officials have asked anyone with information to contact Lewiston police. The Nez Perce County Coroner’s Office handled the identification of Douglas R. Petersen as authorities coordinate the ongoing probe into how propane in the cargo box ignited. (Source: KLEWTV report.)
Reporting and source links
This article is based on reporting from local media and law enforcement statements. For further details, see the original local report.
