A former Yolo County Sheriff’s Workplace lieutenant is one in all 5 individuals charged with homicide following a fireworks warehouse explosion that killed seven staff within the rural Northern California neighborhood of Esparto final summer season, authorities mentioned.
Samuel Machado is accused of illegally having 1 million kilos of fireworks on his property on the time of the blast and utilizing his legislation enforcement place to protect the illicit operation from scrutiny for years, in line with the Yolo County district legal professional’s workplace.
Machado was positioned on administrative go away following the violent July 1 explosion, which was felt by residents as much as 20 miles away, destroyed a household farm and sparked a 78-acre grass hearth.
Devastating Pyrotechnics LLC and Blackstar Fireworks, Inc., are accused of producing and storing explosives — together with some too highly effective to even be legally thought of fireworks — on Machado’s property. On Friday, Yolo County Dist. Atty. Jeff Reisig introduced a 30-count felony indictment had been filed towards seven individuals linked to the blast, following the biggest investigation he’s seen in 20 years on the workplace. A separate five-count felony indictment was filed towards an eighth defendant, Machado’s spouse.
Essentially the most severe counts are seven second-degree homicide prices — one for every of the warehouse staff who died.
An investigative report filed by a Yolo County civil grand jury final month acknowledged that varied high county authorities have been conscious of the sprawling unlawful operation for no less than three years previous to the deadly explosion, but didn’t take motion.
A county Constructing Companies Division official acquired a tip that the property was being utilized by two pyrotechnics companies in June 2022, in line with the report. Division officers wrote in emails that they’d examine the location, however famous they’d “tread calmly” because the property was owned by “deputies that we work with.”
“Inexplicably, no code enforcement occurred, regardless that all harmful fireworks had been banned by ordinance all through rural Yolo County since 2001,” the report states. “Within the absence of official oversight and enforcement, unmitigated enlargement of the fireworks companies working on the website in Esparto led on to dying and destruction.”
Along with Machado, the proprietor of Devastating Pyrotechnics, Kenneth Chee, operations supervisor Jack Lee and enterprise companion Gary Chan Jr. all have been charged with homicide, as was Douglas Tollefsen of Blackstar Fireworks, Inc.
Machado’s spouse, Tammy, was working on the Sheriff’s Workplace in an administrative place on the time of the blast. She additionally has been positioned on go away and was charged in a separate indictment with youngster and animal endangerment for allegedly storing unlawful fireworks at their property, in addition to tax fraud and mortgage fraud.
The 30-count indictment alleges a decadelong conspiracy that “turned the property of a former Sheriff’s Lieutenant Sam Machado into the Northern California hub for an unlawful enterprise that imports unlawful explosives on the black market,” Yolo County Deputy Dist. Atty. Clara Nabity mentioned at a Friday information convention.
Devastating Pyrotechnics is accused of increasing its footprint from 13 storage containers on Machado’s property in 2015 to greater than 50 containers and a 5,000-square-foot warehouse in 2025.
Throughout that interval, the enterprise allegedly imported greater than 11 million kilos of explosives and associated supplies onto a website situated close to residents and a household pool, Nabity mentioned. Not one of the storage containers have been licensed by the Bureau of Alcohol, Tobacco, Firearms and Explosives, and there are not any licenses that allow the storage of explosives close to houses and public roadways, Nabity mentioned.
Different counts filed within the indictments embody prices for having a harmful office, unlawfully inflicting a fireplace, insurance coverage fraud, youngster endangerment, animal cruelty, tax fraud and possession of unlawful assault weapons.
Seven individuals charged in reference to the explosion have been arrested in a sweeping operation early Thursday morning, Reisig mentioned, together with Blackstar Fireworks proprietor Craig Cutright. Ronald Botelho III, who labored for Blackstar, has been in custody since December on separate prices, the Related Press reported, and on Thursday was charged for his alleged function within the explosion.
Chee, the proprietor of Devastating Pyrotechnics, was arrested in Orlando, Fla. Jail information obtained by Monterey Bay space information station KSBW point out that he was apprehended at Disney World.
The defendants are scheduled to be arraigned Monday, Reisig mentioned. Chee and one other defendant who was arrested outdoors the county will likely be arraigned as soon as they’ve been transferred to native custody, he added.
“This investigation has to this point concerned dozens, perhaps tons of of legislation enforcement businesses across the state and the nation,” Reisig mentioned. “It has taken us throughout California, it’s taken us throughout the nation and it’s even taken us throughout our nationwide borders.”
The seven staff killed within the explosion have been recognized as Christopher Goltiao Bocog, 45, and Neil Justin Li, 41, of San Francisco; Joel Jeremias Melendez, 28, of Sacramento; Carlos Javier Rodriguez-Mora, 43, of San Andreas; brothers Jesus Manaces Ramos, 18, and Jhony Ernesto Ramos, 22, of San Pablo; and Angel Mathew Voller, 18, of Stockton, in line with the Yolo County coroner’s workplace.
The households of the victims filed a $35-million declare towards the county and state fireworks regulators alleging widespread negligence for permitting the unlawful operation to proceed.

