Yolo Sheriff Lieutenant Leads Illegal Fireworks Operation That Killed Seven in Esparto
Image: The Press Democrat

Yolo Sheriff Lieutenant Leads Illegal Fireworks Operation That Killed Seven in Esparto

12 April, 2026.Crime.10 sources

Key Takeaways

  • Esparto fireworks warehouse blast on July 1, 2025 killed seven people.
  • A Yolo County sheriff’s lieutenant and others were charged with murder.
  • Prosecutors allege a decade-long conspiracy involving illegal fireworks operations.

Fireworks Explosion

A massive fireworks explosion killed seven people and led to murder charges against eight individuals, including a sheriff's lieutenant.

en EnglishUnited States Deutsch English Español Français Italiano العربية All languages Afrikaans azərbaycan bosanski català Čeština Cymraeg Dansk Deutsch eesti EnglishUnited Kingdom EspañolEspaña EspañolLatinoamérica euskara Filipino FrançaisCanada FrançaisFrance Gaeilge galego Hrvatski Indonesia isiZulu íslenska Italiano Kiswahili latviešu lietuvių magyar Melayu Nederlands norsk o‘zbek polski PortuguêsBrasil PortuguêsPortugal română shqip Slovenčina slovenščina srpski (latinica) Suomi Svenska Tiếng Việt Türkçe Ελληνικά беларуская български кыргызча қазақ тілі македонски монгол Русский српски Українська ქართული հայերեն עברית اردو العربية فارسی አማርኛ नेपाली मराठी हिन्दी অসমীয়া বাংলা ਪੰਜਾਬੀ ગુજરાતી ଓଡ଼ିଆ தமிழ் తెలుగు ಕನ್ನಡ മലയാളം සිංහල ไทย ລາວ မြန်မာ ខ្មែរ 한국어 日本語 简体中文 繁體中文 繁體中文香港 Sign in Sign in

ABC10ABC10

Machado is accused of illegally storing more than 1 million pounds of fireworks on his property and using his law enforcement position to shield the operation.

Image from ABC7 San Francisco
ABC7 San FranciscoABC7 San Francisco

The blast destroyed a family farm and sparked a 78-acre grass fire.

Prosecutors allege a decade-long conspiracy involving Devastating Pyrotechnics and Blackstar Fireworks.

The operation expanded from 13 storage containers in 2015 to more than 50 by 2025.

Indictments and Arrests

Seven people were arrested, including Machado and his wife Tammy.

Tammy was charged with child and animal endangerment, tax fraud, and mortgage fraud.

Image from El Nuevo Día
El Nuevo DíaEl Nuevo Día

Other arrested individuals include Devastating Pyrotechnics owner Kenneth Chee and Blackstar Fireworks owner Craig Cutright.

The grand jury report found that county officials were aware of the illegal operation for at least three years but failed to take action.

Emails noted they would tread lightly because the property was owned by deputies they work with.

Victims and Community Impact

The seven victims were identified by name and ranged in age from 18 to 45.

A Yolo County supervisor called the explosion a "devastating and preventable tragedy

Abridged – PBS KVIEAbridged – PBS KVIE

Voller was a Stockton high school baseball standout.

The explosion was felt up to 20 miles away and blew open the doors of nearby homes.

The blast forced nearby Fourth of July celebrations to be suspended.

Yolo County Supervisor called it a devastating and preventable tragedy.

Legal and Regulatory Fallout

The DA's office filed 30 charges, including seven counts of second-degree murder.

The grand jury recommended new countywide positions and better training.

Image from Los Angeles Times
Los Angeles TimesLos Angeles Times

The investigation involved dozens of agencies across the country.

The case raised questions about conflicts of interest and oversight failures.

The property was owned by a sheriff's deputy and his wife, who also worked for the department.

More on Crime