The official Twitter page of the Alameda County Sheriff's Office. For emergencies call 911 or our dispatch center @ 510 667-7721. 🇺🇸

Oakland, CA
If you receive a call, text, or email from someone claiming to be associated with the ACSO, DO NOT provide any requested information or money. More info here m.facebook.com/story.php?sto…
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Happy 4th of July! As we celebrate America's 250th birthday with family, friends, and community, please celebrate safely. All fireworks are illegal in unincorporated Alameda County, and violations are subject to fines under Ordinance #2026-14, which took effect June 2, 2026.
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With fire danger high, fireworks can quickly lead to devastating fires, property loss, and injuries. Have a safe, fun, and memorable Independence Day!
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COLD CASE ANNIVERSARY - On July 1, 2007, 27-year-old Marco Antonio Velasquez was shot near the intersection of A St. and Princeton Av. in unincorporated Hayward. m.facebook.com/story.php?sto…
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HOMICIDE COLD CASE ANNIVERSARIES
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ACSO detectives from the Eden Township Substation assisted CA State Parole with the apprehension of a wanted felon in unincorporated San Leandro who was in possession of approximately 546 pounds of commercial-grade fireworks. m.facebook.com/story.php?sto…
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In late May 2026, the Real Time Information Center (RTIC) and ALPR alerts helped ACSO deputies track down and arrest suspect with several outstanding warrants.
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FOR IMMEDIATE RELEASE
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Deputies save a 12 and 14-year-old from a residential fire in the 1600 block of Bandoni Av., San Lorenzo m.facebook.com/story.php?sto…
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Happy Father’s Day to all dads out there. Whether you’re working, spending time with family, or enjoying a well-earned day of rest, thank you for all that you do. A special salute to the first responders on duty today. Your service, sacrifice, & commitment are deeply appreciated.
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HOMICIDE/COLD CASE ANNIVERSARY On Saturday, June 18, 2005, at about 1:15 a.m., Elzie Winston Jr., age 25, was shot and killed by an unknown assailant in front of the Sports Fan Club Bar on the 15000 block of Liberty Street in unincorporated Hayward. facebook.com/photo/?fbid=143…
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We are proud to share a historic achievement by one of our own, Sergeant Kenny King of our Explosive Ordnance Disposal (EOD) Unit. m.facebook.com/story.php?sto…
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Alameda County Sheriff retweeted
UPDATE: Arturo Solano, 34, had 4,300 pounds of illegal fireworks in his backyard & car, per @ACSOSheriffs @AlamedaCountyDA, accusing him of selling fireworks for profit
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Alameda County Sheriff retweeted
Arturo Solano, 34, charged by @AlamedaCountyDA w/having dangerous & unregistered fireworks for offering illegal fireworks for sale on @instagram, per @ACSOSheriffs, seizing 2,600 pounds of illegal fireworks from his car & East Oakland backyard
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Memorial Day is a day to remember the service members who gave their lives for this country. Their dedication, duty, and sacrifice deserve our remembrance. Let us pause for a moment of reflection today in their honor.
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Criminal activity doesn't stop, and neither does our Regional Sideshow Enforcement Team. Follow Deputy Logan Finley and the task force as they conduct vehicle pursuits, recover firearms, and take into custody individuals engaged in unlawful activity in Alameda County.
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Every first Tuesday in August, neighbors and law enforcement unite to build a safer, more welcoming community. Host a block party with music, cookouts, and visits from emergency personnel. Scan the QR code on the flyer to register for the ACSO NNO.
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On May 7th, 2026, ACSO’s 185th Academy held a 5K Memorial Run & 2-Mile Walk to honor Detective Elizabeth Butler (Santa Cruz PD). As we observe National Police Week, we remember the bravery of our fallen heroes and the families who carry their legacy. We will never forget.
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Congratulations, 185th Academy graduates! Today marks the beginning of a career built on service, leadership, & dedication. We are proud of your hard work & excited to see you help keep communities across the Bay Area safe. Stay strong, stay committed, and lead with integrity.
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Alameda County Office of Emergency Services, in partnership with local cities throughout Alameda County, will conduct a regional Alert and Warning Exercise on May 12, 2026. m.facebook.com/story.php?sto…
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ZERO TOLERANCE: SIDESHOW ENFORCEMENT The Alameda County Sheriff's Office maintains a zero-tolerance stance toward reckless driving and illegal sideshow activity. These events pose serious risks to public safety, endangering participants, spectators, and the community.
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Our Regional Sideshow Enforcement Team (RESET) will actively enforce all laws. Any vehicle involved in sideshow activity is subject to tow and seizure, including a mandatory 30-day hold as authorized by law.
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We are committed to protecting our neighborhoods and roadways. We will continue to work with our law enforcement partners to identify, deter, and hold accountable those who engage in this dangerous and unlawful behavior.
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