DATE & TIMEFriday, June 19, 2026 | 6 PM to 2 AM
ANNOUNCED LOCATION
The Ontario Police Department will hold a DUI Checkpoint at an undisclosed location within Ontario city limits.
DUI Checkpoints in Ontario, California
Browse publicly announced DUI checkpoint information for Ontario, San Bernardino County, California. Listings include the announced date, general location, and official source when available. Always drive sober.
9 public listingsOntario city coverage
PUBLIC ANNOUNCEMENTS
9 recordsCheckpoint listings
DATE & TIMEFriday, February 13, 2026 | 6 PM to 2 AM
ANNOUNCED LOCATION
Drivers should be aware that a DUI checkpoint will be conducted by the Ontario Police Department at W Mission Blvd and S Oaks Ave.
DATE & TIMEFriday, January 16, 2026 | 6 PM to 2 AM
ANNOUNCED LOCATION
The Ontario Police Department confirms a DUI checkpoint within city limits at an undisclosed location.
Source not provided
DATE & TIMEFriday, December 19, 2025 | 6 PM to 2 AM
ANNOUNCED LOCATION
Officers will conduct DUI checks at S Vineyard Ave & E Walnut St.
Source not provided
DATE & TIMEFriday, January 10, 2025 | 6 PM to 2 AM
ANNOUNCED LOCATION
DUI checkpoint and DUI block operations will take place at an undisclosed location within Ontario city limits.
Source not provided
DATE & TIMEFriday, November 22, 2024 | 6 PM to 2 AM
ANNOUNCED LOCATION
Ontario Police Department will hold a DUI checkpoint at an undisclosed location in Ontario city limits.
Source not provided
DATE & TIMEFriday, August 23, 2024 | 6 PM to 2 AM
ANNOUNCED LOCATION
DUI checkpoint will operate at an undisclosed location within Ontario city limits.
Source not provided
DATE & TIMEFriday, June 21, 2024 | 6 PM to 2 AM
ANNOUNCED LOCATION
DUI/Driver's License checkpoint is active at an undisclosed location within Ontario city limits.
Source not provided
DATE & TIMEFriday, March 1, 2024 | 6 PM to 2 AM
ANNOUNCED LOCATION
DUI checkpoint is at an undisclosed location within Ontario city limits by Ontario PD.
Source not provided
Stay Informed and Drive Responsibly
DUICheckpointsTonight.com is an independent public information website. We are not a police department, government agency, or law enforcement organization. Information on this page is provided for public awareness and may change as agencies update their announcements. We do not encourage anyone to evade, avoid, interfere with, or drive around a DUI checkpoint. If you have consumed alcohol or drugs, do not drive. Choose a sober driver, rideshare, taxi, or another safe transportation option.
Frequently Asked Questions About DUI Checkpoints in Ontario, San Bernardino County
Here are answers to common questions about publicly announced DUI checkpoints and the information presented on this page.
Are DUI checkpoints conducted in Ontario, San Bernardino County?
Law enforcement agencies may conduct DUI checkpoints and related traffic-safety operations in Ontario, San Bernardino County. This page lists publicly available announcements when information is available.
Where can I find DUI checkpoint information for Ontario, San Bernardino County?
This website lists published announcements, including dates, locations, and official sources when available. Check original announcements for updates.
Does DUICheckpointsTonight.com operate DUI checkpoints?
No. This is an independent public-information website, not a police or government agency.
Are DUI checkpoint dates and locations guaranteed?
No. Agencies may change, postpone, or cancel operations without notice.
Does this website help drivers avoid DUI checkpoints?
No. Our purpose is public awareness and responsible driving, not evading law enforcement. Never drive impaired.