The Honolulu Police Department will set up impaired driver checkpoints at unannounced times and locations from Wednesday, May 1, through Sunday, June 30 including, but not limited to the Memorial Day and King Kamehameha Day holidays.
The checkpoints are part of the department's ongoing effort to reduce traffic injuries and deaths.
HPD is reminding the public not to drink and drive and that the legal drinking age is 21.
Promoting intoxicating liquor to a person under the age of 21 is a misdemeanor punishable of up to one-year imprisonment.
As of April 28, 2013, 24 people have been killed in 24 traffic collisions on Oahu.
During the same period in 2012, 21 people were killed in 20 collisions.
Speed was a contributing factor in four of this year's collisions and alcohol was a contributing factor in one collision.
Honolulu police officers have been conducting impaired driver checkpoints every week from October 2012 and will continue to do so through September 2013 as part of the federal "52/12" sobriety checkpoint program.
A contracted security officer was rushed to the hospital after an accident involving a commercial truck.
An investigation is underway on Maui after a body was found in a ditch.
Honolulu police have closed two lanes of the H-1 Freeway after a truck spilled cement and gravel.