Washington State Patrol Showcases Tools For Identifying Drugged Drivers

While 5 nanograms per milligram is the limit for marijuana impairment through blood testing, it doesn't mean a driver under the limit isn't still impaired. It is also difficult to say how soon following consumption of marijuana a person should get behind the wheel.

WASHINGTON:  Law enforcement officers in Washington are no longer just asking drivers if they’ve been drinking when they’re pulled over, as legalized marijuana in the state adds the question, “Have you smoked anything today?”

The Washington State Patrol on Wednesday brought in local drug recognition experts to explain the process for determining driver impairment during traffic stops for substances other than alcohol, which takes about 45 minutes and typically happens after an arrest has been made.

Bellevue Police Lt. Marcia Harnden said the effects of alcohol and marijuana are not only different, but the effects of marijuana can also differentiate among users based on factors like smoking-versus-ingesting and the potency of marijuana and its products.

“You don’t know if you’re drinking tequila marijuana or light beer marijuana,” she said.

While 5 nanograms per milligram is the limit for marijuana impairment through blood testing, it doesn’t mean a driver under the limit isn’t still impaired. It is also difficult to say how soon following consumption of marijuana a person should get behind the wheel.

Read full article @ Kirkland Reporter

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