The operation began on December 1 and so far officers have arrested 186 people.
Of these, 121 were arrested on suspicion of drunk driving and 65 were arrested on suspicion of drug driving.
West Yorkshire Police said common excuses from people stopped include “there were only couples there,'' “I didn't drive that far,'' and “I haven't had a drink since last night.''
A force spokesperson said: 'There is no excuse for drink driving or driving under the influence of drugs and it is always against the law.
“The consequences could include living with the knowledge that you seriously injured or killed someone, a hefty fine, losing your license and spending Christmas in jail. be.
“West Yorkshire Police is stepping up enforcement in support of the national drink and drug driving operation, co-ordinated by the National Police Chiefs' Council, and our officers are experts at spotting the signs of drink driving.”
“The public is encouraged to report anyone they suspect of driving under the influence of alcohol or drugs.”
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