The Perth County OPP has teamed up with police from across the province to enforce highway safety week.
Their efforts have already paid off.
On Thursday, shortly after 1:00pm, an officer on patrol stopped a speeding eastbound Pontiac Sunfire on Highway 7/8 east of Shakespeare.
The driver failed a roadside breath test and subsequent Intoxilyzer breath tests at the Sebringville OPP detachment.
The 38-year-old New Hamburg woman has been charged.
She also lost her licence for 90 days her vehicle was impounded for seven days.