Eight drivers were suspended and one given a 90-day ban during a series of traffic stops in Yellowknife and Enterprise this past weekend, police said.
RCMP traffic officers and members of municipal enforcement set up a traffic stop at the intersection of Highways 3 and 4 in Yellowknife.
Police also stopped traffic at the intersection of Highways 1 and 2 in Enterprise.
"A total of 74 warnings were issued and six 24-hour suspensions were given," police reported on Monday.
In addition to those six, one driver was arrested for alcohol impairment and received a 90-day driving suspension. Another, in Enterprise, failed a sobriety test and received a 30-day ban.
"RCMP members also seized open liquor from two vehicles and marijuana stored improperly in three motor vehicles," police said in a statement.
"They also educated a few drivers who were transporting improperly stored firearms in their vehicles."