North American drilling activity declined for the week ended Sept. 18 with 792 rotary rigs working in the US and Canada, Baker Hughes officials reported Friday. The count is down 6 units from last week.

Fewer oil-directed rigs working in Canada drove the decline. There were 197 rigs working in Canada this week, a 10-rig decline from last week. Of those, 134 were drilling for oil, 7 fewer than a week ago. Rigs drilling for gas totaled 62 for the week, 3 fewer than the previous week.

The US rig count increased by 4 units from the previous week at 595—a 53-unit increase from this time last year. The number of rigs drilling on land increased by 4 to end the week at 585. There were 3 rigs drilling in inland waters, up 1 unit from last week. One fewer rig was drilling offshore, reducing the total number of rigs working to 7.

Two additional rigs were drilling for gas in the US this week, bringing the weekly total to 134. There were 452 units drilling for oil this week, up 2 from last week. Nine rigs were unclassified, unchanged from last week.

New Mexico and North Dakota each added 3 rigs, ending the week with respective counts of 95 and 31. Utah added 1 rig to end the week with 14 rigs running.

Texas, Louisiana, and Colorado each dropped a single unit. Texas ended the week with 283 working rigs. Louisiana closed out the week with 35 rigs, while Colorado held on to 12 units.