The U.S. rig count increased by four to 595 in the week ended September 18, according to Baker Hughes (NASDAQ: BKR). Oil-directed rigs rose by two to 452 and natural-gas rigs also gained two, reaching 134. The miscellaneous category was unchanged at nine.
Compared with the same week a year earlier, the total was 53 rigs higher. Oil rigs were up 34, gas rigs were up 16 and miscellaneous rigs were up three. The year-over-year increase suggests more drilling activity, although rig efficiency means the count does not translate directly into an equal change in production.
U.S. Rig Count Shows Broader Weekly Increase
The official Baker Hughes rig-count summary is a weekly census of active drilling rigs. The U.S. offshore total declined by one to seven and was six below its year-earlier level, showing that the national gain was not uniform across operating areas.
Canada’s rig count fell by ten to 197, with oil rigs down seven and gas rigs down three. Canada still had eight more active rigs than a year earlier. Seasonal patterns can make week-to-week comparisons in Canada especially volatile.
Drilling Activity Is a Supply Indicator, Not a Forecast
Energy investors use the U.S. rig count as one indication of producer spending and future supply. Companies can increase output through longer laterals, improved completion methods and productivity gains even without a proportional rise in rigs. Conversely, a higher count does not guarantee immediate production growth.
The four-rig weekly gain is therefore best viewed alongside commodity prices, producer budgets, well completions and regional pipeline capacity. Several weeks of data are more informative than one reading. Continued increases could support oilfield-service demand, while a reversal would signal greater caution among exploration and production companies.

