For the year, Pennsylvania's rate is down six-tenths of a percent.
"The movement in the jobless rate mirrored the trend seen at the national level", BLS Program Operations Manager Susan Price said in a news release.
"Arkansas' unemployment rate increased one-tenth of a percentage point in August, as the number of employed and unemployed both rose slightly".
A separate survey of employers showed seasonally adjusted non-farm payrolls shrank by 8,000 from a record high in July, remaining above 5.95 million.
Maine's unemployment rate was less than the USA rate of 4.4 percent, which was also up slightly from July but down from previous year.
Opec to discuss extending oil cuts by more than 3 months
US crude settled up $1.07, or 2.2 percent, to $49.30 per barrel and Brent crude LCOc1 was up 89 cents to $55.16 a barrel. According to the organisation, the supply was hampered by Hurricane Harvey in the USA , which caused refineries to shut.
Emilie Doerksen, an economist with the state's labor department, said total nonfarm employment expanded by 800 jobs last month.
Economist Emilie Doerksen said nonfarm employment grew by 800 jobs last month and the service-providing sector added almost 2,000 jobs. That is the second longest such stretch in more than 40 years.
Jobs in educational and health services rose by 6,600, in health care and social assistance and educational services. The categories with the biggest job gains were leisure and hospitality and professional and business services.
Department analysts classified 5,272 of Idaho's 24,000 online job postings for August as hard-to-fill.