NASHVILLE – Tennessee's seasonally adjusted unemployment rate for February 2010 was 10.7 percent, unchanged from the January rate of 10.7 percent.  The United States unemployment rate for the month of February was 9.7 percent. The unemployment rate for Cannon County went down, from 10.9 in January to 10.5 percent in February. County non-seasonally adjusted unemployment rates for February 2010, released today, show that the rate decreased in 78 counties, increased in 10 counties and remained the same in seven counties. Lincoln County registered the state's lowest county unemployment rate at 8.0 percent, down from 8.3 percent in January.  Marshall County had the state’s highest unemployment rate at 19.1 percent, down from 20.2 in January, followed by Henderson County at 19.0 percent, down from 19.8 percent in January. Knox County had the state’s lowest major metropolitan rate of 8.4 percent, down from 8.5 percent in January.  Davidson County was 9.3 percent, down from 9.5 in January.  Hamilton County was at 9.7 percent, down from 9.9 in January, and Shelby County was 10.8 percent, down from 11.3 in January. NOTE: Information is available on the Internet; enter http://www.tennessee.gov/labor-wfd/labor_figures/february2010county.pdf