The latest government statistics on unemployment in Maine's urban areas show three very tight labor markets.
In Bangor, joblessness fell from 3.3 percent in August to 3.1 percent in September.
Lewiston-Auburn went from 3.1 percent to 2.9 percent.
Portland-South Portland's jobless rate was steady, but at a very low, 2.5 percent.
The unemployment rate in September for Maine as a whole was 3.7 percent, lower than the national rate of 4.2 percent.