Congress’s approval rating fell to 14 percent in August, down from 15 percent in July, according to the latest Gallup poll. Disapproval, meanwhile, increased 3 percentage points to 81 percent, up from 78 percent in July.

Congress’s approval so far has averaged 15 percent in 2013, tied with 2012 for the lowest approval since 1974 — when Gallup began keeping track.