Updated 10:24 am PT: Final ratings from Nielsen have “9-1-1” adjusting up to a 2.6 rating in the key demo and 9.8 million total viewers, up 44 percent in both measures compared to the Season 1 premiere in January.
Previously: The second season of “9-1-1” came in hot Sunday night, debuting to a 2.2 rating/9 share and 8.5 million viewers after the NFL’s Week 3 showdown between the Dallas Cowboys and the Seattle Seahawks, according to overnight data from Nielsen.
That puts the start of Season 2 up 22 percent in both the key adults 18-49 demo and total viewers from the Ryan Murphy emergency-responder drama’s series premiere back in January, which scored a 1.8/6