Conversation so far:
What happened with Blink-182 in 2015?
Hoppus and Barker decided to continue on without DeLonge, and enlisted Alkaline Trio vocalist/guitarist Matt Skiba to fill in for three shows in March 2015.
What happened to Blink-182's Tom DeLonge?
A record deal was finalized and sessions were booked before DeLonge's manager informed the band he intended to spend more time on non-musical activities and indefinitely depart the group.
What were the legal battles with Blink-182?
After legal battles with DeLonge were worked out, Skiba joined Blink-182 as an official member and began preparations for new music.
Did Blink-182 produce music with the new lineup?
Skiba joined Blink-182 as an official member and began preparations for new music. The resulting album, California, was produced by John Feldmann.
How successful was the new album, California from Blink-182?
Upon its July 2016 release, California became the band's second number-one album on the Billboard 200, and first in 15 years.

Question: what else did It reach?
Self-contained rewrite: What else did Blink-182 album, California reach besides number one on the Billboard 200?