Updated story (June 28th): We've heard back from Daybreak regarding the possibility of the new map launching on PS4. H1Z1 Producer, Terrence Yee had this to say:
Outbreak will launch first on PC, where our community has been eagerly anticipating it for some time, but we're open to bringing it to PS4 in the future.
Battle royale game H1Z1 has just launched a huge update that brings with it a brand new map and a raft of enhancements to the core mechanics.