The Official Strain page has been updated with information on the two new zones (Blighthaven, and Northern Wastes).

Blighthaven:

THE BATTLE AGAINST THE STRAIN REACHES A BLIGHTED NEW BATTLEFIELD!

Welcome to Blighthaven, a diseased wasteland home to the secrets of the Genesis Prime’s creation. A foul and corrupted region in the vast Grimvault hellscape, Blighthaven is dominated by bestial Strain abominations, out-of-control Eldan constructs, and a bizarre alien monstrosity called the Globellum. Bring your A-game, plenty of ammo, and a full pack of medishots!

 

Northern Wastes:

THE SAGA OF THE NORTHERN WILDS CONTINUES FOR MAX LEVEL PLAYERS!

In the wake of the battle of Camp Icefury, both factions have returned to the Northern Wilds to lay claim to the frozen wasteland. But as the conflict between the bitter enemies intensifies, a new danger emerges from an ancient Eldan exo-lab, threatening heroes from both sides…

Come and enjoy this brand new WildStar adventure, designed specifically for max level players who want to experience the saga of the Northern Wastes!

Head over to the official page for screenshots, and some more information!