The northwest margin of the Junggar basin is in a normally pressured environment with a fault-unconformity conduit frame work connecting source rocks and traps effectively.

• 盆地西北缘处于正常压力环境，发育自源岩至圈闭的断裂-不整合面贯通型流体输导格架，主要油气聚集期为三叠纪-侏罗纪。