i'm from jersey too bro, i spend a lot of time in VT and in my opinion, stratton and okemo but have great parks, but i've also never been to mt snow so i cant say about that. but according to ski magazines resort guide the order of terrain parks in the east is as follows:
1. mt snow
2. loon mtn, NH
3. sunday river, maine
4. seven springs, PA
5. stratton
6. okemo
7. holiday valley, ny
8. mt sunapee, NH
9. killington
10. smuggs
hope it helps... i'll be at okemo from 12/29-1/3, if you're goin there PM me, we'll shred some lines