TTC next month after birth control

?Nicole • 19 years old. Just Tracking Aunt Flow.
I was on depo 1 1/2 years. got put on nuvaring to stop the unwanted bleeding, was on and off of it. i didnt put a new one in April. had AF April 23 then another one may 18 2014. will I'll be ovulating soon or not? TIA :)