If your returns are accepted, You can check the status of your Federal refund on the IRS website Where's My Refund
https://www.irs.gov/refunds
If you are getting a state refund you can check your states website
How do I track my state refund?
-----------------------------
If there is no information you might want to double check your returns have been accepted if you e-filed.
How do I check my e-file status?