Was your return accepted? If you e-filed you can check your e-file status, click on the following link
https://turbotax.intuit.com/tax-tools/efile-status-lookup/
If you filed a paper return, wait at least 4 weeks before checking the status on the IRS or State websites. Refund processing time is 6 to 8 weeks from the date the IRS receives your tax return.
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If your return is accepted, you can check the status of your Federal refund on the IRS website Where's My Refund
https://www.irs.gov/refunds
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If you have a state refund, you can check your states website for your refund status
How do I track my state refund?