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Welcome to the Oklahoma Department of Environmental Quality

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Contact Us

Street Address:
Oklahoma Department of Environmental Quality
707 N Robinson
Oklahoma City, OK 73102
Map to DEQ (PDF)

Mailing Address:
Oklahoma Department of Environmental Quality
P.O. Box 1677
Oklahoma City, OK 73101-1677

Main DEQ Phone Number:
Fax: 405-702-1001

Environmental Complaints:
Submit Your Complaint Online
24-hour Complaint Hotline: (800) 522-0206

Frequently Asked Questions
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Still have a question? Call us at (800) 869-1400

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This page was last updated on June 11, 2018

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