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Mailing Address:

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

Street Address:

Oklahoma Department of Environmental Quality 707 N Robinson Oklahoma City, OK 73102

Map/Driving Directions to DEQ (PDF format)

Main DEQ Phone Number:
405-702-0100

Fax: 405-702-1001

Customer Assistance Program
1-800-869-1400

24-Hour Emergency Response & Environmental Complaints Hotline
1-800-522-0206

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Oklahoma Department of Environmental Quality
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