The mission of the Oklahoma Department of Environmental Quality is to enhance the quality of life in Oklahoma and protect the health of its citizens by protecting, preserving and restoring the water, land and air of the state, thus fostering a clean, healthy, and sustainable environment.
P.O. Box 1677 Oklahoma City, OK 73101-1677
707 N Robinson Oklahoma City, OK 73102
Main DEQ Phone Number:
Customer Assistance Program
24-Hour Emergency Response & Environmental Complaints Hotline
Environmental Complaints Hotline