Robert D. Kellogg has focused his legal career in environmental law. Kellogg was the general counsel for the Oklahoma Department of Environmental Quality for several years and has extensive experience representing clients in environmental matters including proceedings before the Oklahoma Department of Environmental Quality and the Oklahoma Water Resources Board. He also represents clients in environmental and water related litigation including administrative appeals.

Kellogg was enlisted in the United States Air Force from 1964-1968, achieving the rank of Staff Sergeant. Subsequently, he attended the University of Oklahoma where he obtained a Bachelor of Science in Zoology. Kellogg then worked for two years as a Limnologist with the Oklahoma Water Resources Board prior to attending law school. During law school and upon graduation, Kellogg worked for the Oklahoma State Department of Health until the creation of the Oklahoma Department of Environmental Quality in 1993. Kellogg was selected to be the first general counsel of the newly formed Department of Environmental Quality in 1993 – which position he held until entering private practice in 1998. Kellogg was also a founding member and former chair of the Environmental Law Section of the Oklahoma Bar Association.

Awards and Honors

  • AV® Preeminent™ Peer Review Rated by Martindale-Hubbell®
  • Phi Delta Phi


  • Oklahoma City University, J.D., 1977
  • University of Oklahoma, B.S. in Zoology, 1972

Professional memberships

  • Oklahoma County Bar Association
  • Oklahoma Bar Association founding member and former chair, Environmental Law Section
  • American Bar Association


  • Author, “Historical Overview of Environmental Laws”, 83 OBAJ 369 (2/11/2012)

Reported cases

  • Toxic Waste Impact Group v. Leavitt, 755 P.2d 626 (Okl. 1988) and 890 P.2d 906 (Okl. 1994)
  • Stewart v. Rood, 796 P.2d 321 (Okl. 1990)

Military Experience

  • Staff Sergeant, U.S. Air Force, 1964 – 1968


  • Born in Brooklyn, New York
  • General Counsel, Oklahoma Department of Environmental Quality, 1993 – 1998
  • Member, Air and Waste Management Association, 1998
  • Registered Environmental Professional, No. 671, Oklahoma, 1976

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