Office of Environmental Assessment

Contact Information

P.O. Box 4314
Baton Rouge, LA 70821-4314

Phone: (225) 219-5337
Toll Free: 1-866-896-5337


Assistant Secretary

Roger Gingles

Gingles retired from LDEQ after 27 years but returned to become the Assistant Secretary for the newly created Office of Environmental Assessment. Gingles oversees the Divisions of Air Planning and Assessment, Water Planning and Assessment, Underground Storage Tank and Remediation.

Gingles has a Bachelor of Science degree in biology from Louisiana State University Shreveport and a Master of Science in public health from Tulane.  



Air Planning and Assessment – Administrator 

Jason Meyers

Meyers received a Bachelor of Science degree in mechanical engineering from Louisiana State University. Since joining LDEQ in 1997, Meyers worked in the Waste Permits Division as an engineer and engineer manager until he became the administrator of Air Planning and Assessment in March 2018.



Remediation – Administrator

Estuardo Silva

Silva has over 20 years of experience in the geology field. He has served as the Geologist Supervisor for Geological Services under the Waste Permits Division since 2005. Before working for DEQ, Silva worked for the Louisiana Geological Survey and Basin Research Institute. He has a Bachelor of Science degree in geology and a Master of Science degree in environmental management from LSU.



Underground Storage Tanks – Administrator

Gary Fulton Jr.

Fulton began his career at LDEQ in 1996, and his positions at the department have all been related to the investigation and remediation of contaminated sites. He is a registered Professional Geoscientist in the state of Louisiana with nearly 30 years of experience in that field.  Fulton began his consulting career in 1989 as a Hydrologist, working along the east and gulf coasts from Maryland to Louisiana. He is now the Administrator of the LDEQ Underground Storage Tanks Division.

Fulton has a Bachelor of Science degree in geology from the University of Southern Mississippi.



Water Planning and Assessment Division – Administrator

Jonathan McFarland 

McFarland, who joined LDEQ in 2001, is the administrator for Water Quality Assessment and Planning. This Division consists of  Water Surveys, Water Standards and Assessment, Water Quality Modeling (TMDLs), Nonpoint Source, Source Water Protection and Clean Water State Revolving Fund.

McFarland is a licensed Louisiana Professional Engineer with a Bachelor of Science degree in environmental engineering from Louisiana State University.