Peggy Hatch most recently served as Assistant Secretary for the Office of Environmental Compliance in the Department of Environment Quality. Hatch was appointed as Assistant Secretary in 2008, where she oversaw surveillance, emergency response, radiological services and enforcement activities in the department.

Hatch has worked for the state of Louisiana since 1985 and with DEQ since 1990 in a number of technical and management capacities including her time as Enforcement Division Administrator from 2002 through 2007.  Prior to joining the department, she was employed in several hospital laboratories. Hatch received her bachelors of science in medical technology from Louisiana State University.