Due to the migration of the TEMPO database to Version 11, APDU is temporarily unavailable. We regret any inconvenience this may cause.

Louisiana Department of Environmental Quality 602 N. Fifth Street Baton Rouge, LA 70802
Call or e-mail a hotline · Office Address/Phone listing · Locate a DEQ employee
Call 1-866-896-LDEQ or e-mail our Customer Service Center with questions or comments