The Missouri Department of Natural Resources is responsible for issuing permits required by federal and state environmental laws and regulations. The department works with businesses and individuals doing business in Missouri to make sure they operate safely and to ensure the environment and citizens of Missouri are protected. These permits ensure they understand and comply with all applicable federal and state environmental standards to protect our air, land and water and minimize their impact on the environment. 

Available below are resources the department provides for reviewing copies of electronically available, currently effective permits the department has issued. Some permits may not be available on the department's website due to their file size. If you are unable to find the information you are searching for, please submit a Open Records/ Sunshine Law Request

Issued Air Permits
Access all issued construction and operating air permits
Issued Water-related Permits
Access currently effective water-related permits the department has issued
Certified Laboratories
Access certifications for laboratories certified to perform drinking water analyses
Issued Metallic Mineral Waste Management Permits
Access permits issued for managing and reclaiming metallic mineral waste
Hazardous Waste Treatment, Storage and Disposal (TSD) Facilities
Access permits, orders or regulatory agreements each facility is regulated under
Pending Permits
Access resources for tracking permit applications currently under review
Permits, Certifications, Registrations and Licenses
Learn about the various permits the department issues
Document Search
Search for permit related documents in one location for easy access
Laws, Rules and Regulations
Federal and state regulations for protecting human health and the environment