Vehicle/ engine replacement program to reduce nitrogen dioxide emissions
Learn more about Missouri’s air permits and how to apply
Emissions inspection testing in the St. Louis region
Demolition, renovation, abatement projects and notifications
Search our interactive map of hazardous waste facilities, site investigations and cleanups
Learn more about Missouri’s hazardous and solid waste permits and how to apply
Search our interactive map of scrap tire processing facilities and solid waste landfills and processing facilities
Learn how or where to get rid of specific waste
Training and information for drinking water and wastewater system operators
Learn more about Missouri’s water permits and how to apply
Learn more about the quality of Missouri’s drinking water
Learn more about the health of Missouri’s groundwater, rivers, lakes and streams
Explore our interactive tool for locating springs, mines, sinkholes and more
Learn more about Missouri’s land and geology permits and how to apply
Install conservation practices to conserve soil and improve water quality
Learn about potential geologic hazards – earthquakes, sinkholes and more