The department helps protect groundwater and protects citizens by working with contractors and individuals to ensure they have the tools and knowledge necessary. From creating and administering tests for specific permits with defined limitations to ensuring contractors and individuals are qualified and licensed, we provide assistance to help businesses comply with environmental rules and reduce regulatory obligations.

Public Drinking Water Systems
Technical assistance for public water systems
Lead Service Lines
Guidance and inventory information for lead service lines
Wastewater Permit Writers Manual
Learn about the wastewater, stormwater, no-discharge & land disturbance permit processes
Land Application of Wastewater and Wastewater Treatment Residuals
Learn about using organic byproducts in agricultural applications
Nutrient Reduction by Wastewater Treatment Optimization
Learn how to reduce nutrient pollution by optimizing treatment processes
Innovative Wastewater Treatment Technologies
New processes and equipment for treating wastewater
Water Quality Standards Technical Assistance
Information about Missouri's water quality standards
Nonpoint Source Management Program
Learn more about Section 319 and nonpoint source protection
Operator Certification
Training approval and certification information
Disaster Resources
Assistance to communities affected by natural disasters
Environmental Geology Assistance
Assistance in the areas of geology and hydrology
Regional Office
Staff conduct inspections and investigations, and provide technical assistance
Missouri Water/ Wastewater Agency Response Network
A statewide mutual aid response network to help utilities better handle emergencies
Request a Compliance Assistance Visit
Helping regulated entities ensure they better understand all environmental regulations
MoGEM
Missouri Gateway for Environmental Management

Contact Information