The department is charged with the protection of groundwater. This is accomplished through the regulation of the construction and plugging of several well types and the permitting of well installation contractors. 

An individual sitting at a desk, data stamping an application form
Well and Pump Installation Contractor Permitting
Contractor testing, permit renewal, submit well records and more
Domestic Well photo grid
Well Types
Regulations determine the type of well required for a particular use
A well driller wearing a hardhat standing on the back platform of a well drilling rig while actively drilling a well
Well Information Management System (WIMS 2.0)
Apply for permits, submit records, search for wells, contractors and more
Disinfecting Water Wells photo
Well Protection and Maintenance
Well owners play an important role in the protection of water wells and groundwater
GeoSTRAT logo
GeoSTRAT
Locate existing wells and records
Drill Areas map
WISDIM
Locate information about well construction requirements across the state
Water faucet running water into a glass
Protecting Domestic Drinking Water
Learn about ways the department protects groundwater - video
Drinking water well in Columbia
Public Drinking Water Systems
Missouri’s public water systems provide safe drinking water
Water Well Log photo grid
Well Logs, Cuttings and Cores
Detailed information about the wells and subsurface at well sites
graphic showing a house and trees and aquifer
Aquifer Information and Groundwater Availability
Aquifer Information and Groundwater Availability

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Permits, Certification, Engineering, Fees
Issued Site-Specific Wastewater Permits
Operator Certification
Wells and Drilling
Boil Water Orders
Water Monitoring and Data
Lead Service Lines
Water Financial Opportunities
Commissions, Boards and Councils
Water Public Notices
Report an Environmental Concern or Submit a Question
About Us

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Enforcement Actions

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