Missouri Underground Injection Wells regulations & environmental compliance analysis

Missouri Underground Injection Wells: What you need to know

Governing Law and Regulations

Classification of wells:

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Class II: 10 Missouri Code of State Regulations (CSR) 50-1.010 to 50-5.010

Class III: 10 CSR 20-6.090

Prohibitions: Missouri Revised Statutes (Mo. Rev. Stat.) 577.155

Operator License: 10 CSR 50-2.010

Permitting: 10 CSR 50-2.030

Reports: 10 CSR 50-2.080(6)

Regulatory Agencies

Missouri Department of Natural Resources (DNR) Division of Environmental Quality Water Protection Program (WPP)

Missouri State Oil and Gas Council

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Missouri has obtained primacy from the U.S. Environmental Protection Agency (EPA) to administer the underground injection control program in the state. Although Missouri has adopted the federal permit-by-rule requirements for underground injection wells and the federal classification system, the disposal of hazardous waste by underground injection is generally prohibited in Missouri.

Administration and enforcement. Missouri's DNR's WPP and the Missouri Oil and Gas Council are responsible for administering the underground injection well regulations.

State Requirements

CLASSIFICATION OF WELLS

Missouri generally follows the federal classification system. The following wells are permitted in Missouri.

Class II

10 CSR 50-1.010 to 10 CSR 50-5.010

Class II wells are wells used to inject fluids associated with oil and natural gas production or fluids and compounds used for enhanced hydrocarbon recovery. Class II wells are regulated by the Missouri Oil and Gas Council.

Class III

10 CSR 20-6.090

Class III wells are wells used to inject fluids to extract minerals. Class III wells cannot be used by ...


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More on this topic:

Governing Law and Regulations
Regulatory Agencies
Comparison: State vs. Federal
State Requirements
Guidance
Forms