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Underground Injection Control (UIC)

UIC Program Guidance Related to Well Classification

The guidance documents and memorandums provide below were developed by the UIC program to inform decision-making, clarify issues and questions, and guide UIC program implementation consistent with the requirements of the Safe Drinking Water Act and the federal UIC regulations.  They are guidance related to injection well classifications.

EPA is committed to ensuring that the guidance documents posted here are consistent with the requirements of Section 508 of the Rehabilitation Act (29 U.S.C. 794d).  Please contact Jeff Jollie ( if you have any questions or concerns.

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