Frequent Questions

Primacy allows Indian Tribes the opportunity to assume principal responsibility in the enforcement of public drinking water and/or Underground Injection Control (UIC) Program regulations within the Indian Tribes' jurisdiction. Before EPA will assign prima

"Treatment as a state" means the federal government, through EPA, agrees that the Tribe has the same right as any state to apply for program supervision and enforcement authority under the Public Water System Supervision Program and UIC Program.  To gain this status Indian Tribes must present evidence in an application that it is a federally recognized Tribe; it promotes and protects the health, safety, and welfare of its citizens; it has jurisdiction over the area where the program functions are to be exercised; and it is capable of carrying out the programs for which it seeking authority to administer on behalf of the federal government (Indian Primacy Procedures Handbook for the Public Water System Supervision (PWSS) Program and the Underground Injection Control (UIC) Program, EPA812-B-93-004, March 1993, 40 CFR 142.72).  

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