Search results
Aug 16, 2024 · Seven states and two tribes have approved primacy programs for Class II wells only. Louisiana, North Dakota, and Wyoming are the only states with primacy for all well classes (I, II, III, IV, V, and VI). EPA implements the Class VI program in all other states, territories, and tribes.
Jan 15, 2021 · What states, territories, and tribes have primacy? EPA has approved UIC primacy programs for well classes I, II, III, IV, and V in 32 states and three territories. Two states have primacy for well classes I, III, IV, and V and two states have primacy for Class VI.
Nov 7, 2023 · EPA delegates primary enforcement responsibility (also called primacy) for public water systems to states and Indian Tribes if they meet certain requirements. EPA recently released revisions to the primacy requirements.
Dec 29, 2016 · EPA directly implements the Class II program in nine states, three territories, the District of Columbia, and for all tribes except for the Navajo Nation and Fort Peck Tribes. Twenty four states and two tribes have UIC Class II primacy under SDWA Section 1425.
Oct 31, 2023 · Last updated on October 31, 2023. The table provides UIC primacy status for states, territories, and tribes with approved primacy programs.
May 25, 2021 · The UIC program is implemented by the EPA or by states, territories or tribes that have received approval from the EPA for primary permitting and enforcement authority, referred to as primacy. Primacy is approved by well class. Texas has primacy for Class I-V UIC wells, but does not yet have primacy for Class VI wells.
May 5, 2020 · Under this system, the Environmental Protection Agency (EPA) is by default responsible for ensuring policy implementation, but states can elect to take on primacy and develop programs to meet specific challenges within their jurisdictions (Crotty 1987; Woods 2006a).
