Subpart J—District of Columbia RegSenseDistrict of ColumbiaSafe Drinking WaterCFR SubpartCFR RegulationsWater ProgramsEnvironmental Protection Agency (EPA)Water QualityEnvironmentalWater QualityEnglishUnderground Injection ControlFocus Area
�147.450 State-administered program. [Reserved]�147.451 EPA-administered program.�147.452 Aquifer exemptions. [Reserved]['Water Programs']['Underground Injection Control', 'Safe Drinking Water', 'Water Quality']