CFR›Title 40›Chapter I›Part 147›Subpart OO ContainsSections 147.2000–147.2001CorpusDaily eCFRDisplayed edition2026-05-14Last updated2026-05-14 Subpart OO—Rhode Island Sections 147.2000 § 147.2000 State-administered program—Class I, II, III, IV, and V wells. 147.2001 § 147.2001 EPA-administered program—Indian lands. Previous O Subpart O—Illinois Next P Subpart P—Indiana