CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER D—WATER PROGRAMS (Parts 100–149) > PART 147—STATE, TRIBAL, AND EPA-ADMINISTERED UNDERGROUND INJECTION CONTROL PROGRAMS > SUBPART HHH—Lands of the Navajo, Ute Mountain Ute, and All Other New Mexico Tribes (§147.3000 to §147.3016) > 147.3001—Definition.