Code of Federal Regulations > Title 30 > Chapter IV - CHAPTER IV—GEOLOGICAL SURVEY, DEPARTMENT OF THE INTERIOR

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 29, 2025

Part 400 - PART 400 [RESERVED]

Part 401 [§ 401.1 - § 401.26] - PART 401—STATE WATER RESEARCH INSTITUTE PROGRAM

Part 402 [§ 402.1 - § 402.15] - PART 402—WATER-RESOURCES RESEARCH PROGRAM AND THE WATER-RESOURCES TECHNOLOGY DEVELOPMENT PROGRAM

Part 403-499 - PARTS 403-499 [RESERVED]