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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Jan 21, 2026
All Titles
Title 33
Chapter II
Part 328-DEFINITION - PART 328-DEFINITION OF WATERS OF THE UNITED STATES
§ 328.1 - Purpose.
§ 328.2 - General scope.
§ 328.3 - Definitions.
§ 328.4 - Limits of jurisdiction.
§ 328.5 - Changes in limits of waters of the United States.
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