Title 33Navigation and Navigable WatersRelease 119-73

§701a–1 “Flood control” defined; jurisdiction of Federal investigations

Title 33 › Chapter CHAPTER 15— - FLOOD CONTROL › § 701a–1

Last updated Apr 6, 2026|Official source

Summary

Defines "flood control" to cover channel work, big drainage fixes, and steps to prevent damage caused by groundwater. Work on rivers and other waterways for flood control and related projects is handled by the Department of the Army, led by the Secretary of the Army and supervised by the Chief of Engineers. Studies and projects about watersheds — like slowing runoff, reducing water flow speed, and preventing soil erosion — are handled by the Department of Agriculture under the Secretary of Agriculture, unless Congress says otherwise.

Full Legal Text

Title 33, §701a–1

Navigation and Navigable Waters — Source: USLM XML via OLRC

The words “flood control” as used in section 701a of this title, shall be construed to include channel and major drainage improvements and flood prevention improvements for protection from groundwater-induced damages, and Federal investigations and improvements of rivers and other waterways for flood control and allied purposes shall be under the jurisdiction of and shall be prosecuted by the Department of the Army under the direction of the Secretary of the Army and supervision of the Chief of Engineers, and Federal investigations of watersheds and measures for run-off and water-flow retardation and soil-erosion prevention on watersheds shall be under the jurisdiction of and shall be prosecuted by the Department of Agriculture under the direction of the Secretary of Agriculture, except as otherwise provided by Act of Congress.

Legislative History

Notes & Related Subsidiaries

Editorial Notes

Amendments

1986—Pub. L. 99–662 inserted “and flood prevention improvements for protection from groundwater-induced damages” after “drainage improvements”.

Statutory Notes and Related Subsidiaries

Change of Name

Department of War designated Department of the Army and title of Secretary of War changed to Secretary of the Army by section 205(a) of act
July 26, 1947, ch. 343, title II, 61 Stat. 501. section 205(a) of act
July 26, 1947, was repealed by section 53 of act Aug. 10, 1956, ch. 1041, 70A Stat. 641. section 1 of act Aug. 10, 1956, enacted “Title 10, Armed Forces” which in sections 3010 to 3013 continued Department of the Army under administrative supervision of Secretary of the Army.

Savings Provision

Authority of Secretary of Agriculture under this section as unaffected by repeal of Secretary’s authority under section 701b of this title, see section 7 of act Aug. 4, 1954, set out as a note under section 701b of this title. Section as Unaffected by Submerged Lands ActProvisions of this section as not amended, modified or repealed by the Submerged Lands Act, see section 1303 of Title 43, Public Lands.

Reference

Citations & Metadata

Citation

33 U.S.C. § 701a–1

Title 33Navigation and Navigable Waters

Last Updated

Apr 6, 2026

Release point: 119-73