Skip to content

Title 43 — Public Lands

Chapter 32 — Colorado River Basin Project

§ 1556. Definitions

Statutory text

As used in this chapter, (a) all terms which are defined in the Colorado River Compact shall have the meanings therein defined;

(b)

“Main stream” means the main stream of the Colorado River downstream from Lee Ferry within the United States, including the reservoirs thereon;

(c)

“User” or “water user” in relation to main stream water in the lower basin means the United States or any person or legal entity entitled under the decree of the Supreme Court of the United States in Arizona against California, and others (376 U.S. 340), to use main stream water when available thereunder;

(d)

“Active storage” means that amount of water in reservoir storage, exclusive of bank storage, which can be released through the existing reservoir outlet works;

(e)

“Colorado River Basin States” means the States of Arizona, California, Colorado, Nevada, New Mexico, Utah, and Wyoming;

(f)

“Western United States” means those States lying wholly or in part west of the Continental Divide; and

(g)

“Augment” or “augmentation”, when used herein with reference to water, means to increase the supply of the Colorado River or its tributaries by the introduction of water into the Colorado River system, which is in addition to the natural supply of the system.

Legislative history

Reconstructed from this section’s Code source credit and amendment notes, resolved against the local Statutes at Large. Editorial notes are evidence, not the law that made the change.

  1. Pub. L. 90–537 title VI § 606 · 82 Stat. 885

    Enacted · 43 U.S.C. § 1556

    (Pub. L. 90–537, title VI, § 606, Sept. 30, 1968, 82 Stat. 901.)

    Source evidence

    Code source credit
    (Pub. L. 90–537, title VI, § 606, Sept. 30, 1968, 82 Stat. 901.)

    Enacted provision · exact public law section
    Sec. 606. As used in this Act, (a) all terms which are defined in the Definitions. Colorado River Compact shall have the meanings therein defined; (b) “Main stream” means the main stream of the Colorado River downstream from Lee Ferry within the United States, including the reservoir’s thereon; (c) “User” or “water user” in relation to main stream water in the lower basin means the United States or any person or legal entity entitled under the decree of the Supreme Court of the United States in Arizona against California, and others (376 U.S, 340), to use main stream water when available thereunder; (d) “Active storage” means that amount of water in reservoir storage, exclusive of bank storage, which can be released through the existing reservoir outlet works; (e) “Colorado River Basin States” means the States of Arizona, California, Colorado, Nevada, New Mexico, Utah, and Wyoming; (f) “Western United States” means those States lying wholly or in part west of the Continental Divide; and (g) “Augment” or “augmentation”, when used herein with reference to water, means to increase the supply of the Colorado River or its tributaries by the introduction of water into the Colorado River system, which is in addition to the natural supply of the system.

1 of 1 references resolved to an enrolled provision

Credits

(Pub. L. 90–537, title VI, § 606, , 82 Stat. 901.)

Parsed from the official OLRC USLM XML in data/usc_all/usc43.xml · release point 119-108 · OLRC build 2026-04-17

USLM identifier /us/usc/t43/s1556