16 USC 821
16 USC 821
§ 821 - State laws and water rights unaffected
CHAPTER 12— FEDERAL REGULATION AND DEVELOPMENT OF POWER › SUBCHAPTER I— REGULATION OF THE DEVELOPMENT OF WATER POWER AND RESOURCES
Nothing contained in this chapter shall be construed as affecting or intending to affect or in any way to interfere with the laws of the respective States relating to the control, appropriation, use, or distribution of water used in irrigation or for municipal or other uses, or any vested right acquired therein.