42 U.S.C. § 10370
- (a)Nothing in this chapter supersedes or limits any existing authority provided, or responsibility conferred, by any provision of law.
- (b)
- (1)Nothing in this chapter preempts or affects any—
- (A)State water law; or
- (B)interstate compact governing water.
- (2)The Secretary shall comply with applicable State water laws in carrying out this chapter.