(1) In general Subject to the amendment made by subsection (a) of this section,
nothing in this subchapter affects
(A) the use, allocation, ownership, or control, in existence on November 22, 2000, of any water, water right, or any other valid existing right;
(B) any vested absolute or decreed conditional water right in existence on November 22, 2000, including any water right held by the United States;
(C) any interstate water compact in existence on November 22, 2000; or
(D) subject to the provisions of paragraph (2), State jurisdiction over any water law.
(2) Water rights for national park and national preserve In carrying out this subchapter, the Secretary shall obtain and exercise any water rights required to fulfill the purposes of the national park and the national preserve in accordance with the following provisions:
(A) Such water rights shall be appropriated, adjudicated, changed, and administered pursuant to the procedural requirements and priority system of the laws of the State of Colorado.
(B) The purposes and other substantive characteristics of such water rights shall be established pursuant to State law, except that the Secretary is specifically authorized to appropriate water under this subchapter exclusively for the purpose of maintaining ground water levels, surface water levels, and stream flows on, across, and under the national park and national preserve, in order to accomplish the purposes of the national park and the national preserve and to protect park resources and park uses.
(C) Such water rights shall be established and used without interfering with
(i) any exercise of a water right in existence on November 22, 2000, for a non-Federal purpose in the San Luis Valley, Colorado; and
(ii) the Closed Basin Division, San Luis Valley Project.
(D) Except as provided in subsections (c) and (d) of this section, no Federal reservation of water may be claimed or established for the national park or the national preserve.