The Colorado State program as submitted on February 29, 1980, and amended and clarified on June 11, 1980, was conditionally approved, effective December 15, 1980. Beginning on that date, the Colorado Department of Natural Resources was deemed the regulatory authority in Colorado for surface coal mining and reclamation operations and for coal exploration operations on non-Federal and non-Indian lands. Copies of the approved program are available for review at:

(a) Colorado Department of Natural Resources, Division of Minerals and Geology, Centennial Building, room 215, 1313 Sherman Street, Denver, CO 80203.

(b) Office of Surface Mining Reclamation and Enforcement, Western Regional Coordinating Center, Technical Library, 1999 Broadway, Suite 3320, Denver, Colorado 80202-5733.