The final major component of a plan to reduce California’s dependence on Colorado River water is set for implementation when the Secretary of the Interior, Bruce Babbitt, signs the Record of Decision for Colorado River Interim Surplus Criteria. The Secretary will sign the agreement at a ceremony hosted by the San Diego County Water Authority at 10 a.m. Jan. 16, at the Coronado Island Marriott Resort 2000 Second St., Coronado, Calif.