1 EXHIBIT 23.1 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of Century Aluminum Company on Form S-8 for the Century Aluminum Company Non-Employee Directors Stock Option Plan of our reports dated February 19, 1996, appearing in Amendment No. 4 to Registration Statement No. 33-95486 of Century Aluminum Company on Form S-1. /s/Deloitte & Touche LLP DELOITTE & TOUCHE LLP Pittsburgh, Pennsylvania November 4, 1996