On February 21, 2014, EPA Region 6 issued an Administrative Order to the City of Opdyke West (Respondent). On July 19, 2011, EPA Region 6 issued the original AO to Respondent for violations at its water system in Levelland. The Original AO was issued in response to violations of the fluoride maximum contaminant level (MCL). The Original AO required Respondent to comply immediately with the referenced MCL for fluoride or submit to EPA 1) a detailed plan to meet the fluoride MCL; 2) a cost analysis of the proposed plan; and 3) a construction schedule.