Respondent exceeded the maximum contaminant level (MCL) for five haloacetic acids (HAA5) and failed to increase to quarterly monitoring. AO requires Respondent to: 1) Submit copies of available monitoring data since October 2010, 2) Submit a plan detailing corrective actions the Respondent shall take to return and maintain compliance with MCL's, 3) Conduct four consecutive quarters of monitoring for total trihalomethanes (TTHM) and HAA5 and continue to monitor quarterly until the average of four quarters of data is below .060mg/L for TTHM and .045mg/L for HAA5 4) Submit data to EPA and VIDPNR. Complying Action assumes the cost of monitoring, analysis, public notification and implementation of corrective actions.