Table 4.2                     Event and Action Plan for Water Quality

Event

ET Leader

IC(E)

ER

Contractor

Action level being exceeded by one sampling day

Repeat in situ measurement to confirm findings;

Identify reasons for non-compliance and source(s) of impact;

Inform IC(E) and Contractor;

Check monitoring data, all plant, equipment and Contractor's working methods;

Discuss mitigation measures with IC(E) and Contractor;

Repeat measurement on next day of exceedance.

Discuss with ET and Contractor on the mitigation measures;

Review proposals on mitigation measures submitted by Contractor and advise the ER accordingly;

Assess the effectiveness of the implemented mitigation measures.

Discuss with IC(E) on the proposed mitigation measures;

Make agreement on the mitigation measures to be implemented.

Assess the effectiveness of the implemented mitigation measures.

Inform the ER and confirm notification of the non-compliance in writing;

Rectify unacceptable practice;

Check all plant and equipment;

Consider changes of working methods;

Discuss with ET and IC(E) and propose mitigation measures to IC(E) and ER;

Implement the agreed mitigation measures.

 

Action level being exceeded by more than two consecutive sampling days

Repeat in situ measurement to confirm findings;

Identify reasons for non-compliance and source(s) of impact;

Inform IC(E) and Contractor;

Check monitoring data, all plant, equipment and Contractor's working methods;

Discuss mitigation measures with IC(E) and Contractor;

Ensure mitigation measures are implemented;

Prepare to increase the monitoring frequency to daily;

Repeat measurement on next day of exceedance.

Discuss with ET and Contractor on the mitigation measures;

Review proposals on mitigation measures submitted by Contractor and advise the ER accordingly;

Assess the effectiveness of the implemented mitigation measures.

Discuss with IC(E) on the proposed mitigation measures;

Make agreement on the mitigation measures to be implemented;

Assess the effectiveness of the implemented mitigation measures.

Inform the ER and confirm notification of the non-compliance in writing;

Rectify unacceptable practice;

Check all plant and equipment; Consider changes of working methods;

Discuss with ET and IC(E) and propose mitigation measures to IC(E) and ER within three working days;

Implement the agreed mitigation measures.

 

Limit level being exceeded by one sampling day

Repeat in situ measurement to confirm findings;

Identify reasons for non-compliance and source(s) of impact;

Inform IC(E) Contractor and EPD;

Check monitoring data, all plant, equipment and Contractor's working methods;

Discuss mitigation measures with IC(E), ER and Contractor;

Ensure mitigation measures are implemented;

Increase the monitoring frequency to daily until no exceedance of Limit level.

Discuss with ET and Contractor on the mitigation measures;

Review proposals on mitigation measures submitted by Contractor and advise the ER accordingly;

Assess the effectiveness of the implemented mitigation measures.

Discuss with IC(E), ET and Contractor on the proposed mitigation measures;

Request Contractor to critically review the working methods;

Make agreement on the mitigation measures to be implemented;

Assess the effectiveness of the implemented mitigation measures.

Inform the ER and confirm notification of the non-compliance in writing;

Rectify unacceptable practice;

Check all plant and equipment;

Consider changes of working methods;

Discuss with ET, IC(E) and ER and propose mitigation measures to IC(E) and ER within three working days;

Implement the agreed mitigation measures.