(1) a hazardous waste landfill; or

(2) a composite-lined portion of a non-hazardous waste landfill that meets all requirements applicable to disposal of municipal solid waste in California after October 9, 1993. If a release is indicated by the landfill's Detection Monitoring Program, the landfill shall include perchlorate as a Constituent of Concern in the Evaluation Monitoring Program.

After the initial evaluation monitoring, monitoring requirements imposed pursuant to this subsection may be modified or terminated by the RWQCB if deemed appropriate.

(1) notify the overseeing regulatory agency and the appropriate RWQCB of the perchlorate discharge; and

(2) upon initial issuance or renewal of the existing authorization for discharge, shall include perchlorate in the required monitoring program, if deemed necessary by the overseeing regulatory agency.

(1) notify the appropriate RWQCB of the acceptance of perchlorate-containing waste by the POTW; and

(2) upon initial issuance or renewal of the existing authorization for discharge, shall include perchlorate in the required monitoring and reporting plan, if deemed necessary by the RWQCB.

Monitoring requirements imposed pursuant to this subsection may be modified or terminated by the RWQCB if deemed appropriate.

(1) Perchlorate-containing water resulting solely from treatment with a sanitizer, disinfectant, or bleach;

(2) Household non-hazardous perchlorate-containing waste; and

(3) Non-hazardous perchlorate wastes resulting from the use of safety flares during a public safety activity.