Water Pollution Control Measures and Test Reporting Management Regulations Article 84

Water quality testing or monitoring referred to in the information reported by an enterprise or sewage system shall be performed in accordance with the water quality items to be reported in accordance with Table 1. However, the competent authority may increase the items to be reported depending on the actual need.Where an enterprise or sewage system does not use or produce any water quality items to be reported in Table 1 during the process and wastewater or sewage treatment procedure, or the test result of the water quality items to be reported in Table 1 is lower than the detection limit, such enterprise or sewage system may submit an application along with certificating documents to the municipality or county (city) competent authority for exemption from testing and reporting the said testing items.Where a daily discharge of more than 20,000 m3 of wastewater or sewage is approved for dedicated sewage systems in an industrial park or for enterprises engaging in the wafer and semiconductor manufacturing industry, optoelectronic materials and components manufacturing industry, PCB manufacturing industry, petrochemical industry, chemical engineering industry, or paper making industry, biological acute toxicity tests of effluent water quality shall be conducted and a report shall be submitted. However, this is not applicable if the raw water is seawater or the effluent is the wastewater with high concentration of halogen ions and the receiving water body is the ocean.The discharge volume of the wastewater or sewage referred to in the preceding paragraph shall be calculated based on the discharge volume of the process and discharged wastewater. Where domestic sewage is treated together with the process and discharged wastewater, the discharge volume of the domestic sewage shall be calculated aggregately.