Drinking Water Quality Standards Article 3-1

The standards for Per- and Polyfluoroalkyl Substances (PFAS) are as follows:The water supply entities or management entities of water purification equipment shall, from January 1, 2025, until the effective date mentioned in the preceding paragraph, conduct water quality testing as follows: for equipment with a water supply exceeding 20,000 cubic meters per day, testing shall be performed at least twice, with a minimum interval of 360 days between tests. For equipment with daily water supply below 20,000 cubic meters, at least one test shall be conducted. If any water quality parameter exceeds the maximum limit, the water supply or management entities of the water purification equipment must, within seven days of the issuance of the test report, notify the central competent authority, the central competent authority under the Water Supply Act, and the competent authority of the municipality or county (city) where the equipment is located. Additionally, within 30 days, they must submit a drinking water quality management plan to the central competent authority for record-keeping and send a copy to the central competent authority under the Water Supply Act and the competent authority of the municipality or county (city) where the equipment is located.If, before the effective date mentioned in the preceding paragraph, the competent authority conducts random water quality inspections and finds that the drinking water quality test values exceed the maximum limit, the competent authority shall notify the water supply or management entities of the water purification equipment to make improvements. The water supply or management entities must, within 30 days after receiving the notification, submit a drinking water quality management plan to the central competent authority for record-keeping and send a copy to the central competent authority under the Water Supply Act and the competent authority of the municipality or county (city) where the equipment is located.For the drinking water quality management plan outlined in the previous two paragraphs, if no additional equipment purchases or construction work are involved, the implementation must be completed within three months from the submission date of the plan to the central competent authority for record-keeping. If additional equipment purchases or construction work are required, which must be completed within a maximum of two years from the submission date of the drinking water quality management plan. If the plan cannot be completed within the stipulated timeframe due to natural disasters or other force majeure events, the relevant supporting documents and materials must be submitted to the central competent authority at least 30 days before the deadline to apply for an extension or modification of the management plan for re-approval. Copies of the request should also be sent to the central competent authority under the Water Supply Act, as well as to the competent authority of the municipality or county (city) where the water purification equipment is located.The implementation deadlines for the previous three drinking water quality management plans shall not exceed the effective date specified in paragraph 1.Article 3-1.pdf