How many times does the living pool need to be cleaned? According to what laws and regulations?

Local regulations are different, taking Huizhou as an example:

According to the "Huizhou city drinking water secondary water supply management measures"

Twentieth secondary water supply management units or individuals responsible for the daily management of secondary water supply facilities, and should do the following work:

(a) within 30 days after obtaining the acceptance form of the secondary water supply facilities and performing the maintenance and management responsibilities of the secondary water supply facilities, it shall be filed with the local health and family planning department. Submit the following materials when filing:

1. Record Form of Secondary Water Supply Units in Huizhou City;

Two copies of the acceptance opinions of the two water supply facilities;

3. Secondary water supply sanitation management system;

4 directly engaged in water supply and management personnel health examination and health training certificate.

(two) the establishment of secondary water supply facilities operation, cleaning and disinfection files, formulate health management, security system and emergency plan. Equipped with full-time (part-time) management personnel, and after professional training.

(three) regular maintenance of water pump units, pipeline valves, metering equipment and electrical systems of secondary water supply facilities to ensure their work and operation in good condition.

(four) to ensure that the secondary water supply facilities are in good condition and the water pressure is qualified, and to ensure that the water quality meets the sanitary standards for drinking water. Ensure uninterrupted water supply for secondary water supply facilities, and immediately organize emergency repair when the facilities fail.

Because of the cleaning and disinfection of water storage facilities, engineering construction, equipment maintenance and other reasons, it is necessary to stop water supply or depressurize water supply, and it shall inform the user 24 hours in advance to prepare for water storage; If advance notice cannot be given due to equipment failure or emergency maintenance, users should be informed at the same time of emergency maintenance.

(five) entrust the cleaning and disinfection institutions established according to law to regularly clean and disinfect the secondary water supply and storage facilities, not less than 1 time every six months.

(6) Entrust a water quality testing institution to conduct secondary water quality testing (not less than 1 time per quarter, including water quality testing after cleaning and disinfection). The test items shall not be less than the mandatory items specified in the Hygienic Code for Secondary Water Supply Facilities: chromaticity, turbidity, smell, visible objects, PH value, total coliform bacteria, total bacteria and residual chlorine.

The following items can be selected according to the actual situation: total hardness, chloride, nitrate nitrogen, volatile phenol, cyanide, arsenic, hexavalent chromium, iron, manganese, lead and ultraviolet intensity; In addition, ammonia nitrogen, nitrite nitrogen and oxygen consumption can also be measured.

(7) Set up a publicity column of secondary water supply information in a conspicuous position to publicize the maintenance and management unit, cleaning and disinfection unit, health management organization, cleaning and disinfection records, water quality test report, etc. of secondary water supply facilities. Water quality test report and cleaning photos are filed for future reference.

Extended data

According to the "Huizhou city drinking water secondary water supply management measures"

Twenty-fourth water quality testing institutions to test the quality of secondary water supply, the need to collect water samples from secondary water supply facilities, according to the provisions of the test and issue a water quality test report.

Twenty-fifth city and county (District) administrative departments of water supply, construction, real estate, health and family planning shall implement a regular and irregular inspection system for secondary water supply facilities within their respective jurisdictions, and the number of regular inspections shall be 1 year not less than 1 time. The administrative department of water supply is responsible for the supervision of the quality of secondary water supply within its jurisdiction, and the administrative department of health and family planning is specifically responsible for the health monitoring of the quality of secondary water supply within its jurisdiction.

References:

Huizhou municipal government information disclosure directory system-Huizhou city drinking water secondary water supply management measures