Swimming pool water quality hygiene code standard

(1) Regulations on the administration of public health
On April 1, 1987, The State Council promulgated the Regulations on the Administration of Health in Public Places, regulating the administration of health in public places and the licensing of health supervision. Public places refer to 7 categories of 28 places such as swimming pools (gymnasiums), requiring water quality, air, micro air humidity, temperature, wind speed, lighting and lighting in public places should meet national health standards and requirements. The state implements the “health license” system for public places, where the health quality does not meet the national health standards and requirements and continues to operate, the public health administrative department may impose administrative penalties and publicity.
(2) Rules for the Implementation of the Regulations on the Administration of Public Health
Order No. 80 of the former Ministry of Health on March 10, 2011 issued the Implementing Rules for the Health Management of Public Places (hereinafter referred to as the detailed “Rules”), and the “Rules” are now amended for the first time in 2016 and for the second time on December 26, 2017.
The “Detailed Rules” stipulate that the drinking water provided by the operators of public places to customers shall meet the requirements of the national sanitary standards for drinking water, and the water quality of swimming pools (and public cold rooms) shall meet the national sanitary standards and requirements

Operators of public places shall, in accordance with the requirements of hygiene standards and norms, conduct hygiene tests on the air, micro air, water quality, lighting, lighting, noise, customer supplies and appliances in public places, and the tests shall not be less than once a year; If the test results do not meet the requirements of health standards and norms, they shall be rectified in time

Operators of public places shall truthfully publicize the test results in a prominent position. If the operator of a public place does not have the testing capability, it may entrust testing.
Where the operator of a public place has any of the following circumstances, the administrative department of public health under the local people’s government at or above the county level shall order it to make corrections within a time limit, give it a warning, and may impose a fine of not more than 2,000 yuan. If the operator fails to make corrections within the time limit and causes the quality of hygiene in a public place to fail to meet the hygiene standards and requirements, a fine of not less than 2,000 yuan but not more than 20,000 yuan shall be imposed; If the circumstances are serious, it may be ordered to suspend business for rectification according to law, or even revoke its hygiene license:
(1) Failing to carry out hygienic testing of air, microclimate, water quality, lighting, lighting, noise, customer supplies and appliances in public places in accordance with regulations;
Failure to clean, disinfect and clean customer supplies and appliances in accordance with regulations, or reuse disposable supplies and appliances.
(3) Sanitary standard for Drinking Water (GB5749-2016)
Drinking water refers to drinking water and domestic water for human life, drinking water shall not contain pathogenic microorganisms, chemical substances shall not harm human health, radioactive substances shall not harm human health, and have good sensory properties. Drinking water shall be disinfected to ensure drinking safety for users. The standard stipulates that the total dissolved solid is 1000mgL, the total hardness is 450mg/L, and the total number of colonies in the total large intestine shall not be detected by 100CFU/mL.
(4) Health management standards in Public Places (GB 17587-2019)
(Standard for Health Management in Public Places (GB 37487-2019) integrates and refines the regular health requirements of the 1996 standard for hygienic classification of public places (GB 9663~ 9673-1996GB 16153-1996), and adds the contents of health management and employee health. Clarify the water quality management requirements of swimming pool water and bathing water, requiring that the sanitation facilities and equipment of swimming places should be used normally, and the bath water of bathing places should be purified according to the condition, so as to ensure that the water quality of drinking water, swimming pool water and bathing water meets the health standards.
1 The raw water quality used in artificial swimming places and bathing places should meet the requirements of GB 5749.
2 Facilities and equipment such as water circulation purification, disinfection and water replenishment in the artificial swimming pool should operate normally, and a sufficient amount of fresh water should be added every day, and timely inspection should be conducted when it occurs. The water quality of the swimming pool should meet the requirements of GB 37488, and fresh water should be supplied continuously during the operation of the children’s pool.
3 The forced pass foot dip disinfection pool set up in the swimming place should be replaced once every 4 hours using the pool water normally, and the free residual chlorine content should be maintained at 5 mg/L10 mg/L.
4 The operation of shower water, bath water supply pipes, equipment, facilities and other systems should avoid dead water areas and stagnant water areas, and the shower nozzle and hot water faucet should be kept clean.
5 Bath bath water should be recycled purification treatment, the recycling purification device should operate normally, and a sufficient amount of new water should be added every day during the business period. The water quality of the pool meets the requirements of GB 37488.
(5) Health indicators and limit requirements for public places (GB 17588-2019)
Swimming pool in public places is to provide the public to study, entertainment, sports field, it is relatively concentrated in public places, people contact relative frequency alarm, eye mobility, easy to cause disease (especially infectious diseases) spread. Therefore, the State sets mandatory health indicators and requirements.
1 Artificial swimming pool

The water quality index shall meet the requirements of the following table, and the raw water and supplementary water shall meet the requirements of GB5749
2 Natural swimming pool
The water quality index shall meet the requirements in the following table
3 Bath Water
Legionella pneumophila should not be detected in bathing water, pool water turbidity should not be greater than 5 NTU, pool water raw water and supplementary water should meet the requirements of GB 5749. The bath water temperature should be between 38C and 40°C.
(5) Hygienic code for the design of public places – Part 3: Artificial swimming places
(GB 37489.32019, partially replacing GB 9667-1996)
This standard regulates the design requirements of artificial swimming pool places, which are summarized as follows:
1 Basic Requirements
Shall comply with the requirements of GB 19079.1 and CJJ 122, shall comply with the requirements of GB 37489.1.
2 Overall layout and function partition
Artificial end flow should be set by swimming pool, the heavy garment wash room office diffuse away pool, public toilet, water handling room and abuse liu special storehouses, according to the changing room, washing room, how system eliminate harm never forget suitable room reasonable layout of swimming pool. The water treatment room and the disinfectant warehouse shall not be connected with the swimming pool, changing rooms and shower rooms. Artificial swimming places should not be set in the basement.
3 monomers

(1) Swimming pool, swimming pool per capita area should not be less than 25 m2. The children’s pool should not be connected with the adult pool, the children’s pool and the adult pool should be set up a continuous circulation water supply system, and the swimming pool with different zones of deep and shallow water should be set up obvious warning signs of water depth and deep and shallow water, or the swimming pool should be set up obvious deep and shallow water isolation zones.
(2) Dressing room: the dressing room passage should be spacious and maintain air circulation. The locker should be made of smooth, anti-gas and waterproof materials.
(3) Shower room: male and female shower rooms should be set up, and 30 people per 20 should be set up with a shower head
(4) Foot dip disinfection pool: The shower room to the swimming pool passage should be set up forced through the foot dip disinfection pool, the width should be the same as the corridor, the length is not less than 2 m, the depth is not less than 20 m immersion disinfection pool should be equipped with water supply and drainage conditions.
(5) Cleaning and disinfection room: providing towels, bath, drag and other public appliances and self-cleaning and disinfection, should set up a special cleaning and disinfection room, cleaning and disinfection room should have towels, bath office, drag group and other special cleaning and disinfection pool
(6) Disinfectant warehouse: should be set up independently, and should be close to the secondary passageway in the building and the dosing room of the water treatment room, walls, floors, doors and Windows should be made of waste turbidity resistant, easy to clean materials. Water supply and drainage facilities shall be provided and eye flushing facilities shall be provided.
4 Pool water treatment facilities
(1) A special water meter for swimming pool replenishment measurement should be installed
(2) It is appropriate to install a water meter remote monitoring online recording device
(3) The pool water cycle should not exceed 4 hours.
(4) The water quality online monitoring device of residual oxygen, turbidity, pH, REDOX potential and other indicators should be set up, and the monitoring point on the circulating water pipe should be set up after the circulating water pump before the flow equipment process The monitoring point on the circulating water pipe should be: before the flocculant is added.
(5) The oxygenator should be installed, and the chlorinator should have an uninterrupted water source with a fixed pressure, and its operation and stop should be interlocked with the operation and stop of the circulating water pump
(6) The disinfectant inlet should be located between the water outlet of the swimming pool water purification and filtration device and the swimming pool water outlet.
(7) The circulating purification equipment shall not be connected with the shower water and drinking water pipes.
(8) The place, filling purification, disinfectant area should be located on the downwind side of the swimming pool and set up warning signs.
(9) The swimming pool water treatment room should be equipped with a detection and alarm device matching the purification, disinfection and heating of the pool water. And set a clear identification
(10) Hair filtering device should be provided.
The content described in this article is purely based on personal understanding of legal standards and norms and compiled for readers’ reference only. Please refer to the official documents of the relevant administrative agencies of the state.