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The safety of rural drinking water is mainly evaluated according to the "Rural Drinking Water Safety and Sanitation Evaluation Index System" issued by the Ministry of Water Resources and the Ministry of Health in 2004. As long as one of the four indicators is below the minimum value of safety or basic safety, it cannot be classified as safe or basic safe. These four indicators are water supply quality, water supply quantity, convenience and water supply guarantee rate, and the following are the specific standards:
1. Water supply quality: in line with the requirements of the national "Sanitary Standard for Drinking Water" (GB5749-2006).
2. Water supply: The amount of water that can be obtained per person per day is not less than 40-60L for safety, and 20-40L is basic safety. In arid and water-scarce areas with decentralized water supply, no less than 20 litres of water per person per day can be obtained.
3. Convenience: It is safe for manpower to take water for no more than 10 minutes, and 20 minutes for basic safety. Water supply can be delivered to households in plain and hilly areas, and centralized water supply points can be reached in remote mountainous and pastoral areas.
4. Water supply guarantee rate: the water source guarantee rate is not less than 90 in areas with serious water shortage, and not less than 95 in other areas.
In order to solve the problems of rural water pressure, water quality, water quantity, water hammer and security, many smart water enterprises have put forward many solutions, such as the solution ideas proposed after the comprehensive automation, informatization and intelligent capabilities of Weipaige smart water
Maintain water quantity and quality during peak and trough periods;
Make the water supply system back-up and hot-standby;
The water supply system needs to be reasonably equipped with storage (water storage) devices to ensure continuous water supply;
Let the water supply system have a warning and early warning mechanism, and issue an alarm in time when the water supply system is abnormal;
It is necessary to have clear asset and personnel management, and establish a repair mechanism through the alarm system;
It is necessary to realize the accurate measurement of the whole process from the water source to the user, and establish production and marketing management;
There should be a performance evaluation mechanism and display of water supply safety;
Minimize personnel management and make it as unattended as possible.
It is precisely because of the support of enterprises like Weipaige Smart Water that the rural drinking water safety project can be implemented more quickly, and I believe that in the future, rural people can drink water and drink good water.
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Rural drinking water safety standards, as follows:
1. Water quality: It should meet the requirements of the "Sanitary Standards for Drinking Water". The safety of drinking water in rural areas first refers to the safety of drinking water.
According to the World Health Organization, lifelong drinking water is based on the average life expectancy of 70 years, calculated as two liters of drinking water per person per day. In addition, safe drinking water should also include water for daily personal hygiene, i.e. water for washing face, bathing, gargle, etc. If the water contains harmful substances, these substances may enter the human body through contact, breathing and absorption during bathing and gargling, thus affecting human health;
2. Water volume: It can meet people's reasonable drinking water needs. Focusing on the drinking water of farmers, the overall consideration of raising livestock and poultry and.
The water used by the secondary and tertiary industries shall comply with the relevant standards such as the Code for the Design of Water Supply Projects in Villages and Towns;
3. Convenience of water use: In principle, the centralized water supply project in plain areas and shallow mountainous areas requires all water supply to households; In mountainous areas, pastoral areas, and other areas that do not have the conditions for entering households, the water shall be supplied by centralized water supply points or decentralized projects, and the round-trip time for manual water intake shall not exceed 10 minutes;
The rural water supply guarantee standards are as follows:
1. Water volume, the amount of water that rural residents can obtain per person per day is not less than 60 liters in Guizhou Province;
2. Water quality, consistent with the original standard;
3. The convenience of water use, the centralized water supply project supplies water to the household in principle, and the large-scale project provides uninterrupted water supply 24 hours a day;
Legal basisArticle 14 of the Water Law of the People's Republic of China.
The State formulates a national strategic plan for water resources.
The development, utilization, conservation, and protection of water resources and the prevention and control of water disasters shall be uniformly formulated in accordance with river basins and regions. Planning is divided into watershed planning and regional planning. Watershed planning includes comprehensive watershed planning and watershed professional planning; Regional planning includes regional comprehensive planning and regional professional planning.
The term "comprehensive planning" as used in the preceding paragraph refers to the overall arrangements for the development, utilization, conservation, and protection of water resources and the prevention and control of water disasters prepared on the basis of the needs of economic and social development and the current situation of the development and utilization of water resources. "Professional planning" as used in the preceding paragraph refers to planning for flood control, flood control, irrigation, shipping, water supply, hydroelectric power, bamboo and wood exile, fishery, water resources protection, soil and water conservation, desertification prevention and control, and water conservation. Article 14 The State shall formulate a national strategic plan for water resources.
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1. In terms of water quantity, according to the classification of water resources in rich areas and water resources in lack areas, the amount of water that can be obtained per person per day in rich areas shall not be less than 35 liters, and the amount of water available in water-scarce areas shall not be less than 20 liters.
2. In terms of water quality, the water users of the rural centralized water supply project need to implement the current water quality standards, and for the water users of the decentralized water supply project, the drinking water is required to have no visible impurities, no different color and odor, and no adverse reactions for long-term drinking;
3. In terms of the convenience of water use, the round-trip time of water intake shall not exceed 20 minutes, and the distance of water intake shall not exceed 800 meters, and the pastoral area can be appropriately relaxed;
4. In terms of water supply guarantee rate, more than 90% of the time of the year can be guaranteed.
Water Law of the People's Republic of China
Article 33.
The State shall establish a system of protection zones for drinking water sources. The people of provinces, autonomous regions, and municipalities directly under the Central Government shall designate drinking water source protection zones and take measures to prevent the depletion of water sources and water pollution, and ensure the safety of drinking water for urban and rural residents.
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The standard of drinking water safety is to meet the requirements of the national "Sanitary Standards for Drinking Water"; Those that meet the requirements of the "Guidelines for the Implementation of Sanitary Standards for Drinking Water in Rural Areas" are considered to be basic safety. The amount of water available per person per day is not less than 40 to 60 litres for safety; Not less than 20 to 40 litres is considered basic safety.
It is safe for manpower to take water for no more than 10 minutes; It is basically safe to take no more than 20 minutes to get water.
The water supply guarantee rate is not less than 95% for safety; Not less than 90% is basically safe.
Drinking water safety means that residents can obtain sufficient drinking water in a timely manner, and Shinshu's long-term drinking does not affect their health, which is the standard of drinking water safety, so everyone must pay attention to it, so it is a manifestation of responsibility for their own health.
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Legal analysis: The quality of drinking water should meet the following basic requirements to ensure the safety of users.
Drinking water shall not contain pathogenic microorganisms.
Chemicals in drinking water must not endanger human health.
Radioactive potato stuffy substances in drinking water shall not be leaked and endanger human health.
The organoleptic properties of drinking water are good.
Drinking water should be disinfected. Count the liquids.
Legal basis: Drinking water hygiene standard GB5749-2006》 The quality of drinking water should meet the following basic requirements to ensure the safety of users.
Drinking water shall not contain pathogenic microorganisms.
Chemicals in drinking water must not endanger human health.
Radioactive substances in drinking water shall not endanger human health.
The organoleptic properties of drinking water are good.
Drinking water should be disinfected.
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