Question
Mention the water quality standards for clean and safe drinking water
Answer :
Word Count : 445
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Clean and safe drinking water is essential for maintaining public health and ensuring sustainable urban development. Water quality standards define the acceptable limits of physical, chemical, and biological characteristics of water so that it remains safe for human consumption. In smart cities, maintaining these standards is a key component of effective water management, sanitation planning, and sustainability initiatives. The Bureau of Indian Standards (BIS) has prescribed drinking water quality standards under IS 10500. These standards specify desirable limits and permissible limits of various parameters when an alternative source is not available. The major water quality standards include: Physical parameters include colour, odour, taste, turbidity, and total dissolved solids (TDS). Drinking water should be clear, free from unpleasant smell and taste, and should not contain visible impurities. The desirable limit for colour is 5 Hazen units, turbidity should generally be below 1 NTU, and the acceptable limit for
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