The quality and quantity of clean water


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Water quality generally indicates the quality or condition of the water that is associated with a particular activity or purpose. While the quantity of water needed regarding the number of men in certain activities. Water is an essential matter in life, no living creature in this world who does not need water. Most of the human body itself is composed of water. Average human body contains water as much as 90% of their body weight. Adult body, approximately 55-60%, body weight consists of water, to the children about 65% and about 80% for infants. Clean water is needed in the fulfillment of human needs to do all their activities. So please note how clean the water is said in terms of quality and can be used in sufficient quantities in the daily activities of man. In terms of quality, there some requirements that must be met, including the physical qualities that made up the smell, color and flavor, chemical-quality consisting of pH, hardness, and so on where and biological quality of water free from disease-causing microorganisms. In order for human survival can run smoothly, clean water should also be available in sufficient quantity in accordance with human activity at a particular place and time period.
Water is a human need

Water as an essential material in the lives of the needs of the water looks for everyday purposes in the household environment was different in every place, every level of life or every nation and country. The higher a person's standard of living is increasing all the human need for water. Total of peoples world every day increases, thus resulting in the amount of water needs.

For man is an absolute need for water because the actual substance forming the human body consists mostly of water which account for about 73% of the body. Water in the human body serves as a carrier and solvent materials that are important food for the body. So as to maintain the continuity of human life trying to obtain enough water for him. In carrying out functions of daily life humans are extremely dependent on water, because water is also used for washing, cleaning equipment, bathroom, and so forth. Another benefit of water in the form of power generation, irrigation, transportation, and others similar to this. The more advanced cultural level of society, increasing water use.

Water needs of the most important for humans is drinking water. According to the health sciences every person needs to drink water to live 2-3 weeks without eating but can only survive 2-3 days without drinking water.

Factors influence the water

Water is an important factor in meeting the vital need for living organisms such as drinking water or other household purposes. The water used must be free from germs and contains no toxic materials. Drinking water source which qualifies as a drinking water standard water amount more and more reduced as a result of human activity itself whether intentionally or unintentionally.

Efforts by human water needs could take water from the soil, surface water, or directly from the rain. Of the three water source, ground water is the most widely used because ground water has several comparative advantages in other sources, among others, due to better water quality due to pollution and the effect is relatively small.

But the water that is used is not always in accordance with terms of health, because it is often found that water containing seeds or certain substances that can cause disease that is hazardous for human survival.

Based on the above problems, it is necessary to know the quality of water that can be used for human needs without causing bad consequences from the use of water. Water for human needs must be met both in quality and quantity so that humans can live and carry out all activities in life.

Judging From the aspect of quality (Quality) Water Directly or indirectly pollution will affect water quality. In accordance with the basis of considerations determining the quality of drinking water, the business management of the water used by humans for drinking water based on water quality standards, especially in the assessment of drinking water products are produced, as well as in planning

Systems and processes that will be done on water resources.

Water Quality Requirements

Water Quality Parameters used for human needs must be uncontaminated water or meet the requirements of physical, chemical, and biological.

1. Physical Requirements of Water

Water quality must meet the physical requirements as follows:

2. Not clear or turbid

Turbid water caused by the presence of granules of colloidal clay. The more the content of the water more turbid colloids.

3. No color

Water for domestic use should be clear. Colored water that means it contains other ingredients that are harmful to health.

4. It was tasteless

In physics, the water can be felt by the tongue. The water was sour, sweet, bitter or salty water show is not good. Salty taste due to certain salts are soluble in water, while a sour taste due to presence of organic acids and inorganic acids.

5. Odorless

Good water has no smell when the characteristic smell from far and near. Foul-smelling water containing organic matter undergoing decomposition (decomposition) by water microorganisms.

6. Normal temperature

Water temperature should be cool or hot, especially in order to avoid dilution of existing chemical substances on the channel / pipe, which can harm health and hamper the growth of micro-organisms.

7. Does not contain solids

Drinking water containing solids that float on the water. That's my opinion about the quality and quantity of clean water.


Tag: quality water, quantity water, clean water

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