Tuesday, November 22, 2011

Safe Drinking Water by Country


In the United States, access to safe drinking water is pretty much taken for granted. This is not the case in many other countries around the world and should be a factor in considering whether or not to retire abroad to any given country. The World Health Organization publishes data on the percent of the population who has access to improved drinking water sources in different countries.

Access to clean water is essential for personal hygiene and human health and well-being. The World Health Organization looks at improved drinking water sources as providing safe drinking water for human consumption. An improved drinking water source is by the nature of its design able to protect the source from contamination – especially fecal contamination. Thus, piped in water, public taps, protected wells, and protected springs are considered improved drinking water sources capable of providing safe drinking water.

Why Are Improved Drinking Water Sources Important?

Improved drinking water sources are capable of providing water that is fit for human consumption. The human body is over 70% water and requires an adequate supply of water to replenish daily losses through sweating and elimination of body wastes. In developed countries, improved drinking water comes from a variety of sources such as groundwater, rainfall, and surface water. In developed countries, water is usually delivered via a complex supply network of pipes that is costly to install and maintain. In some developing countries, improved drinking water is not deliverable to all homes – particularly to rural homes and the population must purchase improved drinking water or consume untreated water.

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