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Share of the population without access to an improved water source, 2020. Global access to clean water is a significant global challenge that affects the health, well-being, and development of people worldwide. While progress has been made in recent years, millions of people still lack access to safe and clean drinking water sources.
Example of comparison of drinking water quality parameters with thresholds (standards) in Kenya and Ethiopia. The chosen thresholds are from the country's standards or WHO health guideline or East Africa Standard (EAS) for natural potable water.
The Joint Monitoring Programme for Water Supply and Sanitation of WHO and UNICEF has defined improved sanitation as follows: flush toilet, [4] connection to a piped sewer system, connection to a septic system, flush/pour-flush to a pit latrine, ventilated improved pit (VIP) latrine, pit latrine with slab, composting toilet and/or some special ...
For purposes of comparison, this figure should not be about water production, which is higher than water use because of Non-revenue water. If data are available, the figures should distinguish between average water use across user categories (residential, commercial, public institutions) and residential use per se. Past trends in water use are ...
Between 2002 and 2008, the Rapid Assessment of Drinking-Water Quality (RADWQ) project was designed and the quality of drinking-water from improved sources was evaluated in a number of pilot countries. [12] In 2011, the JMP focused its thematic report on equity, safety and sustainability. [13]
Although water quality is usually sampled and analyzed at laboratories, since the late 20th century there has been increasing public interest in the quality of drinking water provided by municipal systems. Many water utilities have developed systems to collect real-time data about source water quality.
The contamination of water remains a significant issue because of unsanitary social practices that pollute water sources. Almost 80% of disease in developing countries is caused by poor water quality and other water-related issues that cause deadly health conditions such as cholera, malaria, and diarrhea. [1]
Continued efforts are needed to reduce urban-rural disparities and inequities associated with poverty; to dramatically increase safe drinking water coverage in countries in sub-Saharan Africa and Oceania; to promote global monitoring of drinking water quality; and to look beyond the MDG target towards universal coverage. [86]