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Water is essential for human survival. While approximately 71% of the world is covered in water, only 2.5% of this is fresh water; hence fresh water is a valuable resource that must be carefully monitored and maintained. In developing countries, 80% of people are without access to potable water. Cholera is still reported in over 50 countries. In Africa, 75% of the drinking water comes from underground sources that makes water monitoring an issue of key concern, as water monitoring can be useddoi:10.1145/3005719 fatcat:bwpsetsadffnxi26nm2ls3cz7m