Water, Sanitation and Hygiene (WASH) is a fundamental component of public health, disaster management, and sustainable development. It refers to ensuring safe drinking water, adequate sanitation facilities, and proper hygiene practices for individuals and communities. WASH plays a vital role in preventing diseases, promoting health, reducing mortality, and improving the quality of life, especially during health emergencies and disasters. Safe water is essential for human survival and well-being. Access to clean drinking water prevents the spread of waterborne diseases such as cholera, typhoid, dysentery, hepatitis A, and diarrheal diseases. During disasters like floods, cyclones, earthquakes, or conflicts, water sources often become contaminated with sewage, chemicals, or dead animals, increasing the risk of disease outbreaks. Providing safe drinking water through purification, chlorination, filtration, and protected water sources becomes a priority in emergency response. Adequate water is also necessary for cooking, personal hygiene, healthcare services, and sanitation. Sanitation refers to the safe collection, treatment, and disposal of human waste, wastewater, and solid waste. Proper sanitation facilities, including toilets and sewage systems, help prevent environmental contamination and interrupt the transmission of infectious diseases. Poor sanitation contributes significantly to the spread of diarrheal diseases, intestinal worm infections, and other communicable illnesses. In emergency