Smart water management is transforming the way cities, industries, and communities use and conserve water. By using IoT sensors, data analytics, and real-time monitoring, this approach ensures efficient water distribution, reduces wastage, and detects leaks instantly. It enables authorities to predict demand, optimize supply, and plan maintenance before problems arise. In agriculture, smart water management helps farmers use the right amount of water at the right time, increasing crop yields while conserving resources. For households, it offers better control over daily water usage. This technology not only saves water but also lowers costs and supports environmental sustainability. With growing water scarcity worldwide, smart water management is becoming essential for a secure water future.