Delve into the complexities of resilient urban water supply systems, scrutinizing the intricate methodologies and innovative technologies deployed for enhancing water resilience, optimizing water distribution, and promoting water conservation amidst the challenges of population growth, climate variability, and aging infrastructure. Explore the symbiotic integration of advanced water treatment processes, smart water management systems, and decentralized water reuse strategies to ensure water security, environmental sustainability, and socio-economic resilience in urban and rural communities.