Waterborne diseases remain a pressing global health issue, accounting for approximately 485,000 deaths annually from diarrheal illnesses and affecting over 2 billion people who lack access to safe drinking water. These figures highlight the critical relationship between water quality, sanitation, and public health outcomes, especially in low-resource settings. This chapter focuses on identifying long-term, sustainable interventions for preventing and managing waterborne diseases through a multifaceted, integrated public health approach. The findings emphasize that effective disease control requires combining infrastructure development with household-level water treatment, improved sanitation, and widespread hygiene education. Advanced surveillance techniques, including the use of Geographic Information Systems, play a vital role in mapping high-risk areas and informing targeted interventions. Moreover, the chapter explores how environmental changes, seasonal variability, and the rise of antibiotic-resistant pathogens complicate waterborne disease dynamics, necessitating adaptive strategies. It stresses the importance of international collaboration, policy alignment, and stakeholder engagement in supporting resilient water systems. Community-centered initiatives, culturally informed health campaigns, and ongoing monitoring contribute to long-term success. The chapter also presents case studies that demonstrate the effectiveness of integrated approaches, particularly when backed by robust governance and cross-sectoral cooperation. Therefore, safeguarding public health from waterborne diseases demands a comprehensive framework that bridges infrastructure, behavior change, innovation, and policy.