This community service project aims to address the issue of Escherichia coli contamination in well water and the associated increase in diarrhea cases in settlements around the Bakung Final Waste Disposal Site in Bandar Lampung. The project involved educational outreach, water quality testing, and community engagement to raise awareness and implement health interventions. The results showed a significant correlation between well water contamination and the prevalence of gastrointestinal diseases, particularly diarrhea. The project concluded with recommendations for improving sanitation and health education in the affected areas.