
Vilankuppam’s Path to Open Defecation-Free Status: A Community-Led Sanitation Initiative
Srinivasan Services Trust (SST) works across six development verticals to enable holistic village development, reaching communities through a wide-ranging health, education, livelihood and infrastructure footprint. In FY 25 alone, SST-operated medical centres conducted over 75,000 consultations, while more than 2,300 medical camps reached 1,000 villages and enabled 1.15 lakh consultations. Through interventions such as mobile medical vans in remote regions and school-based hygiene programmes covering 51 schools and over 9,000 students, SST’s Health vertical addresses preventive and primary healthcare at scale. Within this broader health mandate, sanitation is treated as a critical public health priority – forming the foundation for disease prevention, dignity and long-term wellbeing. Vilankuppam village in Veerappanur panchayat, Tiruvannamalai district, Tamil Nadu, was identified as one such








