This study investigates consumer satisfaction levels with packaged drinking water brands in Sivagangai District, Tamil Nadu. The research examines various factors influencing consumer preferences including water quality, price, availability, brand image, and packaging. A structured questionnaire was administered to 384 consumers across urban and rural areas of Sivagangai District using stratified random sampling. The study employs descriptive statistics, correlation analysis, and multiple regression analysis to identify key determinants of consumer satisfaction. Findings reveal that water quality and taste are the primary factors influencing consumer satisfaction, followed by price and brand reputation. The research provides insights for water companies to enhance their market positioning and for policymakers to understand consumer needs in the packaged water industry.