Municipal wastewater treatment case studies: These two full scale studies describes the steps and advantages of peracetic acid and chlorination combination for treating wastewater. This dataset is associated with the following publication: Namboodiri, V., and A. Garg. Enhanced Inactivation of E. coli and Enterococci through Dual Disinfection with PAA and Chlorine: Two Full-Scale Wastewater Treatment Case Studies. JOURNAL OF ENVIRONMENTAL ENGINEERING. American Society of Civil Engineers (ASCE), Reston, VA, USA, 152(4): 05026002, (2026).