The dataset included the inventories, impact assessments and cost analyses of different scenarios at the different scales (building and district) and with different water source being reuse (mixed wastewater, graywater). And also inventoaries for thermal recovery and vertical flow wetland. This dataset is associated with the following publication: Morelli, B., S. Cashman, X. Ma, J. Garland, D. Bless, and M. Jahne. Life Cycle Assessment and Cost Analysis of Distributed Mixed Wastewater and Graywater Treatment for Water Recycling in the Context of an Urban Case Study. U.S. Environmental Protection Agency, Washington, DC, USA, 2019.