S1. Additional details on model input data, parameter estimation, and model development (PDF) S2. Model input data and supplemental results (XLSX) S3. Model parameters assembled for the study (XLSX) Link: The portable workflow developed for this work. This dataset is associated with the following publication: Dawson, D., H. Fisher, A. Noble, Q. Meng, A. Doherty, Y. Sakano, D. Vallero, R. Tornero-Velez, and E. Cohen-Hubal. Assessment of Non-Occupational 1,4-Dioxane Exposure Pathways from Drinking Water and Product Use. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, USA, 56(8): 5266-5275, (2022).