Treatment Processes Reported by US Public Water Systems (2004-2020)
Abstract
This repository holds records on treatment processes and objectives reported by United States (US) public water systems from 2004-2020. These data were obtained via a Freedom of Information Act request made to the US Environmental Protection Agency in June 2020. Data were reported quarterly. Please refer to the associated publication (Liddie et al., 2026) for additional details on these data. Please cite both this repository and the publication if you use or refer to these data.
Fields of Study & Subjects
Water Treatment and Disinfection
Water and Wastewater Treatment
Coagulation and Flocculation Studies
Publication details
- Journal / source
- Harvard Dataverse
- Publication date
- 19 February 2026
- Language
- EN
- Document type
- Dataset