Alternate Test Procedure Documents
Documents related to the Clean Water Act Alternate Test Procedure program.
2018 Final Protocols (replaces 2016 draft protocols)
- Protocol for Review and Validation of Alternate Test Procedures for Regulated Organic and Inorganic Analytes in Wastewater Under EPA’s Alternate Test Procedure Program (pdf)
- Protocol for Review and Validation of New Methods for Regulated Organic and Inorganic Analytes in Wastewater Under EPA’s Alternate Test Procedure Program (pdf)
- EPA Microbiological Alternate Test Procedure (ATP) Protocol for Drinking Water, Ambient Water, Wastewater and Sewage Sludge Monitoring Methods (pdf)
- Flexibility to Modify CWA Methods; Memorandum (pdf)
- Guidelines and Format for Methods to be Proposed at 40 CFR Part 136 or Part 141 (pdf)