The support documents for the third Six-Year Review of National Primary Drinking Water Standards contain extensive information including:
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The protocol for conducting the review,
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Contaminant health effects,
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Availability of improved laboratory analytical methods,
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Occurrence of regulated contaminants in source water and public water systems,
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Availability of improved water treatment processes, and
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Consideration of other regulatory revisions.
- EPA Protocol for the Third Review of Existing National Primary Drinking Water Regulations (PDF)(43 pp, 650 K, December 2016, EPA-810-R-16-007)
- The Data Management and Quality Assurance/Quality Control Process for the Third Six-Year Review Information Collection Rule Dataset (PDF)(105 pp, 3 MB, December 2016, EPA-810-R-16-015)
- Chemical Contaminant Summaries for the Third Six-Year Review of Existing National Primary Drinking Water Regulations (PDF)(84 pp, 598 K, December 2016, 810-R-16-004)
- Six-Year Review 3 - Health Effects Assessment for Existing Chemical and Radionuclide National Primary Drinking Water Regulations - Summary Report (PDF)(148 pp, 1 MB, December 2016, EPA 822-R-16-008)
- Analytical Feasibility Support Document for the Third Six-Year Review of Existing National Primary Drinking Water Regulations: Chemical Phase Rules and Radionuclides Rules (PDF)(65 pp, 622 K, December 2016, EPA-810-R-16-005)
- Development of Estimated Quantitation Levels for the Third Six-Year Review of National Primary Drinking Water Regulations (Chemical Phase Rules) (PDF)(55 pp, 872 K, December 2016, EPA 810-R-16-002)
- Analysis of Occurrence Data from the Third Six-Year Review of Existing National Primary Drinking Water Regulations: Chemical Phase Rules and Radionuclides Rules (PDF)(224 pp, 2 MB, December 2016, EPA-810-R-16-014)
- Occurrence Analysis for Potential Source Waters for the Third Six-Year Review of National Primary Drinking Water Regulations (PDF)(71 pp, 6 MB, December 2016, EPA 810-R-16-008)
- Consideration of Other Regulatory Revisions in Support of the Third Six-Year Review of the National Primary Drinking Water Regulations (PDF)(17 pp, 207 K, December 2016, EPA 810-R-16-003)
- Support Document for the Third Six-Year Review of Drinking Water Regulations for Acrylamide and Epichlorohydrin (PDF)(18 pp, 190 K, December 2016, 810-R-16-019)
- Six-Year Review 3 Technical Support Document for Chlorate (PDF)(110 pp, 2 MB, December 2016, EPA-810-R-16-013)
- Six-Year Review 3 Technical Support Document for Microbial Contaminant Regulations (PDF)(237 pp, 5 MB, December 2016, EPA-810-R16-010)
- Six-Year Review 3 Technical Support Document for Nitrosamines (PDF)(194 pp, 2 MB, December 2016, EPA 810-R-16-009)
- Appendices to the Six-Year Review 3 Technical Support Document for Nitrosamines (PDF)(446 pp, 13 MB, December 2016)
- Six-Year Review 3 Technical Support Document for Disinfectants/Disinfection Byproducts Rules (PDF)(468 pp, 6 MB, December 2016, EPA-810-R-16-012)
- Six-Year Review 3 Technical Support Document for Long-Term 2 Enhanced Surface Water Treatment Rule (PDF)(221 pp, 2 MB, December 2016, EPA-810-R-16-011)