Information related to Draft Field-Based Methods for Developing Aquatic Life Criteria for Specific Conductivity.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Fact Sheet (PDF)(2 pp, 129 K)
- Public Review Draft: Field-Based Methods for Developing Aquatic Life Criteria for Specific Conductivity (PDF)(215 pp, 5 MB)
- Appendix A: Case Study I Supporting Materials (PDF)(49 pp, 1 MB)
- Appendix B: Case Study II Supporting Materials (PDF)(49 pp, 2 MB)
- Appendix C: Example Case for Estimation of Background Specific Conductivity (PDF)(37 pp, 2 MB)
- Appendix D: Development of a Background-to-Criterion Regression Model for Geographic Applicability (PDF)(32 pp, 852 K)
- Appendix E: Combined Data Set for Case Studies I and II (PDF)(81 pp, 19 MB)
- Appendix F: Case Example Using an Alternative Measure of Exposure ([HCO3− + SO42−]) (PDF)(56 pp, 2 MB)
- Appendix G: Case Example Using an Alternative Assessment Endpoint (Species of Fish) (PDF)(67 pp, 2 MB)
- 2015 External Peer Review Report (PDF)(74 pp, 685 K)
- EPA Response to 2015 External Peer Review Report (PDF)(51 pp, 379 K)
- 2014 External Peer Review Report (PDF)(194 pp, 2 MB)
- EPA Response to 2014 External Peer Review Report (PDF)(160 pp, 1 MB)