Fact sheets have been developed for the perchlorate regulatory determination corresponding to the following stages published in the Federal Register:
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Final regulatory determination,
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Supplemental request for comments, and
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Preliminary regulatory determination.
- Fact Sheet: Final Regulatory Determination for Perchlorate (PDF)(2 pp, 36 K, February, 2011, EPA-815-F-11-003)
- Fact Sheet: Perchlorate Supplemental Request for Comments (PDF)(2 pp, 26 K, August, 2009, EPA-815-F-09-004)
- Fact Sheet: Preliminary Regulatory Determination for Perchlorate (PDF)(3 pp, 37 K, October, 2008, EPA-815-F-08-009)