Nov 2, 2017· Comment submitted by Roger Claff, P.E., Senior Scientific Advisor, American Petroleum Institute (API)· EPA-HQ-OW-2017-0260-0057
Comments of the American Petroleum Institute on "Request for Scientific Views: Draft Updated Aquatic Life Ambient Water Quality Criteria for Aluminum in Freshwater," 82 FR 35198, July 28, 2017.
Sep 21, 2017· Comment submitted by Roger Claff, Senior Scientific Advisor, American Petroleum Institute (API)· EPA-HQ-OW-2017-0260-0009
API request for extension of the comment period for Notice of Availability, Request for Scientific Views: Draft Updated Aquatic Life Ambient Water Quality Criteria for Aluminum in Freshwater (82 Fed. Reg. 35198, July 28, 2017).