The risk and magnitude of hazardous release into each of these three pathways is separately rated and then combined into an aggregate score; all sites receiving an HRS score of 28.50 or greater are listed on the NPL. See generally Bradley Mining Co. v. United States Environmental Protection Agency, 972 F.2d 1356, 1357-58 (D.C. Cir. 1992). The Agency first declared its intention to include petitioner Tex Tin's Texas City, Texas, smelting facility on the NPL in August 1990.
" State Farm , 463 U.S. at 43, 103 S.Ct. 2856. "Given the highly technical issues involved," the EPA's listing decisions are entitled to "significant deference." Bradley Mining Co. v. EPA , 972 F.2d 1356, 1359 (D.C. Cir. 1992). But "our reviews of listing decisions" are not "of the rubber-stamp variety."