SIP Approval: South Carolina (cross-state air pollution rule).

SIP Proposal: District of Columbia (interstate transport requirements for the one-hour sulfur dioxide NAAQS).

United States v. Atlas-Lederer Co. et al., No. 3: 91-CV-309 (S.D. Ohio Oct. 5, 2017). Settling CERCLA defendants must pay $410,000 in U.S. reocvery costs incurred or to be incurred at the United Scrap Lead Superfund site in Concord Township, Ohio.

EPA amended tolerances for ovicide/miticide hexythiazox residue under the Federal Food, Drug, and Cosmetic Act.

SIP Approval: New York (nonattainment new source review and attainment new source review program requirements for particulate matter and greenhouse gases).

SIP Proposal: Illinois (update the definition of volatile organic material to exclude 2-amino-2-methyl-1-propanol).

SIP Proposal: Ohio (redesignation of the Ohio portion of the Cincinnati-Hamilton, OH-IN-KY, nonattainment area to attainment for the 1997 fine particulate matter NAAQS).

SIP Proposal: Tennessee (infrastructure requirements for the 2012 fine particulate matter NAAQS).

EPA proposed revisions to eight national primary drinking water regulations under the SDWA.

United States v. Estate of Dorothy Medore, No. 5:17-cv-00029 (C.D. Cal. Jan. 9, 2017). A settling CERCLA trustee must deposit an initial amount of $150,000 in an interest-bearing escrow account and liquidate all remaining estate property to be paid to the United States to pay remediation costs incurred at both the Banaire Enterprises and Banaire Radium Trailers Superfund sites in Cabazon, California.