United States v. Martin Marietta Magnesia Specialties LLC, No. 3:18-cv-00633 (N.D. Ohio Mar. 19, 2018). A settling CAA defendant that allegedly violated NESHAP and PSD requirements at a lime manufacturing plant it owns and operates in Woodville, Ohio, must pay an $800,000 civil penalty, must perform a vehicle replacement supplemental environmental project valued at $375,000, and must perform other work at the plant at an estimated cost of $20 million.

United States v. Martin Marietta Magnesia Specialties LLC, No. 3:18-cv-00633 (N.D. Ohio Mar. 19, 2018). A settling CAA defendant that allegedly violated NESHAP and PSD requirements at a lime manufacturing plant it owns and operates in Woodville, Ohio, must pay an $800,000 civil penalty, must perform a vehicle replacement supplemental environmental project valued at $375,000, and must perform other work at the plant at an estimated cost of $20 million.

United States v. XTO Energy Inc., No. 1:18-cv-00060 (D.N.D. Mar. 23, 2018). A settling CAA defendant must perform injunctive relief, must complete an environmental mitigation project estimated to cost at least $425,000, and must pay a $320,000 civil penalty for violations related to alleged failures to adequately design, operate, and maintain storage tank vapor control systems at well pads it owns and operates on the Fort Berthold Indian Reservation in North Dakota.

United States v. XTO Energy Inc., No. 1:18-cv-00060 (D.N.D. Mar. 23, 2018). A settling CAA defendant must perform injunctive relief, must complete an environmental mitigation project estimated to cost at least $425,000, and must pay a $320,000 civil penalty for violations related to alleged failures to adequately design, operate, and maintain storage tank vapor control systems at well pads it owns and operates on the Fort Berthold Indian Reservation in North Dakota.

United States v. XTO Energy Inc., No. 1:18-cv-00060 (D.N.D. Mar. 23, 2018). A settling CAA defendant must perform injunctive relief, must complete an environmental mitigation project estimated to cost at least $425,000, and must pay a $320,000 civil penalty for violations related to alleged failures to adequately design, operate, and maintain storage tank vapor control systems at well pads it owns and operates on the Fort Berthold Indian Reservation in North Dakota.

United States v. CITGO Petroleum Corp., No. 2:18-cv-00402 (W.D. La. Mar. 22, 2018). Settling CERCLA and CWA defendants responsible for the discharge of hazardous substances into Bayou d'Inde in Louisiana's Calcasieu Estuary must jointly pay a total sum of $11 million in natural resource damages, of which $3,045,046 will be used to reimburse federal and state trustees for past assessment costs and $7,954,954.15 will be deposited into the Bayou d'Inde Area of Concern Site Restoration Account to pay for future natural resource restoration actions selected by the trustees.

United States v. CITGO Petroleum Corp., No. 2:18-cv-00402 (W.D. La. Mar. 22, 2018). Settling CERCLA and CWA defendants responsible for the discharge of hazardous substances into Bayou d'Inde in Louisiana's Calcasieu Estuary must jointly pay a total sum of $11 million in natural resource damages, of which $3,045,046 will be used to reimburse federal and state trustees for past assessment costs and $7,954,954.15 will be deposited into the Bayou d'Inde Area of Concern Site Restoration Account to pay for future natural resource restoration actions selected by the trustees.

United States v. CITGO Petroleum Corp., No. 2:18-cv-00402 (W.D. La. Mar. 22, 2018). Settling CERCLA and CWA defendants responsible for the discharge of hazardous substances into Bayou d'Inde in Louisiana's Calcasieu Estuary must jointly pay a total sum of $11 million in natural resource damages, of which $3,045,046 will be used to reimburse federal and state trustees for past assessment costs and $7,954,954.15 will be deposited into the Bayou d'Inde Area of Concern Site Restoration Account to pay for future natural resource restoration actions selected by the trustees.

United States v. CITGO Petroleum Corp., No. 2:18-cv-00402 (W.D. La. Mar. 22, 2018). Settling CERCLA and CWA defendants responsible for the discharge of hazardous substances into Bayou d'Inde in Louisiana's Calcasieu Estuary must jointly pay a total sum of $11 million in natural resource damages, of which $3,045,046 will be used to reimburse federal and state trustees for past assessment costs and $7,954,954.15 will be deposited into the Bayou d'Inde Area of Concern Site Restoration Account to pay for future natural resource restoration actions selected by the trustees.

SIP Proposal: Ohio (fine particulate matter).