SIP Approval: Connecticut (determination of attainment for the Greater Connecticut serious 2008 eight-hour ozone nonattainment area).  

United States v. J.R. Simplot Co., No. 20-CV-125-F (D. Wyo. July 9, 2020). Settling RCRA and EPCRA defendants in relation to violations at their phosphoric acid and fertilizer manufacturing plant located near Rock Springs, Wyoming, must implement compliance projects at the facility; comply with specified requirements for management of wastes or other materials at the facility and in the facility's phosphogypsum stack system; comply with specified requirements for the eventual closure and long-term care of the facility and provide financial assurance to cover the estimated cost of such obligations; continue monitoring the groundwater at and near the facility pursuant to an existing state order and, if needed in the future based on monitoring, implement corrective action to address any groundwater contamination; revise the annual toxic chemical release inventory reporting forms they submitted under EPCRA for years 2004-2013 to include estimates of compounds that previously were not included in those reports; and pay a civil penalty of $775,000. 

SIP Proposal: South Carolina and Tennessee (minimum reporting requirements). 

SIP Approval: Idaho (updates to materials incorporated by reference). 

NMFS announced its 12-month finding on a petition to list the dwarf seahorse as an endangered or threatened species under the ESA, finding that listing was not warranted for the species.

SIP Proposal: New Hampshire (revisions to infrastructure requirements for 2015 ozone and 2012 fine particulate matter NAAQS).

FWS proposed revisions to the critical habitat designation for the northern spotted owl under the ESA.

SIP Approval: Illinois (revisions to base-year emissions inventory and motor vehicle inspection and maintenance requirements for the Illinois portion of the Chicago-Naperville, Illinois-Indiana-Wisconsin, 2008 ozone nonattainment area).

United States v. BNSF Railway Co., No. 9:20-CV-00126-DLC (D. Mont. Aug. 20, 2020). A settling CERCLA defendant must implement an operation and maintenance plan, a health and safety plan, and institutional controls to minimize risk from asbestos within Operable Unit 6 at the Libby Asbestos Superfund site in Lincoln County, Montana, and pay future costs incurred at the site.

OSHA amended its existing construction and shipyard standards for occupational exposure to beryllium and beryllium compounds to clarify certain provisions and simplify or improve compliance.