SIP Proposal: New Jersey (reasonably available control technology for nitrogen oxides for specific sources).

NMFS listed the daggernose shark, Brazilian guitarfish, striped smoothhound shark, narrownose smoothhound shark, spiny angelshark, and Argentine angelshark as endangered under the ESA.

SIP Approval: West Virginia (infrastructure requirements for the 2012 fine particulate matter NAAQS).

United States v. Mesabi Nugget Delaware, LLC, No. 0:17-cv-01606-RHK (May 15, 2017). A settling CAA defendant who violated various emissions limits for mercury, particulate matter, and other pollutants must pay a $150,000 civil penalty and implement various measures to improve its monitoring and control of emissions.

SIP Approval: Washington (approving updates to the Energy Facility Site Evaluation Council air quality regulations).

SIP Proposal: Arizona (revisions to new source review permits for stationary sources).

EPA is proposing to approve negative declarations for commercial and industrial solid waste incinerators for the states of Connecticut, New Hampshire, Rhode Island, and Vermont; negative declarations for hospital/medical/infectious waste incinerators for the state of Rhode Island; and revisions to the state plan for existing large and small municipal waste combustors for the state of New Hampshire.

SIP Proposal: Alaska (adoption updates and revisions to general and transportation conformity regulations and minor source permitting requirements).

EPA is proposing to amend the All Appropriate Inquiries Rule to reference ASTM International's E2247-16 "Standard Practice for Environmental Site Assessments: Phase I Environmental Site Assessment Process for Forestland or Rural Property" and allow for its use to satisfy the statutory requirements for conducting all appropriate inquiries under CERCLA.

EPA amended NESHAPs from Portland Cement Manufacturing Industry that temporarily revises the testing and monitoring requirements for hydrochloric acid (HCl) due to the current unavailability of HCl calibration gases used for quality assurance purposes.