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PM2.5

TOXIC SMOG CLOUDS NEW DELHI

ELR International Update

82 FR 27121

ELR Federal Agency Update

Utah: Air (generally)

ELR State Update Item

WildEarth Guardians v. Environmental Protection Agency

ELR Case

The D.C. Circuit upheld EPA's compliance deadlines for states to meet the NAAQS for fine particulate matter (PM2.5). The court previously had ruled that the framework EPA had been applying to PM2.5 was incorrect, and ordered the Agency...

Sierra Club v. United States Environmental Protection Agency

ELR Case

A district court ordered EPA to impose a "good neighbor” federal implementation plan (FIP) for Texas with respect to the 1997 fine particulate matter (PM2.5) NAAQS. In 2015, the D.C. Circuit...

Louisiana: Air

ELR State Update Item

California: Air

ELR State Update Item

WildEarth Guardians v. McCarthy

ELR Case

A district court dismissed an environmental group's CAA citizens suit against EPA for failing to make a finding that Idaho and Utah failed to timely submit SIPs for fine particulate matter (PM2.5). In 2007, EPA issued a rule that...

Alaska: Air

ELR State Update Item