89 FR 52425
EPA proposed amendments to several new source performance standards and NESHAPs under the CAA; the amendments would remove the affirmative defense provisions associated with violation of emission standards due to malfunctions.
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89 FR 52413
SIP Proposal: Indiana (revision to monitoring and compliance requirements for certain process heater stacks at Safety-Kleen Oil Recovery Company in Lake County).
89 FR 52415
SIP Proposal: Idaho (miscellaneous changes).
89 FR 51864
FWS announced findings that the Kiamichi crayfish, Rio Grande chub, and Rio Grande sucker are not warranted for listing as endangered or threatened species under the ESA.
89 FR 51829
EPA granted a request from the governor of Texas to voluntarily reclassify the San Antonio, Dallas-Fort Worth, and Houston-Galveston-Brazoria ozone nonattainment areas from moderate to serious for the 2015 ozone NAAQS.
89 FR 51511
NMFS announced the initiation of a five-year review for the Maui’s dolphin and South Island Hector’s dolphin.
89 FR 50543
SIP Proposal: Nevada (revisions concerning particulate matter emissions from woodburning devices in Washoe County).
89 FR 50410
EPA established requirements for commercial refrigerating appliances and commercial ice machines, safe use of flammable refrigerants, and safe design, construction, installation, and operation of refrigeration systems; and listed several substitutes as acceptable for retail food refrigeration, commercial ice machines, industrial process refrigeration, cold storage warehouses, and ice skating rinks, pursuant to the Agency's significant new alternatives policy program.