On October 19, 2006, EPA proposed amendments to the National Emission Standards for Hazardous Air Pollutants for Semiconductor Manufacturing, published on May 22, 2003. The purpose of the proposed amendments was to clarify the emission requirements for process vents by establishing a new maximum achievable control technology floor level of control

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is proposing to amend the national emission standards for electric arc furnace (EAF) steelmaking facilities that are area sources of hazardous air pollutants published on December 28, 2007. The amendments to the area source standards for EAF steelmaking facilities would clarify applicability of the opacity limit, make the performance test

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is issuing national emission standards for hazardous air pollutants for two area source categories (iron foundries and steel foundries). The requirements for the two area source categories are combined in one subpart. The final rule establishes different requirements for foundries based on size. Small area source foundries are required to

ENVIRONMENTAL PROTECTION AGENCY : United States Sentencing Commission

Pursuant to section 112(l) of the 1990 Clean Air Act, EPA granted delegation of specific national emission standards for hazardous air pollutants (NESHAP) to the Arizona Department of Environmental Quality on June 4, 2008, and to the Pima County Department of Environmental Quality on June 16, 2008. EPA is proposing to revise the Code of Federal

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is taking direct final action on amendments to the national perchloroethylene air emission standards for dry cleaning facilities promulgated on July 27, 2006, under the authority of section 112 of the Clean Air Act. This action amends rule language to correct applicability cross references that were not correctly amended between the most

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

The EPA is announcing an extension of the public comment period on our proposed response to a Petition for Reconsideration regarding a final rule we issued under Section 112(f)(2) and 112(d)(6) of the Clean Air Act related to national emission standards for halogenated solvent cleaning. As published in the Federal Register on October 20, 2008,

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

This action proposes amendments to the national emission standards for hazardous air pollutants (NESHAP) for mercury emissions from mercury cell chloralkali plants. This NESHAP (hereafter called the ``2003 Mercury Cell MACT'') limited mercury air emissions from these plants. Following promulgation of the 2003 Mercury Cell Maximum Achievable

ENVIRONMENTAL PROTECTION AGENCY : Treasury Department

EPA is revising the area source category list by changing the name of the ferroalloys production category to clarify that it includes all types of ferroalloys. We are also adding two additional products (calcium carbide and silicon metal) to the source category. Because calcium carbide and silicon metal production involve the use of equipment and

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is proposing to amend the national perchloroethylene air emission standards for dry cleaning facilities promulgated on July 27, 2006 (71 FR 42724), under the authority of section 112 of the Clean Air Act. These amendments to the national perchloroethylene air emission standards for dry cleaning facilities would correct applicability cross

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is taking direct final action on certain amendments to the National Emission Standards for Hazardous Air Pollutants for Source Category: Gasoline Dispensing Facilities, which EPA promulgated on January 10, 2008, and amended on March 7, 2008. The January 10, 2008 rule established national emission standards for hazardous air pollutants for the

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is proposing national emissions standards for hazardous air pollutants for nine area source categories in the chemical manufacturing sector: Agricultural Chemicals and Pesticides Manufacturing, Cyclic Crude and Intermediate Production, Industrial Inorganic Chemical Manufacturing, Industrial Organic Chemical Manufacturing, Inorganic Pigments

ENVIRONMENTAL PROTECTION AGENCY : U.S. Customs and Border Protection

EPA is publishing technical corrections through this direct final action to amend the national emission standards for acrylic and modacrylic fibers production, carbon black production, chemical manufacturing: chromium compounds, flexible polyurethane foam production and fabrication, lead acid battery manufacturing, and wood preserving area sources

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

EPA is proposing to amend the National Emission Standards for Hazardous Air Pollutants for Source Category: Gasoline Dispensing Facilities, which EPA promulgated on January 10, 2008, and amended on March 7, 2008. The January 10, 2008 rule established national emission standards for hazardous air pollutants for the facilities in the gasoline

ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

This proposed action requests public comment on the residual risk and technology reviews for nine industrial source categories regulated by five national emission standards for hazardous air pollutants. The five national emission standards and nine source categories include: National Emissions Standards for Group I Polymers and Resins

ENVIRONMENTAL PROTECTION AGENCY : Veterans Affairs Department