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Regulations.gov - Proposed Rule Docume

National Ambient Air Quality Standards for Particulate Matter; Correction Agency Environmental Protection Agency (EPA). ... refer to its website or the Federal Register document. Document text and images courtesy of the Federal Register Home Search ...

eCFR — Code of Federal Regulatio

The Code of Federal Regulations (CFR) annual edition is the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government produced by the Office of the Federal Register (OFR) and the ...

Federal Register :: National Ambient Air Quality Standards for Ozo

The Environmental Protection Agency (EPA) is announcing three public hearings for the proposed rule titled, ``National Ambient Air Quality Standards for Ozone,'' that was published in the Federal Register on December 17, 2014. The hearings will be held in ...

2015 National Ambient Air Quality Standards (NAAQS) for Ozone | Ozone Pollution | US E

Federal Register Citations: 80 FR 65291 79 FR 75233 Code of Federal Regulations Citations 40 CFR Part 50 40 CFR Part 58 Docket Number EPA-HQ-OAR-2008-0699 Effective Date 12/28/2015 Rule Summary ...

2012 National Ambient Air Quality Standards (NAAQS) for Particulate Matter (PM) | Particulate Matter (PM) Pollution | US E

learn more about the 2012 primary and secondary particulate matter National Ambient Air Quality Standards for PM2.5 and PM10 by reading the rule summary, rule history, and ...

July 18, 1997 federal register - United States Environmental Protection Agen

national ambient air quality standards (NAAQS) for particulate matter (PM). In that document EPA amends the current suite of ... Federal Register/ Vol. 62, No. 138 / Friday, July 18, 1997 / Prepublication3 1EPA intends to develop and propose for public 2.5 10 ...

NAAQS Table | Criteria Air Pollutants | US E

The Clean Air Act, which was last amended in 1990, requires EPA to set National Ambient Air Quality Standards (40 CFR part 50) for pollutants considered harmful to public health and the environment. The Clean Air Act identifies two types of national ambient air ...

National Ambient Air Quality Standards for Particulate Matter; Final Rul

38652 Federal Register/Vol. 62, No. 138/Friday, July 18, 1997/Rules and Regulations ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 50 [AD–FRL–5725–2] RIN 2060–AE66 National Ambient Air Quality Standards for Particulate Matter AGENCY: Environmental Protection

National Ambient Air Quality Standards; Nor

Federal Register on 07/15/2015 and available online at http://federalregister.gov/a/2015-17380, and on FDsys.gov 1 6560-50-P ... Infrastructure Requirements for the 2008 Lead, 2008 Ozone, and 2010 NO2 National Ambient Air Quality Standards; North Dakota ...

Lead (Pb) Standards - Federal Register Notices from Current Review | Reviewing National Ambient Air Quality Standards (NAAQS ...- US E

Federal Register notices used to develop the current lead national ambient air quality standard. Jump to main content An official website of the United States government ...

Federal Register :: Review of the Primary National Ambient Air Quality Standards for Sulfur Oxid

Based on the Environmental Protection Agency's (EPA's) review of the air quality criteria addressing human health effects and the primary national ambient air quality standard (NAAQS) for sulfur oxides (SOX), the EPA is retaining the current standard, without ...

National Ambient Air Quality Standards (NAAQ

(PM2.5) National Ambient Air Quality Standards (NAAQS). Through these designations, the Environmental Protection Agency (EPA) is identifying as nonattainment those ...

Federal Register :: Implementation of the 2015 National Ambient Air Quality Standards for Ozone: Nonattainment Area Classifications Approa

In this final rule, the EPA is establishing the air quality thresholds that define the classifications assigned to all nonattainment areas for the 2015 ozone national ambient air quality standards (NAAQS) (the ``2015 ozone NAAQS'') promulgated on October 1, 2015.

Federal Register :: Air Quality Designations for the 2015 Ozone National Ambient Air Quality Standards; Correctio

The Environmental Protection Agency (EPA) is correcting errors in the regulatory text regarding the designation of certain areas in nine states for the 2015 ozone national ambient air quality standards (NAAQS). The designation rules were signed by the EPA ...

40 CFR Part 50 - NATIONAL PRIMARY AND SECONDARY AMBIENT AIR QUALITY STANDARDS | CFR | US Law | LII / Legal Information Institu

50.1 Definitions. 50.2 Scope. 50.3 Reference conditions. 50.4 National primary ambient air quality standards for sulfur oxides (sulfur dioxide). 50.5 National secondary ambient air quality standard for sulfur oxides (sulfur dioxide). 50.6 National primary and ...

Sulfur Dioxide (SO2) Primary Air Quality Standards - Federal Register Notices from Current Review | Reviewing National Ambient Air ...- US E

Sulfur Dioxide (SO2) Primary Air Quality Standards - Federal Register Notices from Current Review Over the course of each NAAQS review, EPA publishes notices in the Federal Register for a variety of activities: ...

National Ambient Air Quality Standards - Wikiped

The U.S. National Ambient Air Quality Standards (NAAQS, pronounced \'naks\) are standards for harmful pollutants. ... Approved new methods are formally announced through publication in the Federal Register. A complete list of FRMs and FEMs is available. ...

EPA - TTN NAAQS - Ozone Implementation - Technical Resourc

November 14, 2001, Federal Register - National Ambient Air Quality Standards for Ozone: Proposed Response To Remand Supreme Court Opinion - Choose - Whitman v. American Trucking Assns., Inc. (2/27/01 Docket 99-1257) PDF ...

2015 National Ambient Air Quality Standards (NAAQS) for Ozone | Ground-level Ozone Pollution | US E

On this page: Rule Summary Rule History Additional Resources Rule Summary In 2015, based on EPA’s review of the air quality criteria for ozone (O 3) and related photochemical oxidants and for O 3, EPA revised the levels of both standards. EPA revised the ...

ENVIRONMENTAL PROTECTION AGENCY RIN SUMMA

FR Federal Register NAAQS National Ambient Air Quality Standards NO x Nitrogen Oxides NTTAA National Technology Transfer and Advancement Act ...

Ozone (O3) Air Quality Standards - Federal Register Notices from Current Review | Reviewing National Ambient Air Quality Standards (NAAQS .

Reviewing National Ambient Air Quality Standards (NAAQS) Contact Us Share Ozone (O3) Air Quality Standards - Federal Register Notices from Current Review Over the course of each NAAQS review, EPA publishes notices in the Federal Register for a variety ...