Recent Posts

California lists marijuana smoke as a Proposition 65 carcinogen [not a joke]
Posted on 25 Jun 2009 by Thomas H. Clarke, Jr.

The possession of marijuana in California is not always a criminal offense. First time possession can be an infraction; California also has drug diversion programs. And, of course, California has legalized "medical marijuana", which has been... Read More

Indirect source rules spread around California
Posted on 1 May 2009 by Thomas H. Clarke, Jr.

Prior posts have noted that the San Joaquin Valley AQMD has developed an indirect source rule that takes into account secondary emissions from project development and operational activities. The Los Angeles AQMB has started work on such a rule. In addition... Read More

EPA declares that 29 California Counties are in violation of the 24-hour PM2.5 standard; State plan on how compliance will be achieved is due April 2012
Posted on 12 Feb 2009 by Thomas H. Clarke, Jr.

The Dec. 13, 2008, post noted that EPA had notified 211 counties nationwide that they were in violation of the PM2.5 24-hour standard (24-Hour Fine Particle [PM 2.5] National Ambient Air Quality Standards). It was noted that EPA was in the process of... Read More

EPA issues final rule on hazardous pollutant and VOC controls on refinery heat exchangers and large storage tanks
Posted on 24 Feb 2009 by Thomas H. Clarke, Jr.

A prior post noted that EPA was proposing a new rule pertaining to emissions from large storage tanks at refineries. EPA has now issued a final rule that applies to both large storage tanks and heat exchangers at refineries. See http://www.epa.gov/ttn... Read More

EPA attempt to disclaim CO2 emissions from PSD program is criticized and challenged
Posted on 18 Jan 2009 by Thomas H. Clarke, Jr.

In a Dec. 31, 2008, Federal Register notice (73 Fed. Reg. 80,300), EPA took the position that it is not required to consider CO2 emissions when issuing permits under the CAA's prevention of significant deterioration program. The rationale for the... Read More

Federal Maritime Commission to intervene in L.A.-Long Beach Ports' program to reduce diesel truck emissions
Posted on 1 Nov 2008 by Thomas H. Clarke, Jr.

As noted in prior posts, the Ports of Los Angeles and Long Beach have instituted a program to reduce the emission of diesel exhaust from trucks in and about the harbors. The American Trucking Association has sought unsuccessfully to block the program... Read More

California Department of Pesticide Regulation proposes potential limits on fumigant emissions in five areas to help meet ozone standard
Posted on 28 Jan 2009 by Thomas H. Clarke, Jr.

As noted in prior posts, California has an ozone problem is several areas of the State. Tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO), and volatile organic compounds (VOCs) react in the atmosphere in the presence... Read More

Exposure to traffic generated air pollution may increase the risk of rheumatoid arthritis
Posted on 10 Jul 2009 by Thomas H. Clarke, Jr.

Prior posts have noted the variety of adverse health effects from traffic generated air pollutants, particularly from PM10 and PM2.5 particulate matter. As noted in these prior posts, one of the effects seen is an increase in systemic inflammation. ... Read More

U.S. Supreme Court denies appeal of D.C. Circuit's reversal of Bush Administration "Clean Air Mercury Rule"
Posted on 25 Feb 2009 by Thomas H. Clarke, Jr.

As noted in a 3/24/08 post, the D.C. Court of Appeals overturned an attempt by the Bush Administration to deregulate mercury emissions from coal- and oil-fired power plants, and to establish a cap-and-trade system in lieu of emissions standards. The dispute... Read More

Four international organizations aim to boost auto mileage by 50% by 2050
Posted on 4 Apr 2009 by Thomas H. Clarke, Jr.

Four international organizations (U.N. Environment Program, U.N. International Energy Agency, International Transport Forum of the OECD, and the Federation Internationale de l'Automobile Foundation (FIA), an association under the governing body of... Read More

EPA has proposed a national GHG reporting requirement
Posted on 12 Mar 2009 by Thomas H. Clarke, Jr.

EPA has proposed a comprehensive system for reporting emissions of greenhouse gases (e.g., CO2, methane, hydrofluorocarbons, and nitrous oxide) produced by major sources in the United States. Approximately 13,000 facilities, accounting for about 85 percent... Read More

Adverse health impacts from 9-11 continue to linger, and in some cases worsen
Posted on 3 Oct 2009 by Thomas H. Clarke, Jr.

Prior posts have noted studies of the adverse health impacts of exposure to the airborne waste products of the collapse of the World Trade Center twin towers. A new study has found that as a result of exposure to 9-11 events and airborne wastes, as many... Read More

Oceangoing ships alleged to be responsible for substantial emissions; IMO adopts new NOx standards per U.S. proposal
Posted on 27 Oct 2008 by Thomas H. Clarke, Jr.

A recent report by the Environmental Defense Fund alleges that oceangoing ships are responsible for (1) more than 54,000 tons of fine particulate matter (which EDF alleges is equivalent to the emissions from 117 coal-fired power plants; or, stated another... Read More

The Sixth Circuit finds that relying on a notice of violation and a lawsuit by EPA is not sufficient, in and of itself, to mandate that EPA intervene in the permit renewal process and object
Posted on 3 Mar 2009 by Thomas H. Clarke, Jr.

Prior posts have reviewed a number of cases at the District Court and Court of Appeals level in which a petitioner has claimed that EPA should have objected to the issuance of a permit because of one or more failings by the power company, frequently involving... Read More

EPA clarifies "reasonable further progress" toward ozone compliance
Posted on 20 Sep 2009 by Thomas H. Clarke, Jr.

EPA will require States to provide a broader inventory of emission sources to support claims of "reasonable further progress" that rely on emission reductions achieved outside of a designated nonattainment area. See 74 Fed. Reg. 40,074 . The... Read More