Environmental

Recent Posts

Generators Need to be Vigilant About TCLP Sampling Protocol
Posted on 17 Jul 2015 by Williams Mullen

By A. Keith "Kip" McAlister, Jr. The Toxicity Characteristic Leaching Procedure (TCLP), SW-846 Method 1311, was promulgated by EPA pursuant to the Resource Conservation and Recovery Act to test and determine the potential leaching rate... Read More

BPA exposure may be underestimated because of laboratory method used
Posted on 15 Jun 2011 by Thomas H. Clarke, Jr.

Prior posts have discussed various animal studies that have reported the potential for adverse impacts from BPA exposure, as well as the controversial conclusions of FDA under President Bush in assessing the risk of such exposure to humans. Recently... Read More

EPA Releases DMR Pollutant Loading Tool
Posted on 2 Feb 2012 by E. Lynn Grayson

By E. Lynn Grayson, Partner, Jenner & Block EPA recently released the Discharge Monitoring Report (DMR) Pollutant Loading Tool designed to help individuals determine who is discharging, what pollutants they are discharging and how much, and where... Read More

EPA Releases DMR Pollutant Loading Tool
Posted on 2 Feb 2012 by E. Lynn Grayson

By E. Lynn Grayson, Partner, Jenner & Block EPA recently released the Discharge Monitoring Report (DMR) Pollutant Loading Tool designed to help individuals determine who is discharging, what pollutants they are discharging and how much, and... Read More

Lead and cadmium may delay the onset of puberty in girls
Posted on 18 Dec 2010 by Thomas H. Clarke, Jr.

Violation of lead and cadmium standards are often used in litigation under California's Proposition 65 because the threshold warning level, based on "reproductive toxicity", requires the potential ingestion of very small amounts. The general... Read More

Silver nanoparticles are transformed by sewage treatment
Posted on 18 Dec 2010 by Thomas H. Clarke, Jr.

Prior posts have noted a number of issues related to nanoparticles. Silver nanoparticles are used in hundreds of consumer products, including food storage containers, clothing, computer keyboards, cosmetics, pillows, cell phones, and medical appliances... Read More

Gasification of garbage: A future strategy?
Posted on 12 Mar 2011 by Thomas H. Clarke, Jr.

One of the problems with the disposal of even household trash (in California, at so-called Class 3 landfills) is that pollution, particularly of groundwater, may result, even from well constructed sites. Sometimes construction is less than ideal; sometimes... Read More

BPA exposure may be underestimated because of laboratory method used
Posted on 15 Jun 2011 by Thomas H. Clarke, Jr.

Prior posts have discussed various animal studies that have reported the potential for adverse impacts from BPA exposure, as well as the controversial conclusions of FDA under President Bush in assessing the risk of such exposure to humans. Recently... Read More

Ninth Circuit rules that owners of storm water systems (e.g., cities, counties, districts) are liable for discharges of polluted stormwater into rivers and ocean
Posted on 11 Mar 2011 by Thomas H. Clarke, Jr.

It is well known that stormwater gathers a variety of pollutants as it flows across the landscape and even through stormwater drainage systems. See, for example, http://cfpub.epa.gov/npdes/home.cfm?program_id=6 and http://www.epa.gov/owow_keep/NPS/index... Read More

What is third-hand tobacco smoke and is it dangerous?
Posted on 26 Feb 2011 by Thomas H. Clarke, Jr.

In general terms, the phrase "third-hand tobacco smoke" ("THS") refers to the tobacco particulates and gas that get on clothes, in hair, etc. You have smelled it when you approach a smoker, even if they are smoking at that time. Technically... Read More