September 2013

You are browsing the site archives for September 2013.

A recent study supports producers with regard to air quality in the Barnett Shale and its effects on health risks. Houston-based ToxStrategies published its study, funded by the Barnett Shale Energy Education Council, and using data from the Texas Commission on Environmental Quality (the “TCEQ”) found that emissions related to natural gas production are below levels that would pose health concerns. (more…)

On August 23rd, OSHA released the long awaited proposed rule on silica. The proposed regulation would split the regulation of silica into two separate standards, one affecting the general and maritime industries and the other affecting the construction industry. The silica standard has not been updated since the early 1970s. This proposed rule would significantly change the manner that silica is regulated in all industries, setting a permissible exposure limit of 50 micrograms of respirable crystalline silica per cubic meter on a time weighted average. Currently, there is no specific standard related to silica; rather it is part of all regulated air contaminants under 29 CFR 1910.1000.  (more…)