If you’ve been watching the presidential candidate debates over the past
several weeks and news over the past several years, you’ve probably
heard the term ‘fracking’ come up at least once. Fracking is short for
hydraulic fracturing, a technique that...
The recent report by the US EPA Draft Assessment of the Potential
Impacts of Hydraulic Fracturing for Oil and Gas on Drinking Water
Resources (link to EPA study) states in the executive summary that “We
did not find evidence that these mechanisms hav...
The use of high resolution accurate mass spectrometry (HRAM) is a
well-established technique, mainly for its utility in the determination
of unknown contaminants. A recent publication by Leon Barron from King’s
College in London discusses the use of ...
The State of California Office of Environmental Health and Hazard
Assessment (OEHHA) recently set a new Public Health Goal for Perchlorate
at 1 ppb. To help clarify, a public health goal is not a regulatory
limit but is designated as a contaminant le...
Hexavalent chromium has been in the spotlight for many years due to its
toxicity, prevalence in our water bodies, and popularization by the
movie industry in the film, titled, Erin Brockovich (link to Wikipedia
page). At the U.S. federal level, the E...