California sets new limit for 1,2,3-Trichloropropane (TCP)

Most TCP contamination stems from the extensive application of pesticides containing TCP that were manufactured by Shell Oil and Dow Chemical Company prior to the 1990s. Despite the companies’ knowledge of the health risks, they failed to remove the ingredient from their products or notify farmers and communities of the known health risks.

Oregon DEQ report examines toxic chemicals in state waters

The study is the first statewide assessment of toxics in water across Oregon. It is the result of more than five years of data that DEQ collected from 177 monitoring sites throughout the state from 2008 to 2013. DEQ visited most sites three times and analyzed water samples for more than 500 different chemicals.