OEHHA Poised To Unveil Revised Perchlorate Drinking Water Goal

The health hazard office was expected at press time to release Jan. 7 a revised drinking water public health goal (PHG) for the controversial chemical perchlorate, which may be a more stringent level of 1 part per billion (ppb) sought by activists, according to sources. The current standard is 6 ppb. The revised PHG has been long awaited by environmentalists, who petitioned the agency in 2006 to revisit and strengthen an existing standard for perchlorate. The Office of Environmental Health...