Water Agencies Pan California’s Draft Chrome-6 MCL, Citing Massive Costs

Numerous water supply agencies and industry groups are criticizing California regulators’ proposed new maximum contaminant level (MCL) for hexavalent chromium (chrome-6) of 10 parts per billion (ppb), citing massive projected costs to comply that they say will overburden their customers with soaring rates. “The establishment of the MCL at the proper level, as you know, has really significant implications with regard to affordability and the human right to water. And some of the numbers even that were presented here --...