Source: https://www.epa.gov/ Per- and Polyfluoroalkyl Substances (PFAS) Proposed PFAS National Primary Drinking Water Regulation On March 14, 2023, EPA announced the proposed National Primary Drinking Water Regulation (NPDWR) for six PFAS including perfluorooctanoic acid (PFOA), perfluorooctane sulfonic acid (PFOS), perfluorononanoic acid (PFNA), hexafluoropropylene oxide dimer acid (HFPO-DA, commonly known as GenX Chemicals), perfluorohexane sulfonic acid […]

Source: http://yosemite.epa.gov, Release date: 10/01/2009 Contact Information: Jim Vreeland, (415) 947-4298, vreeland.jim@epa.gov The U.S. Environmental Protection Agency Region 9 announced today that the first set of results from recent air monitoring studies at three Southern California schools are now available and have been posted on the agency’s website. These schools were selected as part of […]

Source: http://yosemite.epa.gov, Release date: 10/01/2009 Contact Information: Bonnie Smith, 215-814-5543, smith.bonnie@epa.gov Today, the U.S. Environmental Protection Agency released initial data from air toxics monitoring outside the Riverside Elementary School in Berks County, Pa. EPA selected the Riverside School in Reading, Pa. as one of 63 schools in 22 states nationwide for air toxics monitoring. The […]

On April 22nd, 2010, the 2008 EPA Lead Rule became effective, which could potentially increase contractors’ risk for pollution liability claims. This Rule states that “contractors performing renovation, repair and painting projects that disturb lead-based paint in homes, child care facilities, and schools built before 1978 must be certified and must follow specific work practices […]

On February 1, 2010, the EPA effluent limitations guidelines and new source performance standards went into effect. These regulations were established in December 2009 “to control the discharge of pollutants from construction sites.” According to the U.S. EPA website, the following are some of the discharges prohibited: Wastewater from washout of concrete, from washout and […]