Composting has long been a popular method for enriching soil and disposing of organic waste naturally. Yet as the modern waste stream was built, composting fell by the wayside. Recently, the GZA team...
Mindy Sayres joined GZA in 1991 as one of just three founding members of GZA's New Jersey office. Mindy and her colleagues successfully brought their established environmental consulting practice to...
In New York City (NYC), USA, revisions to the NYC Building Code in 2014 created significant changes to the amount and type of instrumentation monitoring required during development of almost all...
With the recent signing of House Bill 1421, there have been several revisions to the New Hampshire Safe Drinking Water Act governing lead in drinking water at schools and licensed child-care...
On June 21, 2022, the Rhode Island legislature passed HB7233 and it was signed into law June 27th. The bill adopts a 20 part per trillion (ppt) MCL for six PFAS compounds, stated in the bill below...
In June 2022, the U.S. Environmental Protection Agency (EPA), announced four new drinking water lifetime Health Advisories (HAs) for per- and polyfluoroalkyl substances (PFAS). Interim advisories were...
On July 1st, 2022, the Rhode Island department of Environmental Management will launch substantial changes to its regulations concerning wetlands. Below, we have excerpted the key elements of these...
When it comes to what to do with unusable, underutilized, and impaired properties like Brownfields, landfills, gravel pits, petroleum tank farms, parking lots, and the concrete slabs of old factory...
Per-and polyfluoroalkyl substances (PFAS) compounds have very low regulatory limits within groundwater, with concentrations in the parts per trillion. PFAS can be found in many products that we...
Click for full poster. Background/Objectives An industrial facility utilized metal finishing process lines (sulfuric acid, nitric acid and chromic acid) which were located adjacent to a degreaser pit...
Background/Objectives Historical chlorinated solvents (cVOC) were released during the period of the mid-1950 through mid-1990’s resulted in contamination of low permeable glacial fluvial and deltaic...
Background/Objectives A municipal fire department trained with Aqueous Film Forming Foams (AFFF) on an elementary school’s sports field, on two separate occasions. An investigation 7 to 13- years...