Contratación para el Desarrollo de Infraestructura del Agua
El Plan Nacional de Desarrollo
PFAS in Focus: Forever-Engineering With Trent Stober, HDR - Reflections on Water Podcast
PFAS Regulatory Update: EPA Issues Updated Drinking Water Health Advisories
Drinking Water on Tap: Money, Morality, and More with Tracy Mehan from the American Water Works Association - Reflections on Water Podcast
2BInformed: The Future of Fluoride in Drinking Water, the New TSCA Fees Rule, and the Drinking Water Contaminant Candidate List 5
Forever Chemicals: What They are and What is being Done to Minimize Their Impact
On-Demand Webinar | Taking the Plunge: Lessons Learned from Water System Consolidations
On-Demand Webinar | Flood or Drought? A Discussion of the Election’s Potential Legislative Impacts on the Water Sector
[WEBINAR] Fairly (or Unfairly?) Traceable: Are Discharges Through Groundwater Subject to the Clean Water Act?
A recent study published in Nature Microbiology by researchers at the University of Cambridge revealed that certain human gut bacteria may have the capacity to bioaccumulate per- and polyfluoroalkyl substances (PFAS) and...more
After more than forty years of research, scientists finally determined the molecular formula of a chemical found in chloraminated drinking water. Using advanced analytical techniques, researchers detected and characterized...more
The U.S. Environmental Protection Agency (EPA) concluded its risk evaluation of 1,4-Dioxane under the Toxic Substances Control Act (TSCA) and issued a Notice of Availability of its Final Supplement to the Risk Evaluation and...more
A couple of months ago, our blog published an article on the exploding ubiquity of Trifluoroacetic acid (TFA) in the environment. TFA is a breakdown product of several hydrochlorofluorocarbons (HCFC). It is regulated under...more
In a groundbreaking decision, a federal district court has ordered the U.S. Environmental Protection Agency (EPA) to regulate the “unreasonable risk” it found to be posed by the fluoridation of drinking water. The order came...more
Sometimes, a blog just has to be written. For those of us of a certain age, Sterling Hayden's speech as Jack D. Ripper in Dr. Strangelove concerning the Communist plot to fluoridate our water is iconic. Well, it turns out...more
The New Screening Levels - The May 2024 U.S. Environmental Protection Agency (EPA) regional screening levels (RSLs) include more stringent screening levels for 1-methylnapthalene in residential soil, industrial soil, and...more
On November 29, Ohio Attorney General (AG) Dave Yost and Governor Mark DeWine announced a proposed $110 million settlement with Du Pont De Nemours and Co. and The Chemours Company over alleged chemical contamination from...more
On July 31, 2023, the U.S. Environmental Protection Agency (EPA) announced that it provided more than $1.3 million in funding to a team of researchers from the University of Wisconsin-Madison to develop nanosensor technology...more
On Tuesday, March 14, EPA released pre-publication proposed Maximum Contaminant Limits (MCLs) for six specific per- or poly-fluoroalkyl substances (PFAS), also referred to colloquially as “forever chemicals” and “emerging...more
Regulation Would Apply to PFOA, PFOS, GenX, PFBS, PFHxS, and PFNA - On March 14, 2023, the U.S. Environmental Protection Agency (EPA) proposed new primary drinking water regulations for six of the most common per- and...more
On October 28, 2022, the U.S. Environmental Protection Agency (“EPA”) listed 1,4-dioxane on the Fifth Contaminant Candidate List (“CCL 5”). This is an important step to EPA’s potential regulation of 1,4-dioxane under the Safe...more
During the first half of 2022, the U.S. Environmental Protection Agency (EPA) continued to make progress on the actions outlined in its per- and polyfluoroalkyl substances (PFAS) Strategic Roadmap, which contains a schedule...more
On December 7, 2021, the House Science, Space, and Technology Subcommittees on Environment and on Research and Technology held a joint hearing entitled “Forever Chemicals: Research and Development for Addressing the PFAS...more
Per- and Polyfluoroalkyl Substances (PFAS) broadly refers to the family of perfluoroalkyl and polyfluoroalkyl substances. These man-made chemicals were developed in the 1940’s and PFASs have been used to greaseproof,...more
On April 13, House lawmakers on Capitol Hill introduced the PFAS Action Act of 2021, a bill that would require the EPA to institute a federal drinking water standard for two specific PFAS compounds....more
On October 14, 2020, a coalition of non-governmental organizations (NGO) petitioned the U.S. Environmental Protection Agency (EPA) under Section 21 of the Toxic Substances Control Act (TSCA) to request that EPA require health...more
In recent months, EPA has taken significant regulatory steps to address per- and polyfluoroalkyl substances (PFAS), a large group of so-called "forever chemicals" used in consumer products and industrial processes that are...more
Both Congress and United States Environmental Protection Agency (“USEPA”) are working to address what some call a “PFAS contamination crisis.” Enforcement actions and lawsuits have so far focused on the companies that have...more
Per- and polyfluorinated substances (“PFAS”) are not all alike. Two – perfluorooctanoic acid (“PFOA”) and perfluoroctane sulfonate (“PFOS”) – are relatively well known and studied. And then there are the rest: by various...more
In a divisive political climate, one issue many Republicans and Democrats seem to agree upon is the need to take action on per- and poly-fluorinated chemical compounds (“PFAs”). These chemicals include, but are not limited...more
The United States Environmental Protection Agency is publishing in the Federal Register a notice of draft toxicity assessments for GenX chemicals and PFBS. PFBS are titled Perfluorobutane Sulfonic Acid which include...more
On June 19, 2018, the Massachusetts Department of Environmental Protection (DEP) Bureau of Waste Site Cleanup (BWSC) issued its Interim Guidance on Sampling and Analysis for PFAS at Disposal Sites Regulated under the...more
Ever since President Trump took office in January 2017, several questions have arisen within the environmental community regarding how his administration will change the legal and enforcement priorities of the United States...more
TSCA/FIFRA/IRIS/NTP/TRI - EPA Proposes To Add Nonylphenol Ethoxylates To Section 313: On November 16, 2016, the U.S. Environmental Protection Agency (EPA) proposed to add nonylphenol ethoxylates (NPE) as a category for...more