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?
The United States Environmental Protection Agency (“EPA”) published a document titled: Requirements and Best Practices for the Collection and Analysis of Samples for the PFAS National Primary Drinking Water Regulation...more
As reported in our February 13, 2025, blog item, on January 17, 2025, the Biden U.S. Environmental Protection Agency (EPA) filed a notice of appeal of the September 2024 lower court decision finding that the plaintiffs...more
On July 22, 2025, the U.S. Court of Appeals for the District of Columbia (D.C.) Circuit granted a motion by the Environmental Protection Agency (EPA) to lift the abeyance in consolidated litigation challenging the agency’s...more
Earthjustice submitted a July 28th document to the United States Environmental Protection Agency (“EPA”) styled: Petition for Emergency Action under the Safe Drinking Water Act, 42 U.S.C. § 300i and 42 U.S.C. §...more
In 2024, the US Environmental Protection Agency (EPA) established maximum contaminant levels (MCL) for six PFAS chemicals in drinking water. That rule set MCLs of 4 parts per trillion (ppt) for perfluorooctanoic acid (PFOA)...more
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
The Association of State Drinking Water Administrators (“ASDWA”) submitted testimony to the United States House of Representatives Appropriations Subcommittee on Interior, Environment, & Related Agencies....more
On May 14, 2025, the U.S. Environmental Protection Agency (EPA) announced that it plans to retain the current drinking water standards for two per- and polyfluoroalkyl substances (PFAS), i.e., perfluorooctanoic acid (PFOA)...more
On May 14th, the U.S. Environmental Protection Agency (EPA) announced that it plans to delay or rescind PFAS (per- and polyfluoroalkyl substances) drinking water standards established by the Biden administration....more
On May 14, 2025, the United States Environmental Protection Agency (“EPA”) announced that it will rescind the nationwide Maximum Contaminant Levels (“MCLs”) for certain per- and polyfluoroalkyl substances (“PFAS”) set by the...more
On April 28, 2025, the U.S. Environmental Protection Agency (EPA) announced "major EPA actions to combat PFAS contamination." EPA Administrator Lee Zeldin said that he has "long been concerned about PFAS and the efforts to...more
Inside EPA is reporting that the Association of State Drinking Water Administrators (ASDWA) and New England Interstate Water Pollution Control Commission (NEIWPCC), among others, are complaining that the U.S. Environmental...more
In a move that signals potential policy shifts under the new administration, the U.S. Court of Appeals for the District of Columbia Circuit granted EPA’s requests for 60-day stays in two high-profile cases challenging...more
Senator Jerry McNerney of California has introduced Senate Bill 454 (SB 454) to address the growing problem of per- and polyfluoroalkyl substances (PFAS) contamination in California’s water supply. The legislation seeks to...more
As reported in our September 30, 2024, blog item, the U.S. District Court for the Northern District of California ruled in September 2024 that the plaintiffs established by a preponderance of the evidence that the levels of...more
The White House Office of Management and Budget (“OMB”) issued a January 27th Memorandum for heads of executive departments and agencies addressing: Temporary Pause of Agency Grant, Loan, and Other Financial Assistance...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 United States Department of Justice (“DOJ”) on behalf of the federal Environmental Protection Agency (“EPA”) entered into a January 16th Consent Decree (“CD”) with the operators of the Oasis Mobile Home Park (“Park”) for...more
On November 14, 2024, the U.S. Environmental Protection Agency (“EPA”) determined that 1,4-dioxane presents an unreasonable risk of injury to human health under its conditions of use....more
On January 14, 2025, the EPA released for public comment a risk assessment report evaluating the potential risks associated with land application and land disposal of biosolids containing two types of PFAS, PFOA and PFOS....more
A group of 18 Democratic AGs filed an amicus brief with the U.S. Court of Appeals for the D.C. Circuit in American Water Works Association v. EPA (No. 24-1188) supporting the EPA’s defense of its Final Rule establishing...more
The existence of lead pipes in municipal water systems and service lines connecting residential and commercial properties to water mains throughout the United States continues to generate litigation and regulatory action. The...more
As part of the agency’s efforts to regulate per- and polyfluoroalkyl substances (PFAS), the EPA released a draft risk assessment for use of sewage sludge that is land-applied as a soil conditioner or fertilizer. Public...more
On April 10, 2024, the United States Environmental Protection Agency (EPA or Agency) promulgated the first-ever national, legally enforceable maximum contaminant levels (MCLs) for six per- and polyfluoroalkyl substances...more
Per- and polyfluoroalkyl substances (PFAS) are a large class of synthetically created organic chemical compounds that have been at the forefront of complex environmental and legal issues in recent years. While many PFAS...more