The U.S. Environmental Protection Agency (EPA) announced on September 21, 2023, that the Office of Compliance within the Office of Enforcement and Compliance Assurance has released an updated version of the Per- and Polyfluoroalkyl Substances (PFAS) Analytic Tools. The tools are hosted on EPA’s Enforcement and Compliance History Online (ECHO) website. EPA states that the data visualization tools enable users to evaluate what is known about PFAS manufacturing, releases, and occurrence in...
Archives
September 22, 2023
Comments on EPA’s White Paper on Quantitative Human Health Approach to Be Applied in Risk Evaluation for Asbestos Part 2 Due October 2, 2023
On August 3, 2023, the U.S. Environmental Protection Agency (EPA) announced the availability of and solicited public comment on the document entitled “White Paper: Quantitative Human Health Approach to be Applied in the Risk Evaluation for Asbestos Part 2 — Supplemental Evaluation including Legacy Uses and Associated Disposals of Asbestos” (White Paper) and related charge questions. 88 Fed. Reg. 51309. EPA states that it will be soliciting comments from expert ad hoc reviewers on the...
September 18, 2023
EPA Calls for Nominations for 2024 Green Chemistry Challenge Awards
The U.S. Environmental Protection Agency (EPA) announced on September 8, 2023, that it is now accepting nominations for the 2024 Green Chemistry Challenge Awards from companies or institutions that have developed a new green chemistry process or product that helps protect human health and the environment. EPA states that its “efforts to speed the adoption of this revolutionary and diverse discipline have led to significant environmental benefits, innovation, and a strengthened economy.” The...
August 25, 2023
EPA Will Hold Virtual Training on High Throughput Toxicokinetics Modeling in November 2023
The U.S. Environmental Protection Agency (EPA) will hold a two-day training on its high throughput toxicokinetic (HTTK) R package as part of its New Approach Methods (NAM) Training Program: According to EPA, toxicokinetics (TK) provides a bridge between toxicity and exposure assessment by predicting tissue concentrations due to exposure. EPA notes that traditional TK methods can be resource intensive and require chemical-specific data. EPA states that its freely available HTTK R...
On July 12, 2023, the U.S. Environmental Protection Agency (EPA) published a final rule establishing the applicable volumes and percentage standards for 2023 through 2025 for cellulosic biofuel, biomass-based diesel (BBD), advanced biofuel, and total renewable fuel. 88 Fed. Reg. 44468. The final rule also establishes the second supplemental standard addressing the judicial remand of the 2016 standard-setting rulemaking. Finally, according to EPA, the rule makes several regulatory changes to...
By Lynn L. Bergeson and Carla N. Hutton On June 21, 2023, the U.S. Environmental Protection Agency (EPA) announced a final rule under the Renewable Fuel Standard (RFS) program that will establish the biofuel volume requirements from 2023 to 2025. According to EPA, the final rule “builds on the RFS program’s progress over the previous two years and reflects the Biden-Harris Administration’s commitment to strengthen the nation’s energy independence, advance...
June 6, 2023
GAO’s Priority Open Recommendations for EPA Include Recommendations Regarding the IRIS Program
On May 16, 2023, the U.S. Government Accountability Office (GAO) released publicly a report on its priority open recommendations for the U.S. Environmental Protection Agency (EPA). GAO’s priority recommendations include three in the area of “assessing and controlling toxic chemicals.” According to GAO, EPA’s ability to protect effectively public health and the environment depends on credible and timely assessments of the risks posed by toxic chemicals, including per- and...
By Lisa R. Burchi, James V. Aidala, and Heather F. Collins, M.S. On May 31, 2023, the U.S. Environmental Protection Agency (EPA) released a final rule exempting a class of plant-incorporated protectants (PIP) created using genetic engineering, from registration requirements under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), and from the food or feed residue tolerance requirements under the Federal Food, Drug, and Cosmetic Act (FFDCA). 88 Fed. Reg. 34756. PIPs are pesticidal...
On May 3, 2023, the Senate Appropriations Subcommittee on Interior, Environment, and Related Agencies will hold a hearing entitled “A Review of the President’s Fiscal Year 2024 Budget Request for the Environmental Protection Agency.” The only scheduled witness is Michael S. Regan, Administrator of the U.S. Environmental Protection Agency (EPA). On May 10, 2023, the House Energy and Commerce Subcommittee on the Environment, Manufacturing, and Critical Materials will hold a hearing on “The...
April 11, 2023
EPA Will Hold GenRA Training on May 23, 2023
By Lynn L. Bergeson and Carla N. Hutton The U.S. Environmental Protection Agency (EPA) will hold training on May 23, 2023, on Generalized Read-Across (GenRA), a publicly available tool that uses an automated approach to make reproducible read-across predictions of toxicity. EPA states that read-across “is a commonly used data gap filling technique whereby endpoint information for one substance is used to predict the same endpoint for another substance, supported by structural or...