November 18, 2019

EPA Releases Draft Risk Assessments for Paraquat Dichloride

On October 15, 2019, EPA posted a total of 11 documents to the registration review docket for paraquat dichloride (EPA-HQ-OPP-2011-0855).  Of primary interest in the registration review process under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) are the draft human health and ecological risk assessments.  Additional supporting documents posted to the docket include dietary, residential, and occupational exposure assessments; a review of analytical...
November 1, 2019

USDA Proposes Establishment of Hemp Regulatory Framework

On October 31, 2019, as required by the 2018 Farm Bill, the U.S. Department of Agriculture’s (USDA) Agricultural Marketing Service published its interim rule, “Establishment of a Domestic Hemp Production Program” (Interim Rule).  The Interim Rule proposal specifies rules and regulations governing hemp production in the U.S., including: The Interim Rule does not alter the federal definition distinguishing hemp from marijuana, a distinction hinging on the levels of THC in the plant....
October 30, 2019

EPA Proposes Rule to Update the Worker Protection Standard Pesticide Application Exclusion Zone Requirements

On October 24, 2019, the U.S. Environmental Protection Agency (EPA) announced that it is proposing narrow updates to the Worker Protection Standard’s (WPS) provision on the Application Exclusion Zone (AEZ) requirements.  By narrowing updates to the WPS, EPA states that it will “improve the long-term success of the agency’s Application Exclusion Zone requirements” and “would improve enforceability for state regulators and reduce regulatory burdens for farmers.”  EPA believes...
October 21, 2019

Spanish Translation Guide for Pesticide Labeling

On October 17, 2019, the U.S. Environmental Protection Agency (EPA) released the Spanish Translation Guide for Pesticide Labeling resource for use by all, including pesticide registrants that choose to display parts of their pesticide product label in Spanish.  The purpose of the guide is to be a resource for the translation of the health and safety sections on pesticide labeling from English to Spanish.  EPA states that the “guide is written in a universal form of Spanish...
October 10, 2019

EPA Updates Aquatic Life Benchmarks for Several Pesticides

On September 30, 2019, the U.S. Environmental Protection Agency (EPA) released an updated Aquatic Life Benchmarks Table for registered pesticides.  The update includes four newly registered pesticides and their degradants as well as new values for more than 30 previously registered pesticides. The benchmarks inform state and local regulators in their interpretation of water quality monitoring data. Waterbodies where benchmarks are exceeded may be prioritized for further investigation.  EPA...
October 8, 2019

EFSA Opens Consultation Period on Two Pilot Assessments on the Risks Caused by Multiple Pesticide Residues in Foods

On September 17, 2019, the European Food Safety Authority (EFSA) opened a consultation period on two pilot assessments of the risks posed to humans by residues of multiple pesticides in food.  EFSA is seeking comments from interested parties on the assessments.  The first assessment considers the chronic effects of multiple pesticides on the thyroid system.  The second looks at acute effects on the nervous system. EFSA produced the assessments in collaboration with the...
October 2, 2019

EPA Seeks Comment on its Draft Antimicrobial Performance Evaluation Program (APEP) Risk-Based Strategy for Products in the Marketplace with Public Health Claims

On October 2, 2019, the U.S. Environmental Protection Agency (EPA) published a notice in the Federal Register announcing the availability of, and soliciting public comment on, the draft document entitled “Antimicrobial Performance Evaluation Program (APEP) A (Draft) Risk Based Strategy to Ensure the Effectiveness of Hospital-Level Disinfectants” (draft Strategy).  EPA states that “The draft Strategy provides a framework to ensure that registered hospital-level disinfectants...
October 1, 2019

EPA Announces Revised Service Fees for Pesticide Registration Applications Under PRIA 4

On October 1, 2019, the U.S. Environmental Protection Agency (EPA) issued a Federal Register notice announcing the that fees under the Pesticide Registration Improvement Extension Act of 2018 (PRIA 4) were increased by five percent for pesticide applications received on or after October 1, 2019.  The five percent increase is on fee amounts established by Public Law 116-8, which became effective on March 8, 2019.  The revised fees will remain in effect...
September 30, 2019

EPA Releases Final Test Guidelines for Premises Treatments

On September 24, 2019, the U.S. Environmental Protection Agency (EPA) announced the availability of the premises treatment final test guideline, under Series 810, Product Performance Test Guidelines.  The guideline, 810.3500 Premise Treatment, provides recommendations on how to conduct efficacy testing against invertebrate pests in premises, such as cockroaches, ticks, mosquitoes, flies and wasps in connection with registration of pesticide products for use against public health...
September 11, 2019

EPA Seeks Comment on its Risk Assessment Methodology for Evaluating Potential Synergistic Effects of Pesticides on Non-Target Organisms

On September 9, 2019, the U.S. Environmental Protection Agency (EPA) Office of Pesticide Programs (OPP) published a notice in the Federal Register announcing the availability of, and an opportunity for comment on, a document describing an “interim process” that OPP’s Environmental Fate and Ecological Effects Division is currently using to evaluate potential synergistic effects of mixtures of pesticide active ingredients on non-target organisms. As part of...
September 6, 2019

Environmental Modeling Public Meeting Announced by EPA Environmental Fate and Effects Division

On September 4, 2019, the U.S. Environmental Protection Agency’s (EPA) Office of Pesticide Programs’ Environmental Fate and Effects Division (EFED) announced that the next Environmental Modeling Public Meeting (EMPM) will be held on October 16, 2019.  The EMPM is a semi-annual public forum for EPA, pesticide registrants, and other stakeholders to discuss current issues related to modeling pesticide fate, transport, and exposure for risk assessments in a regulatory...
August 29, 2019

EPA Releases Frequently Asked Questions for Series 810 Test Guidelines

On August 28, 2019, the U.S. Environmental Protection Agency (EPA) released the Frequently Asked Questions (FAQ) web resource for the Series 810 – Product Performance Test Guidelines: Antimicrobial Efficacy Test Guidelines.  As of August 28, 2019, efficacy testing should be in compliance with the following Product Performance Test Guidelines published by EPA in February 2018: The guidelines provide recommendations for the design and execution of laboratory studies to...
August 28, 2019

NIEHS-Funded Research Finds that Graphene Shield Shows Promise in Blocking Mosquito Bites

On August 26, 2019, the National Institute of Environmental Health Sciences (NIEHS) announced that the results of an NIEHS-funded study show that graphene could provide alternatives to chemicals in insect repellant and protective clothing.  The study, “Mosquito Bite Prevention through Graphene Barrier Layers,” was published in the Proceedings of the National Academy of Sciences.  According to the abstract, the researchers hypothesized that graphene films may provide mosquito bite...
August 27, 2019

EPA Proposes Revised Crop Groups for Herbs and Spices

On August 27, 2019, the U.S. Environmental Protection Agency (EPA) published a proposed rule in the Federal Register that makes several changes to the current “Crop Group 19:  Herbs and Spices Group.”  This latest proposal, which is the fifth in a series of crop group amendments, was created in response to a petition developed by the International Crop Group Consulting Committee (ICGCC) workgroup that was submitted by the Interregional Research Project Number 4...
August 23, 2019

EPA Seeks Public Comment on Pesticide Applications Adding Hemp as a New Use Site

On August 23, 2019, the U.S. Environmental Protection Agency (EPA) issued a Federal Register notice announcing the receipt of 10 applications to amend currently registered pesticide products to add hemp as a new use site.  The 10 application amendments are the result of the 2018 Farm Bill, signed in to law on December 20, 2018, that removed hemp from the Controlled Substances Act and legalized commercial use and production of hemp that contains less than 0.3% tetrahydrocannabinol...
August 19, 2019

EPA Announces FIFRA SAP Public Meeting to Consider Approaches for Incorporating Surface Water Monitoring Data in Pesticide Risk Assessments and Requests Nominations of Ad hoc Expert Reviewers

On August 13, 2019, the U.S. Environmental Protection Agency (EPA) published a notice in the Federal Register announcing a four-day meeting of the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Scientific Advisory Panel (SAP) will be held November 19-22, 2019.  The meeting location will be announced in the future on the FIFRA SAP website.  The title of the SAP meeting is “Approaches for Quantitative Use of Surface Water Monitoring Data in Pesticide...
August 16, 2019

California DPR Issues Cancellation Notices for Chlorpyrifos, and Establishes a Work Group to Recommend and to Develop Alternatives to Chlorpyrifos

On August 14, 2019, the California Department of Pesticide Regulation (DPR) issued cancellation notices to thirteen California registrants of pesticide products containing chlorpyrifos, including Dow Agrosciences LLC (now Corteva).  Each of these notices is referred to as an “Accusation,” and each affected registrant has 15 days to request a hearing concerning the proposed cancellation.  DPR’s issuance of these notices followed a final decision by...
August 9, 2019

Parties Who Requested that EPA Revoke All Tolerances and Cancel All Registrations for Chlorpyrifos, and Eight States, File New Petitions Challenging EPA’s 2019 Order Denying that Request, Seek Consolidation with the Existing Chlorpyrifos Case, and Oppose a Motion by EPA to Dismiss the Existing Case as Moot

On August 7, 2019, the League of United Latin American Citizens, Pesticide Action Network North America, Natural Resources Defense Council, and other petitioners (Petitioners) filed a new petition in the Ninth Circuit Court of Appeals seeking judicial review of United States Environmental Protection Agency (EPA) orders denying their request that EPA revoke all tolerances and cancel all registrations for chlorpyrifos.  On August 8, 2019, New York, California, Hawaii, Maryland, Vermont,...
August 5, 2019

EPA Reevaluates and Reduces the FQPA Safety Factor for Pyrethroids

On August 2, 2019, the U.S. Environmental Protection Agency (EPA) Office of Pesticide Programs (OPP) announced that it has decided to reduce the Food Quality Protection Act (FQPA) safety factor for infants and children for pyrethroids from its current value of 3X to a new value of 1X.  This decision is based on a July 1, 2019, OPP report entitled “USEPA Office of Pesticide Programs’ Re-evaluation of the FQPA Safety Factor for Pyrethroids: Updated Literature...
July 26, 2019

EPA Registers Long-Term Uses for Sulfoxaflor

On July 12, 2019, the U.S. Environmental Protection Agency (EPA) announced in a Decision Memorandum that it has registered new uses and restored previously registered uses for sulfoxaflor.  EPA has approved the use of sulfoxaflor on alfalfa, corn, cacao, grains (millet, oats), pineapple, sorghum, teff, teosinte, tree plantations, and restored the uses on citrus cotton, cucurbits (squash, cucumbers, watermelons, some gourds), soybeans, and strawberries.  EPA states that...