Official Correspondence

We've compiled and archived letters and other official correspondence from EWG to government agencies, elected officials, industry associations and companies.

Areas of Focus

Areas of Focus

Displaying 41 - 60 of 241

EWG Comments to EPA on Registration Review for Paraquat Dichloride

Environmental Working Group submits comments to the EPA on the registration review for the pesticide paraquat dichloride, commonly called paraquat. EWG urges the EPA to revise the paraquat human risk...

EWG Comments to California OEHHA on Draft Drinking Water Utility Report

EWG submitted detailed comments to the California Office of Environmental Health Hazard Assessment on the draft report “Achieving the Human Right to Water in California: An Assessment of the State’s...

EWG Letter to the California Water Resources Control Board to Address PFAS Contamination

Environmental Working Group urges the California State Water Resources Control Board to address per- and polyfluorinated substances, or PFAS, in drinking water as a class.

EWG Comments to EPA on Registration Decision for Pesticide Imazalil

Environmental Working Group objects to the EPA’s proposed interim registration decision for the carcinogenic pesticide imazalil. EWG urges the EPA to protect children’s health from imazalil and to...

NGO Letter to California State Water Resources Control Board and the California Department of Social Services on AB 2370

EWG, along with Clean Water Action and more than a dozen co-signers, submitted comments to the California State Water Resources Control Board and the California Department of Social Services regarding...

NGO Letter in Support of PFAS Provisions in the FY 2020 NDAA

Attached is a letter submitted by non-governmental organizations, to support House and Senate Armed Services Committee efforts to include several provisions related to per- and poly- fluoroalkyl...

EWG Comments on the EPA’s Proposed National Primary Drinking Water Regulations for Perchlorate

EWG objects to the Environmental Protection Agency’s proposed drinking water standard for perchlorate, a contaminant associated with harm to the thyroid. The EPA’s proposed legal limit of 56 parts per...

EWG Comments to EPA on Proposed Glyphosate Decision

Environmental Working Group objects to the Environmental Protection Agency’s proposed decision on glyphosate, the most heavily used pesticide in the U.S. The EPA’s decision to allow continued...

EWG Comments to FDA on Sunscreen Safety and Efficacy

EWG has submitted detailed comments to the Food and Drug Administration about the agency can improve sunscreen safety and effectiveness. We also submitted comments jointly with Safer Chemicals Healthy...

EWG Comments to EPA on the Registration Review for Pesticide Thiabendazole

Environmental Working Group submits comments to the EPA on the registration review for pesticide thiabendazole. EWG urges the EPA to conduct a comprehensive assessment of the cancer risks of...

EWG Petitions CDC to Biomonitor Public for Glyphosate

EWG has submitted a petition to the Centers for Disease Control and Prevention requesting biomonitoring of the American public for glyphosate, a commonly used weed-killing chemical that has been...

Environmental Working Group Comments to the Environmental Protection Agency

EWG has submitted comments to the Environmental Protection Agency urging the EPA to include a 10-fold Food Quality Protection Act children's health safety factor for the triclosan human health...

EWG Petitions CDC To Conduct Biomonitoring Studies for Common Sunscreen Chemicals

EWG has submitted a petition to the Centers for Disease Control and Prevention requesting that biomonitoring of the American public include tests for common sunscreen ingredients. Research conducted...

EWG Comments on ATSDR Draft Toxicological Profile for Glyphosate

EWG submits comments on the Agency for Toxic Substances and Disease Registry's Draft Toxicological Profile for Glyphosate, supporting the agency's report of a possible link between glyphosate and non...

EWG Comments to California OEHHA's on Human Right to Water Framework

EWG submitted comments in support of OEHHA’s proposed framework to measure progress on California’s state law declaring the Human Right to Water for everyone in the state.

EWG Comments to EPA on Draft Toxicological Assessments of GenX

Attached are EWG’s comments to the Environmental Protection Agency on its draft toxicological assessments of GenX, the PFOA replacement chemicals, and PFBS. EWG commends the agency and the IRIS...

EWG Comments to to the Department of HHS's Office of Disease Prevention and Health Promotion on the Healthy People 2030 Initiative

Attached are submitted by the Environmental Working Group to the Department of Health and Human Services, Office of Disease Prevention and Health Promotion proposing six new objectives in the topic...

EWG Comments on EPA’s White Paper on a Working Approach to Chemical Prioritization

EWG comments on the Environmental Protection Agency’s white paper on a working approach to chemical prioritization.

EWG Comments on EPA's Draft Human Health Risk Assessment for Atrazine and Draft Cumulative Human Health Risk Assessment for Triazine Herbicides

Attached are EWG's comments to Environmental Protection Agency on the agency's draft human health risk assessment for atrazine and draft cumulative human health risk assessment for triazine herbicides...

EWG Comments on the California’s OEHHA Draft Public Health Goals for Trihalomethanes

Attached is the letter of comments sent by EWG to the state of California in support of OEHHA’s proposed public health goals for disinfection byproducts trihalomethanes in drinking water.

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